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News & Resources

News

All  | Biomaterials  | Corporate  | Advanced Technologies
9/18/2018 12:00:00 AM | Medical Implants, General Healthcare

Avantor® to Exhibit at Medtec China 2018, Showcase NuSil™ Brand Biocompatible Silicone Adhesives
Adhesive technologies and other solutions help medical device manufacturers improve production processes and device performance

Biomaterials - Radnor, Pa. (USA) – September 18, 2018 – Avantor® today announced it will showcase its NuSil™ brand biocompatible silicone adhesive technologies at Medtec China 2018, September 26-28 in Shanghai, China. The technologies help medical device manufacturers improve their production processes and device performance.

8/31/2018 12:00:00 AM | Medical Implants, General Healthcare

New White Paper From Avantor Provides Tips for Selecting Biocompatible Silicone Adhesives to Improve Medical Device Manufacturing
In-depth report from the Avantor® NuSil™ brand covers everything from cure rates to customization opportunities to help device manufacturers make informed decisions

Biomaterials - Radnor, PA (USA) – August 30, 2018 Avantor® recently published a new white paper from its NuSil™ brand to help medical device manufacturers evaluate and select the right type of silicone adhesives for their application.

7/16/2018 12:00:00 AM

Avantor® Introduces New Brand Identity
New identity signals continued integration with VWR and ongoing commitment to customers

Corporate - Radnor, PA (USA) – July 16, 2018 – Following the acquisition of VWR in 2017, Avantor® introduced a new logo and visual identity today signaling the company’s position as a leading global provider of products, services and solutions for professionals in the life sciences and advanced technology industries.

6/14/2018 12:00:00 AM

NuSil™ Expert to Speak at the 2018 Silicone Elastomers US Summit

Center Valley, PA (USA) – May 30, 2018 – Agnes Steckler, Ph.D., a technologist for Avantor’s NuSil™ brand of advanced silicone materials, will deliver a case study presentation on the topic "Thinking Outside the Conventional Silicone Box" at the 2018 Silicone Elastomers US Summit in Cleveland, Ohio.

5/17/2018 12:00:00 AM | General Healthcare

Explore Options for Medical Device Lubrication Using Medical-Grade Silicone Lubricants

Biomaterials - Center Valley, PA (USA) – May 16, 2018 – Avantor® recently published an informative new white paper from its NuSil™ brand to help medical device manufacturers evaluate and select the right type of lubricious solution for their applications.

New white paper from the Avantor® NuSil™ brand provides in-depth guidance and tips to help medical device designers select the appropriate lubricious solution for their applications

4/20/2018 12:00:00 AM | General Healthcare

EWMA 2018: Avantor® to Highlight NuSil™ Brand Silicone Adhesives for Medical Applications

Biomaterials - Center Valley, PA (USA) – April 20, 2018 – Avantor® is exhibiting at the European Wound Management Association (EWMA) 2018 Conference May 9-11 in Krakow, Poland, where the company will highlight its NuSil™ brand biocompatible Soft Silicone Adhesives (SSA) for medical applications.

Company experts will be available in Stand W614.

1/25/2018 12:00:00 AM | Drug Delivery, General Healthcare, Medical Implants

Avantor® to Highlight NuSil™ Brand Silicone Technology at MD&M West 2018

Biomaterials - Center Valley, PA (USA) – January 25, 2018 – Avantor® is exhibiting at MD&M West 2018, February 6-8 in Anaheim, CA, where the company will highlight its NuSil™ brand of high-purity biomaterials, including lubricious silicone solutions and innovative in-situ cure technology for liquid silicone rubber.

10/31/2017 12:00:00 AM | Drug Delivery, General Healthcare, Medical Implants

Avantor® to Highlight NuSil™ Brand Silicone Technology at COMPAMED 2017

Biomaterials - Center Valley, PA (USA) – October 31, 2017 – Avantor is exhibiting at at COMPAMED 2017, November 13-16 in Düsseldorf, Germany, where the company will highlight its advanced NuSil™ brand in-situ cure liquid silicone rubber technology and provide information on bio-compatible lubricious silicone lubricants.

8/24/2017 12:00:00 AM | Drug Delivery, General Healthcare, Medical Implants

Avantor to Highlight NuSil™ Brand Silicone Technology at Medtec China 2017

Biomaterials - Center Valley, PA (USA) – August 24, 2017 –  Avantor® is exhibiting at Medtec China 2017, September 20-22 in Shanghai, where the company will highlight its advanced NuSil™ brand liquid silicone rubber technology, and provide information on NuSil™ brand medical grade soft silicone adhesives.

8/16/2017 12:00:00 AM | Defense, Commercial Aviation, Space, Electronics, Optoelectronics

NuSil Earns “Supplier of The Year” Award from Honeywell

Advanced Technologies - Center Valley, PA (USA) – August 16, 2017 – NuSil Technology recently earned a “Supplier of the Year” award from Honeywell Federal Manufacturing & Technologies, which manages the Department of Energy’s Kansas City National Security Campus. The award acknowledges overall excellence in factors such as timely delivery, quality performance, technical support, cost control and responsiveness to Honeywell’s raw and bulk commodity team.

1/30/2017 12:00:00 AM | Defense, Electronics

AVANTOR® TO HIGHLIGHT NEW NUSIL™ BRAND TECHNOLOGY AND POST-MERGER FUTURE AT MD&M WEST 2017

Advanced Technologies - Center Valley, PA (USA) – January 30, 2017 – Avantor is exhibiting at MD&M West, February 7-9 in Anaheim, CA, where the company will highlight its new NuSil™ brand liquid silicone rubber technology and provide further insight following the successful merger between NuSil Technology LLC and Avantor last fall.

11/4/2016 12:00:00 AM

NUSIL WINS HENKEL'S 2016 SUPPLIER OF THE YEAR AWARD FOR INNOVATION

Advanced Technologies - Carpinteria, California, (November 4, 2016) — NuSil Technology, LLC, (www.nusil.com) a leading supplier of high-purity medical and space-grade silicones, was recently recognized as a “2016 Supplier of the Year” by Henkel Adhesive Technologies (www.henkel.com). Henkel, a global leader in both consumer and industrial products, recognized NuSil for its innovative silicone polymer technology and collaborative approach.

10/13/2016 12:00:00 AM

NUSIL BRINGS INNOVATION TO IMPLANTS AT MEDTEC CHINA

Biomaterials - Carpinteria, California, (October 13, 2016) -
NuSil Technology LLC (www.nusil.com) will showcase its newest line of medical grade liquid silicone rubbers (LSRs) on October 26 - 28 at MEDTEC China (Shanghai), the sole manufacturing sourcing event for medical device manufacturers in China. The new LSRs are designed specifically for liquid injection molding of precision components for implantable lifesaving, life-changing devices.

10/3/2016 12:00:00 AM

MERGER OF AVANTOR PERFORMANCE MATERIALS, INC. AND NUSIL TECHNOLOGY, LLC COMPLETED

Corporate - Center Valley, PA (USA) – October 3, 2016 – The merger of Avantor™ Performance Materials and NuSil™ Technology LLC has been successfully completed. The intent to merge was announced on August 31, 2016. Terms of the transaction were not disclosed.

9/13/2016 12:00:00 AM | Medical Implants

NUSIL BRINGS INNOVATION TO IMPLANTS AT MD&M MINNEAPOLIS

Biomaterials - Carpinteria, California, (September 13, 2016) — NuSil Technology LLC (www.nusil.com) is debuting their newest line of medical grade liquid silicone rubbers (LSRs) on September 21– 22 at MD&M Minneapolis to an audience of more than 5,000 industry professionals focused on discovering the latest innovations in medical device design and manufacturing. The new LSRs extend NuSil's signature Implant Line of silicones designed specifically for liquid injection molding of precision components for lifesaving, life-changing devices used deep inside the human body.

9/12/2016 12:00:00 AM | Medical Implants

NUSIL LAUNCHES NEXT-GENERATION LSRs

Biomaterials - Carpinteria, California, (September 8, 2016) — NuSil Technology LLC (www.nusil.com) has launched a new line of liquid silicone rubbers (LSRs) engineered to optimize manufacturing efficiency and component quality for lifesaving, life-changing medical implants. The new silicones expand NuSil's premium Implant Line of medical grade silicones designed specifically for liquid injection molding of precision components for critical devices that can remain deep inside the human body for any length of time.

8/31/2016 12:00:00 AM

AVANTOR PERFORMANCE MATERIALS, INC. AND NUSIL TECHNOLOGY, LLC TO MERGE

Corporate - Center Valley, PA and Carpinteria, CA (USA) — August 31, 2016 — Avantor™ Performance Materials and NuSil™ Technology LLC, both portfolio companies of New Mountain Capital LLC, have signed a definitive agreement to merge. This merger will create the global leader in ultra-high-purity materials for the life sciences and advanced technologies markets, as the demand for such materials grows due to technological advances, market expansion and the increasingly strict regulatory and performance specifications of the life sciences and other industries.

4/5/2016 12:00:00 AM | Skin Care

CARESIL® SIMPLIFIES THE PATH FORWARD AT IN-COSMETICS 2016

Biomaterials - Carpinteria, California (April 5, 2016) — NuSil Technology LLC (http://www.nusil.com) is joining the world's leading cosmetics manufacturers at In-Cosmetics 2016, the premier global event for personal care ingredients, from April 12 – 14 in Paris, to help define the future of skin care – and get to that future faster.

3/17/2016 12:00:00 AM | Skin Care

CARESIL® BRINGS THE WOW FACTOR BACK TO SILICONES

Biomaterials - Carpinteria, California, (March 17, 2016) — NuSil Technology LLC (http://www.nusil.com) is pushing the boundaries of cosmetics formulation. Born of advanced microfluidic technology, CareSil's CES (CareSil Encapsulated Silicones) is the world's first and only surfactant-free, fully encapsulated silicone. CES creates transformative textures when applied to the skin and fast-forwards breakthroughs in skin care.

2/9/2016 12:00:00 AM

CHARLES KUMMETH JOINS NUSIL TECHNOLOGY BOARD OF DIRECTORS

Corporate - Carpinteria, California, Feb. 9, 2016 — NuSil Technology LLC (http://www.nusil.com), the global leader in high performance, high purity silicones for the life sciences and advanced engineering markets, announces the appointment of Charles Kummeth to its board of directors. Mr. Kummeth is the President and Chief Executive Officer of Bio-Techne (NASDAQ: TECH), a global life sciences company providing bioactive tools and resources for the research and clinical diagnostic communities.

11/10/2015 12:00:00 AM

NUSIL LAUNCHES STRONGEST SILICONE ELASTOMER EVER DEVELOPED

Biomaterials - Carpinteria, California, (November 10, 2015) — With a tensile strength of up to 50% greater than existing silicone elastomers on the market and a combination of material properties that make it not only strong but also uniquely soft and pliable, NuSil Technology's High Strength Silicone paves the way for significant advancements in medical device design and performance.

11/3/2015 12:00:00 AM

JULIE CAMERON JOINS NUSIL AS VICE PRESIDENT OF LIFE SCIENCES

Corporate - Carpinteria, California, Nov. 3, 2015 - NuSil Technology LLC (http://www.nusil.com) announces the appointment of Julie Cameron to the position of Vice President of Life Sciences, overseeing Medical Implants, General Healthcare and CareSilTM, NuSil’s skin care brand. Ms. Cameron brings nearly 30 years of marketing and commercial experience in the life sciences and silicone markets to this newly created role.

8/6/2015 12:00:00 AM

BRIGHTER, SHARPER, MORE RUGGED – NUSIL'S NEW OPTICALLY CLEAR SILICONE GELS ENABLE NEXT-GENERATION DIGITAL DISPLAYS

Advanced Technologies - Carpinteria, California, Thursday, August 06, 2015 - In response to market demands for ever-smaller, ever-higher-definition LCD displays that can withstand an increasingly broad range of environments and conditions, NuSil Technology LLC (http://www.nusil.com) has added two new Optically Clear Silicone Gels, LS1-3443 and Gel 8136, to their full line of silicones for solid state lighting. The newest gels offer greater light output and optical clarity while also improving both impact- and heat-resistance. This enables LCD screen manufacturers to create next-generation displays for smart phones and stadium screens and everything in between that are sharper, brighter and more rugged.

3/16/2015 12:00:00 AM

Ernest waaser joins nusil as its new chief executive officer

Corporate - Carpinteria, California, March 16, 2015 — NuSil Technology LLC (http://www.nusil.com), the global leader in high purity medical and space-grade silicones, announces the appointment of Ernest Waaser as its new Chief Executive Officer. Mr. Waaser brings over 30 years of experience leading numerous public and privately-held healthcare companies. He takes over from NuSil’s co-founder and CEO, Dick Compton, who is retiring as CEO, but will continue to serve as Chairman of the NuSil Board of Directors.

1/30/2014 12:00:00 AM | Skin Care

New CareSil Brand Wins Formulation Award at COSMETAGORA 2014

Biomaterials - CareSil has won a Formulation Award at COSMETAGORA 2014 for its unique water in silicone (W/Si) Mousse Velours (“Velvet Mousse”) foundation that delivers a lighter, fresher feel than traditional silicone-based alternatives. Combining 30% water with CareSil’s high-purity silicone elastomer gel, CXG-1104, this product looks like a mousse, feels natural like skin and spreads evenly and smoothly.

1/28/2014 12:00:00 AM | Medical Implants, General Healthcare

NuSil at MD&M West February 10-13, 2014

Biomaterials - One of NuSil's Class VI liquid silicone rubbers will be featured in a live molding demonstration at the MD&M West trade show in Anaheim, CA.

1/20/2014 12:00:00 AM | Medical Implants, General Healthcare

NuSil at Arab Health January 27-30, 2014

Biomaterials - NuSil Technology will be at Stand #Z3A70 of Arab Health 2014 to showcase its comprehensive selection of silicone materials for healthcare and implant applications.

1/7/2014 12:00:00 AM | Skin Care

NuSil at Cosmetagora January 14-15, 2014

Biomaterials - At the Paris, France Cosmetagora show at Stand #57, NuSil Technology will showcase its high-purity CareSil silicones for enhancing sensory appeal, diffusing light, and delivering actives — among other benefits — in breakthrough skin care products.

1/3/2014 12:00:00 AM | Medical Implants, General Healthcare

NuSil at IMDI January 10-11, 2014

Biomaterials - NuSil Technology, a global leader in silicone materials for the medical industry, will team with its Indian distribution company, Synergistix (India) Pvt. Ltd., to showcase its world-renowned offerings and formulation insight at the Indian Medical Devices & Plastics Disposables/Implants Industry (IMDI) 2014 trade show and conferences.

12/19/2013 12:00:00 AM

NuSil Technology Wins Mentor's Inaugural Supplier Recognition Award

Corporate - NuSil recently won the inaugural Supplier Recognition Award from Mentor, a medical device manufacturing company owned by Johnson & Johnson. This accolade calls out NuSil's continuously outstanding performance in silicone raw material supply.

12/9/2013 12:00:00 AM | Drug Delivery, Medical Implants, General Healthcare

NuSil Publishes Article for Bringing Silicones to Drug Delivery

Biomaterials - NuSil Technology’s article titled “Modification of Silicone Chemistry and Its Influence on Release Rates of Active Pharmaceutical Ingredients (APIs)”, was published this month in Drug Development & Delivery magazine, a publication that reports the latest developments in the pharmaceutical industry. The article presents the results of technologically advanced testing of silicone formulations and two drugs (APIs).

11/15/2013 12:00:00 AM | Medical Implants, General Healthcare

NuSil at COMPAMED November 20-22, 2013

Biomaterials - NuSil will present its broad portfolio of silicones for the medical implant and healthcare industries at the COMPAMED trade fair in Dusseldorf, Germany.

11/11/2013 12:00:00 AM | Optoelectronics, Electronics

NuSil at Strategies in Light November 19-21, 2013

Advanced Technologies - NuSil's Advanced Engineering business unit will showcase its optically clear line of silicones for LEDs at the Strategies in Light trade show.

11/11/2013 12:00:00 AM | Space, Defense, Commercial Aviation

NuSil’s Aerospace & Defense Business Unit Publishes Article on Advancements in Silicone Technology

Advanced Technologies - NuSil Technology's Brian Burkitt and Danielle Peak publish article titled “Recent Innovations in Silicone Technology for Aircraft and Aerospace” in ASI magazine.

10/23/2013 12:00:00 AM | Medical Implants, General Healthcare

NuSil Silicones Featured in Live Demonstration at MD&M Minneapolis Trade Show October 29-30, 2013

Biomaterials - One of NuSil's Class VI liquid silicone rubbers will be featured in a live molding demonstration at the MD&M Minneapolis trade show.

10/17/2013 12:00:00 AM

Synergistix Changes Status From Representative to Distributor for NuSil Technology

Corporate - New distributor status will shorten lead times and reduce freight costs for customers in India.

9/26/2013 12:00:00 AM | Medical Implants, General Healthcare

NuSil at MEDTEC Italy October 2-3, 2013

Biomaterials - At MEDTEC Italy in Modena October 2-3, 2013, NuSil Technology will be featuring the newest silicone from the Medical Implants and Healthcare business units: a low density, platinum cure silicone foam. The foam is multi-faceted in use, ranging from keeping wounds dry and clean to making aesthetic implants relatively lighter than silicone gel-filled implants.

9/26/2013 12:00:00 AM | Space, Defense, Commercial Aviation, Optoelectronics, Electronics

NuSil Technology Presents New Low Viscosity Thermally Conductive Silicone Potting Elastomer

Advanced Technologies - NuSil has expanded its portfolio of robust silicone potting and encapsulating materials with a new product from the Electronics and Engineering business unit, R-2165.

9/10/2013 12:00:00 AM | Skin Care

NuSil at CA SCC Suppliers’ Day September 24-25, 2013

Biomaterials - NuSil Technology will promote CareSil, the new business unit and brand of high-purity silicones for skin care, color cosmetics, and sun care, at the California SCC Suppliers’ Day in Long Beach, CA September 24-25.

9/10/2013 12:00:00 AM | Medical Implants, General Healthcare

NuSil at MEDTEC China September 25-26, 2013

Biomaterials - NuSil Technology will feature our high-quality medical fluorosilicones at the upcoming MEDTEC China trade show. As part of this showcase, we will be holding demonstrations in our booth to show how well these resist swell than traditional dimethyl (PDMS) silicones.

9/10/2013 12:00:00 AM | Space, Defense, Commercial Aviation

NuSil at the SAE 2013 AeroTech Congress and Exhibition September 24-26, 2013

Advanced Technologies - At the SAE 2013 AeroTech Congress and Exhibition on Tuesday, September 24, Mark Vedder from NuSil Technology’s Aerospace and Defense team will speak on “Improving Aerodynamics with Exterior Silicone Ice-Release Coatings in Icing Conditions with Current Deicing Procedures.”

9/4/2013 12:00:00 AM | Skin Care

NuSil Technology Partners with Azelis for Distribution of High-Purity Silicones for Skin Care

Biomaterials - CareSil joins Azelis’ offerings of personal care silicones for distribution in France, Italy, Benelux and Canada. With proven expertise in product innovation and quality, Azelis is an ideal fit to be partnered with NuSil’s new brand, which offers personal care formulators the most pristine silicone in the industry.

8/21/2013 12:00:00 AM | Medical Implants, General Healthcare

NuSil at MD&M Brazil August 27-28, 2013

Biomaterials - NuSil Technology, the leader in implantable silicones, will be in attendance at MD&M Brazil in São Paulo August 27-28, 2013. As part of showcasing high-quality silicones for the medical industry, NuSil looks forward to promoting the newest silicone from the Medical Implants and Healthcare business units: a low density, platinum cure silicone foam. The foam is multi-faceted in use, ranging from keeping wounds dry and clean to making aesthetic implants relatively lighter than silicone gel-filled implants.

8/20/2013 12:00:00 AM | Space, Defense, Commercial Aviation, Optoelectronics, Electronics

NuSil Technology Unveils A Transparent, Easy-To-Use, Versatile Silicone Encapsulant

Advanced Technologies - NuSil introduces R-2614, a new robust silicone potting and encapsulating material that answers to market need for maximum protection of electronic systems.

7/24/2013 12:00:00 AM | Defense, Commercial Aviation

NuSil at the Deicing and Stormwater Conference July 31 - August 1, 2013

Advanced Technologies - On Wednesday, July 31 at the Deicing and Stormwater Conference in Arlington, Virginia, Mark Vedder from NuSil Technology’s Aerospace and Defense business unit will present “Silicone-Based Ice-Release Coatings and Testing Processes". NuSil’s silicone coatings for ice-release continue to build upon their reputation for excellence. The data speaks for itself: Compared to other deicing coatings, NuSil's ice-release materials most significantly and competitively reduce the amount of force required to remove ice from aerodynamic surfaces – raising the bar in technologies for safer, more efficient use of aircraft vehicles.

7/2/2013 12:00:00 AM | Medical Implants, General Healthcare

New Article by NuSil in Medical Plastics News Magazine

Biomaterials - NuSil is excited to announce publication of an article in Medical Plastics News magazine! The article explains why silicone is often the material of choice in contact and intraocular lenses. Able to mimic the surrounding biological environment, silicone helps achieve a natural rather than intrusive feel, allowing the benefits and not the burden of a device to meet the eye.

6/3/2013 12:00:00 AM | Commercial Aviation, Space, Defense

NuSil at the 50th International Paris Air Show June 17-23, 2013

Advanced Technologies - NuSil Technology brings its space-grade products to the 50th International Paris Air Show in Le Bourget, France, June 17-23, 2013. In the spotlight will be innovative ice-phobic coatings, tested with exceptional results via the Zero-Degree Cone Test as recommended in the SAE AIR 6232. From gap fillers to exterior coatings, NuSil offers the highest quality silicones in the aerospace industry to serve your latest formulation needs.

5/31/2013 12:00:00 AM | Optoelectronics, Electronics

NuSil at Sensors Expo & Conference June 5-6, 2013

Advanced Technologies - NuSil Technology is proud to be a part of the Sensors Expo and Conference 2013 in Rosemont, IL next week. The company's knowledgeable experts John Kovalick, Technical Sales, Electronics & Engineering, and Bob Umland, Marketing and Sales Director, Electronics & Engineering, will be at Booth #820 Wednesday, June 5 through Thursday, June 6 at the Donald E. Stephens Convention Center to discuss their high-quality silicones for the sensors industry, including exciting new products FS-3502-1 and GEL8-8150.

5/20/2013 12:00:00 AM | Space, Defense, Commercial Aviation

NuSil at AHS International May 21-23, 2013

Advanced Technologies - Rob Thomaier, NuSil’s Senior Aerospace & Defense Technical Sales Representative, will represent NuSil Technology at the Phoenix Convention Center in Phoenix, AZ Tuesday, May 21 through Thursday, May 23 at the AHS 69th Annual Forum & Technology Display. On Tuesday, May 21st, at 10:00 am, Rob will present “Silicone Ice-phobic Coatings”, explaining the need for ice-phobic materials in the aircraft industry and stressing the significance of silicone’s unparalleled performance as such: in their ability to reduce the adhesion of ice to aerodynamic surfaces like the wings of airplanes.

5/20/2013 12:00:00 AM | Defense, Space, Commercial Aviation

NuSil at Space Tech May 21-23, 2013

Advanced Technologies - Vincent Malavè and Mark Vedder of NuSil Technology’s Aerospace & Defense Technical Sales Team will be in Long Beach, CA Tuesday, May 21 through Thursday, May 23 for the Satellite & Space Summit at the Long Beach Convention & Entertainment Center. On Thursday, May 23, at 11:20 am, Vince will present “Innovative Silicone Adhesives”, a discussion about the technology behind low outgassing two-part curable silicone film adhesives and one-part silicone pressure sensitive adhesives.

5/13/2013 12:00:00 AM | Skin Care

NuSil at NYSCC Suppliers Day 2013 May 14-15

Biomaterials - Visit CareSil at Booth# 1655 at the NYSCC Supplier’s Day 2013, in Edison, NJ, on Tuesday, May 14 and Wednesday, May 15. Building on the company's 30+ years of experience and leadership in healthcare, NuSil is very excited to bring medical-quality silicone materials to skin care.

2/5/2013 12:00:00 AM | Medical Implants

NuSil Technology Introduces New Fluorosilicone Elastomer for Medical Implant Applications

Biomaterials - MED-5440 is a 100 mol % fluorosilicone elastomer that resists swell caused by dimethyl fluids and most solvents or oils.

1/30/2013 12:00:00 AM | Optoelectronics, Electronics

NuSil Technology Introduces Two New Silicone Materials at Photonics West 2013

Advanced Technologies - NuSil will launch two new silicone products for photonic and electronic applications at Photonics West 2013. LS2-6140, an optically clear primerless encapsulant, and R-2175, a flowable, thermally stable potting compound, are the latest product launches of the company’s Engineering, Electronics, and Photonics business unit.

Whitepapers

All  | Biomaterials  | Advanced Technologies
Medical-Grade Silicone Lubricants for Medical Devices

5/17/2018 12:00:00 AM  - Biomaterials | General Healthcare | An informative white paper provides in-depth guidance and tips to help medical device designers evaluate and select the appropriate lubricious solution for their application. It provides an overview of relevant considerations when selecting biocompatible silicone lubricants, from lubricant properties and device substrates, to criteria in purity and customization. It also includes a selection guide to help readers choose an appropriate lubricant based on application requirements and limitations.

Modification of Silicone Chemistry and Its Influence on Release Rates of Active Pharm Ingredients APIs

11/1/2013 12:00:00 AM  - Biomaterials | Drug Delivery | Advancements in silicone technology are born from studies such as this, thus augmenting through customization the ability of silicone components to meet and sustain the needs of drug delivery applications.

Silicones for High Reliability and Yield in Electronic Applications

9/30/2013 12:00:00 AM  - Advanced Technologies | Electronics | Silicone's high adaptability lends itself to optimization for varying levels of conductivity, permeability, and other properties desirable for use in electronic systems.

A Brief History and Evolution of Key Regulatory Requirements for Silicones

8/1/2013 12:00:00 AM  - Biomaterials | Medical Implants, General Healthcare | Due to silicone’s ever-expanding role in medical devices; industry practices, standards, and regulations have and will continue to evolve.

New Innovations in Silicone Technology for Aircraft and Aerospace

7/24/2013 12:00:00 AM  - Advanced Technologies | Space, Commercial Aviation | New innovations in silicone technology that add to silicone’s prolific resume and success in the aerospace and aircraft industries are fuel and solvent resistant silicone elastomers, silicone ice-release coatings for aerodynamic surfaces, and controlled volatility silicone film adhesives.

Medical-Quality Silicones and Skin Care

7/9/2013 12:00:00 AM  - Biomaterials | Skin Care | As the body’s largest organ, not to mention its protective shield against the outside world, skin should be treated with the same care as any other body part. This level of care can be provided by silicone; innovation in silicone technology from its history in healthcare and especially medical implant applications need only be extrapolated and applied. The crossover between silicones for medical implants and for skin care lies in material purity.

Silicones in Ophthalmic Applications

6/28/2013 12:00:00 AM  - Biomaterials | Medical Implants | Assuming a natural rather than intrusive feel is a task of medical devices, and silicone rises to the challenge to help achieve this. In ophthalmic applications, silicone allows the benefits and not the burden of a device to meet the eye.

Silicone Ice-Release Coatings

5/21/2013 12:00:00 AM  - Advanced Technologies | Defense, Commercial Aviation | When ice builds up on the leading edges of aerodynamic surfaces, it decreases lift and increases drag. Ice-release coatings significantly reduce the force required to remove ice that has adhered, for safer, more efficient use of aircraft vehicles.

Designing Silicones for Medical Device Applications: An Overview

5/16/2013 12:00:00 AM  - Biomaterials | Medical Implants, General Healthcare | A recent study by NuSil Technology evaluated the effects of barium sulfate (BaSO4) on the durometer and tensile strength of an implant-grade silicone elastomer, NuSil’s MED-4765.

Thermally Conductive Silicones for Space and Aircraft Applications

5/6/2013 12:00:00 AM  - Advanced Technologies | Space, Defense, Commercial Aviation | Silicones are highly resilient materials commonly used as adhesives and encapsulants in aircraft and aerospace applications. A valuable benefit of silicones is their ability to incorporate a variety of filler types that can impart such properties as thermal conductivity at elevated temperatures. Thermally conductive silicone adhesives and encapsulants aid in the removal of heat without adding additional stress to electronic assemblies and other devices during thermal cycling.

Versatility of Silicone for Electronics in Medical Devices

10/9/2012 12:00:00 AM  - Biomaterials | Medical Implants, General Healthcare | Since the first use of silicone for medical applications in the 1950s, this material’s chemical stability, physical strengths, and bioinertness have proven it a valuable candidate for medical device applications. Best of all, silicones are so dynamic they can be formulated to achieve specific performance, aesthetic, or therapeutic properties that aren’t inherently available with silicone elastomer chemistry alone.

Troubleshooting: Platinum Catalyzed Silicones

10/1/2012 12:00:00 AM  - Advanced Technologies, Biomaterials | Whether an inhibitor stalls or permanently stops a silicone from curing depends on the catalyst utilized. Understanding the effects of different inhibitors on the catalyst utilized is key to working with curable silicone systems so as to fully benefit from their unique and useful properties. A platinum catalyst allows silicones to be formulated to provide a wide range of physical properties, adjustable work times and reaction rates if cured in the right conditions.

Needle Coatings to Relieve Penetration and Drag Forces of Needles

8/27/2012 12:00:00 AM  - Biomaterials | General Healthcare | A study comparing penetration forces of uncoated and coated needles was performed to analyze and compare the efficacy of specific NuSil needle coating materials in lowering the force required to penetrate and pass through a substrate. Testing was performed on a TA.XT.plus Texture Analyzer with a 5-kg load cell. Needles coated with MED-4162 proved to have the largest decrease in penetration and drag forces.

New Technologies in Silicone Adhesives

8/1/2012 12:00:00 AM  - Biomaterials | General Healthcare | Two-part silicone film adhesives, silicone pressure sensitive adhesives (PSAs) and silicone tacky gels are often utilized in vastly different applications — from scar treatment therapies to solar cell assemblies. When seeking to select the most suitable type of silicone to use, knowing the differences among these materials is essential.

The Effect of Infrared Spot Curing on the Cure Times of Silicone Materials for the Healthcare Industry

7/10/2012 12:00:00 AM  - Biomaterials | Medical Implants, General Healthcare | Utilized in a wide variety of adhesion applications — from urinary catheters to cardiac pacemakers — one-part condensation-cure adhesives have traditionally been the most commonly used silicone adhesives in the healthcare industry. Despite their acclaimed and proven effectiveness, the downside to using these adhesive systems is their long cure time (many hours or even days at room temperature) and inability to be accelerated with heat.

Characterization of Fuel Resistant Fluorosilicones

5/22/2012 12:00:00 AM  - Advanced Technologies | Silicones are commonly used in automotive applications as potting compounds, adhesives, gaskets, seals and encapsulants due to their ability to remain elastic at low temperatures and resist breakdown at high temperatures or in UV light. In addition to a broad operating temperature range, silicones inherently possess high dielectric strength (= 500 V/mil), low modulus and a low glass transition point (Tg), as compared to organic-based rubbers.

Non-toxic Novel Silicone Foul-release Marine Coatings

5/21/2012 12:00:00 AM  - Advanced Technologies | This study evaluates modified silicone elastomers as foul-release coatings. The coatings are easy to apply, cure rapidly and relatively tough materials. They are non-toxic and biologically inert but still prevent the adhesion of marine life. The coatings were tested by a novel barnacle adhesion test with adhesion results in two weeks.

Novel Adhesions Methods for Solar Cell Assemblies

5/21/2012 12:00:00 AM  - Advanced Technologies | Optoelectronics | Traditionally, engineers and solar cell assemblers have used liquid silicone adhesives to bond solar cells to panel substrates such as satellites, and silicones with high light transmittance to bond cover glasses to cells.

Ice-phobic Coatings on Controlled and Covered Surfaces

5/1/2012 12:00:00 AM  - Advanced Technologies | Defense, Commercial Aviation | Ice buildup on aircraft surfaces is dangerous and can cause serious problems. The lifting surfaces of helicopters and other vertical lift vehicles are typically under a lot of stress and can, therefore, benefit greatly from coatings that improve the release of ice. In events of ice buildup, silicone’s ability to remain elastic at low temperatures has proven extremely valuable.

LED Packaging with Silicone Encapsulants

4/2/2012 12:00:00 AM  - Advanced Technologies | Optoelectronics | A Light Emitting Diode (LED) is not “one size fits all.” While many LEDs may appear similar, various applications call for different needs. Whether one is deciding how to construct the LED or what the final application is going to be, decisions on what material to use can vary drastically. It is for this reason that a relationship needs to be maintained between the LED packager and material supplier. In most cases, the material of choice for LED packagers is silicone.

Designing Low Permeability, Optical-grade Silicone Systems

1/26/2012 12:00:00 AM  - Advanced Technologies | Optoelectronics | Unprotected electronic components exposed to moisture from high humidity may fail due to corrosion of metal leads or other unfavorable reactions on chemically sensitive components. This is of high interest for silicones that encapsulate Light Emitting Diodes (LEDs) dies. For these applications, moisture and oxygen may react with materials, such as phosphor, used to make white LEDs for back-lighting applications and decrease or change the light output and color over time.

Choosing a Silicone for Joining Technologies

1/9/2012 12:00:00 AM  - Advanced Technologies | Engineers and material scientists are constantly looking for a polymeric adhesive that can perform in a broad operating temperature range, maintain chemical stability and offer unique mechanical properties. The dynamic attributes of silicone adhesives, sealants, coatings and encapsulants provide design engineers with a variety of solutions to the complex challenges they face. The advantages of silicone lie in the chemistry of the polymer chain, which can be modified to achieve desired mechanical properties.

Increasing Hair Manageability Using Silicone for Moisture Control

1/9/2012 12:00:00 AM  - Biomaterials | Skin Care | When considering hair, moisture is a double-edge sword. Everyone strives to achieve healthy looking, moisturized hair; shiny and strong. Dry hair, on the other hand, is associated with damage and brittleness. Why is it then that a humid or rainy day — full of moisture in the air — concerns so many?

Fluorosilicones in the Aerospace Industry

10/21/2011 12:00:00 AM  - Advanced Technologies | Defense, Commercial Aviation | Fluorosilicone’s advent into the commercial marketplace offers opportunities for manufacturers to pursue new applications for silicones in the automotive, aircraft and general markets. The unique properties of fluorosilicones provide a solution for products that need broad operating temperatures, fuel resistance and long-term reliability. Conventional dimethyl silicones cannot survive the harsh environments that fluorosilicones can endure.

Choosing a Silicone Encapsulant for Photovoltaic Applications

4/4/2011 12:00:00 AM  - Advanced Technologies | Optoelectronics | Non-phenyl containing 1.41 RI silicones have been used for several years for bonding solar arrays in the satellite industry. Phenyl groups on the siloxane polymer can change various properties of the silicone. Understanding how phenyl affects these properties allows the engineer to understand the benefits and risks when using a RI matching silicone to minimize light loss versus a non-phenyl containing silicone.

Using Optical Index Matching Silicone Gels to Improve Outdoor Viewing and Ruggedness of Displays

12/22/2009 12:00:00 AM  - Advanced Technologies | Optoelectronics | Portable computing, military environments, and demanding outdoor activities like fire rescue require a reliable and accurate display. The bright ambient light outdoors can cause high reflection losses and subsequently “display washout.” A growing trend is use of optical index matching silicone gels to reduce reflection losses and also aid in durability.

Versatility and Flexibility from Low Outgassing Silicones

12/15/2009 12:00:00 AM  - Advanced Technologies | Electronics | Miniaturization of electronic packages has led to using thinner and more fragile materials. This, in combination with the use of lead-free solder with solder reflow temperatures up to 260°C, can cause high shear stress during heating and cooling that can damage a device. Subsequently, there is growing interest in silicone adhesives and encapsulants for terrestrial electronic packaging applications.

Understanding the Role of Silicones in Controlled Release Applications

12/1/2009 12:00:00 AM  - Biomaterials | Drug Delivery | Silicones possess certain dynamic characteristics which allow them to be compounded in with a host of actives. These same unique characteristics also allow them to release those actives from a molded/extruded device in a predictable way – whether that application is for transdermal, transmucosal, short or long-term human implantation. This article will highlight key attributes of certain silicones as well as key considerations when selecting a silicone.

Recent Developments in Ultra Low Outgassing Silicones for Space Application

10/25/2009 12:00:00 AM  - Advanced Technologies | Space | In this study, these 2-part, platinum cure, RTV silicones are compared to standard low outgassing materials, CV-2289 and CV10-2568. The physical properties are compared looking for any property losses, and the TML’s and CVCM’s are compared and analyzed according to ASTM E 595 standards and the outgassing kinetics from ASTM 15592 experiments.

Controlled Volatility Silicone Materials: Development and Analysis of Ultra Low Outgassing Elastomer For Space

6/8/2009 12:00:00 AM  - Advanced Technologies | Space | In this paper, we compare a standard controlled volatility silica reinforced silicone adhesive that has a history of use in aerospace applications with a newly developed equivalent Ultra Low OutgassingTM version that exceeds typical ASTM E 595 requirements achieving < 0.1 % TMLs and < 0.01% CVCMs. We will compare the cured physical properties and monitor the outgassing profiles of each material based on ASTM E 1559 test method.

Adding Color to Medical Devices

10/9/2008 12:00:00 AM  - Biomaterials | Medical Implants, General Healthcare | Medical device companies continue to support the healthcare community by distinguishing models, sizes and improving the aesthetics of the device with the addition of color. Color in medical devices offers a number of benefits in marketing the device. Adding color can help differentiate the product in a competitive marketplace, and the addition of corporate colors can also create a strong tie to the company's brand.

Material and Process Innovations with Filled Silicone Elastomers

5/18/2008 12:00:00 AM  - Advanced Technologies | Defense, Commercial Aviation | Today the technological progress of modern military aircraft design has been greatly influenced by the use of advanced composite materials. These materials permit design of lighter stronger more flexible aircraft yet offers a new set of challenges in design, production and quality.

Evaluation of Phosphor Settling Rate in Silicone Encapsulant

4/30/2008 12:00:00 AM  - Advanced Technologies | Optoelectronics | Working with LED manufacturers reveals a common problem: how to effectively add phosphor to the silicone encapsulant without having it settle or incur processing problems like curing too soon, deairing and bubbles. A study was done to evaluate two silicone encapsulation materials for their ability to maintain phosphor in solution for ease of manufacturing and production of white light emitting diodes.

A Characterization of Yellowing Caused by UV Radiation on Silicone Encapsulants, and Improvements in Future Materials

2/13/2008 12:00:00 AM  - Advanced Technologies | Optoelectronics | This study evaluates twenty-one samples for their change in optical transmission due to a 680-6800J/cm2 dose of UV radiation. Samples were made from UV curing acrylate, epoxy and silicone chemistries. All samples were prepared and exposed the same way so that comparisons between the samples would be meaningful.

A Silicone-Based Ice-Phobic Coating for Aircraft

1/18/2008 12:00:00 AM  - Advanced Technologies | Defense, Commercial Aviation | The problem of ice build-up in an engine or on the leading edges of a plane is a significant problem in the aircraft industry. Ice build up can affect many aspects of flying such as lift, drag, and thrust.

Evaluation of Removal Rate of Cured Silicone Adhesive from Various Electronic Packaging Substrates by Solvent and Silicone Digesters for Rework Application

1/18/2008 12:00:00 AM  - Advanced Technologies | Electronics | Reworking electronic packages is an integral process related to diagnostics and salvaging valuable materials. It is a meticulous and time-consuming procedure that requires some knowledge of the package material composition to determine compatible cleaning solutions and processes.

Characterization of Ultra Low Outgassing™ Silicone Materials for Aerospace Applications

6/11/2007 12:00:00 AM  - Advanced Technologies | Space | The Aerospace Industry has used silicone adhesives and coatings for over five decades. Silicones ability to maintain its elasticity and low modulus over a broad temperature range, –130 to 260°C, provides excellent utility in space, where spacecraft are often exposed to these extreme temperatures. The National Aeronautics & Space Administration (NASA) and the European Space Agency (ESA) recommend testing low outgassing materials per ASTM E-595 prior to use in space.

A Characterization of UV Effects on Optical Silicones used in Opto-electronic Devices and New Developments in Resistant Materials

1/23/2007 12:00:00 AM  - Advanced Technologies | Optoelectronics | Opto-electronic devices such as LEDs, optical sensors, LCDs and color filters have the need for optically transparent encapsulants or adhesives. Maintaining the highest transmission possible of the encapsulant/adhesive throughout the life of the device is a critical criteria for the device designer.

Solvent Resistance of Silicones used for Electronic Packaging Applications

11/28/2006 12:00:00 AM  - Advanced Technologies | Electronics | Silicones are becoming more popular in advanced packaging for their thermal stability above 200oC and ability to protect the electronic package from environmental factors. The electronic package may be exposed to a variety of different solvents by fabricators in the cleaning process. Problems arise when the silicone swells with solvent. When the solvent evaporates, the silicone will become harder and put stress on the metal bonds, potentially bending and even shearing them.

How Temperature Effects Transmission of Silicone Encapsulants

9/28/2006 12:00:00 AM  - Advanced Technologies | Optoelectronics | This paper describes five optically clear materials that were evaluated for changes in optical transmission due to temperature (150°C). Initial testing revealed that 150°C temperature exposure enabled reactions between the silicone being tested and the gasket material used to form the sample preparation.

Overcoming Package Stress in Flip Chips with Low Outgassed Silicone Materials to Reduce Contamination

7/31/2006 12:00:00 AM  - Advanced Technologies | Electronics | The EU mandates for lead free solders are often soldered at higher temperatures than lead and have created a need for electronic packaging materials that can handle these thermal cycling extremes.

Comparing Silicone Pressure-Sensitive Adhesives to Silicone Gels for Transdermal Drug Delivery

7/26/2006 12:00:00 AM  - Biomaterials | General Healthcare | Transdermal, drug-delivery applications mandate the use of adequate adhesive systems to not only keep the pharmaceutical agent in contact with the intended surface, but to facilitate sustained, controlled delivery. An engineer who must determine which silicone chemistry is optimal for their device has a few options. This paper will investigate the differences in silicone pressure sensitive adhesives (PSAs) and silicone gels for transdermal drug delivery applications.

New Low Stress Film Adhesive for Aerospace Applications Requiring Low Outgassing

5/1/2006 12:00:00 AM  - Advanced Technologies | Space, Defense, Commercial Aviation | Low stress liquid adhesives based on silicone chemistry have been used for years in the aerospace industry requiring low outgas, ASTM E-595 requirements (1). The applications include coverglass adhesives, mirror bonding, potting of electronic parts and many more. Silicones are valued for their dependability during extreme temperature cycling and inherently low modulus characteristics.

Low Outgas Silicone Pressure Sensitive Adhesive for Aerospace Applications II

12/19/2005 12:00:00 AM  - Advanced Technologies | Space, Defense, Commercial Aviation | The aerospace industry, primarily satellite manufacturers, have expressed the need for a low outgas, thermally stable, adhesive tape. The current products in the marketplace have limitations at both high, 175ºC, and low, -100ºC, temperatures. A new silicone Pressure Sensitive Adhesive (PSA) was developed to pass ASTM E-595(1), low outgassing requirements of 1% or less Total Mass Loss (TML) and 0.1% or less Collectable Volatile Condensable Materials (CVCM).

Index Matching Silicone for High Brightness LED Packaging

3/18/2005 12:00:00 AM  - Advanced Technologies | Optoelectronics | Although silicone technology has been around for over 5 decades, this unique material continues to find usage in new applications. Its various functionalities allow its usage as fuel resistant gaskets, inert implantable devices in the body, coatings for Atomic Oxygen protection in space, and for interocular lenses for cataract disease.

Low Outgassing Materials for Electro-Optic and Electronic Systems

3/18/2005 12:00:00 AM  - Advanced Technologies | Optoelectronics, Electronics | This paper explores the need for low outgassing, thermally stable, high performance materials for electrooptic and electronic systems, citing various applications of low outgassing materials in electro-optic and electronic systems.

Phosphors and Silicone Dispersions

3/2/2005 12:00:00 AM  - Advanced Technologies | Optoelectronics | From the perspective of a silicone material chemist, this paper will address the benefits of using silicone in phosphor dispersions for High Brightness LED (HBLED) packages. This investigation first provides an overview of how versatile of a material silicone can be to the HB LED industry. An examination of the chemistry of silicone, the multiple material composition options and various cure chemistries demonstrates how silicone can be tailored to fit specific applications.

Optical Silicones for use in Harsh Operating Environments

11/4/2004 12:00:00 AM  - Advanced Technologies | Optoelectronics, Electronics | The optics industry widely uses silicones for various fiber optic cable potting applications and light emitting diode protection. Optics manufacturers know traditional silicone elastomers, gels, thixotropic gels, and fluids not only perform extremely well in high temperature applications, but also offer refractive index matching so that silicones can transmit light with admirable efficiency.

Choosing a Silicone Adhesive & Treatment System

7/1/2004 12:00:00 AM  - Biomaterials | Medical Implants, General Healthcare | As devices become smaller and bonds more critical, choosing the right adhesive system may be essential to the success of the device.This article investigates some adhesives and primers used to adhere difficult substrates.

Silicone Adhesives and Primers on Low Surface Energy Plastics and High Strength Metals for Medical Devices

6/24/2004 12:00:00 AM  - Biomaterials | Medical Implants, General Healthcare | This paper will demonstrate the ability of silicone adhesives, with the aid of primers, flame treatment, or plasma treatment, to adhere to low surface energy plastics and to high strength metals. In general, some plastics are difficult to adhere to because of their low surface energy, available bond sites, and chemical interaction. Most plastic have a surface energy under 50 dynes/cm while aluminum, an easier substrate to adhere to, is closer to 825 dynes/cm.

Silicones as a Material of Choice for Drug Delivery Applications

6/14/2004 12:00:00 AM  - Biomaterials | Drug Delivery | This paper will investigate the benefits of using silicone in drug delivery applications. This investigation first provides an overview of how versatile of a material silicone can be to the drug delivery industry. An examination of the chemistry of silicone, the multiple material composition options and various cure chemistries demonstrates how silicone can be tailored to fit specific drug delivery applications.

Adhering to Difficult Substrates

6/8/2004 12:00:00 AM  - Advanced Technologies, Biomaterials | Adhesive echnology is equal parts chemistry and ‘black magic’. Because there are so many different substrates, each adhesive can not be actually tested before hand on each and everyone. However, by testing on some novel substrates, or difficult to adhere to, inferences can be made which can narrow the choices of adhesives. We can define adhesion as the chemical bonding of two substrates.

Silicone Adhesives and Primers on Low Surface Energy Plastics and High Strength Metals

9/25/2003 12:00:00 AM  - Advanced Technologies | This paper will demonstrate the ability of silicone adhesives, with the aid of primers, flame treatment, or plasma treatment, to adhere to low surface energy plastics and to high strength metals. In general, some plastics are difficult to adhere to because of their low surface energy, available bond sites, and chemical interaction. Most plastic have a surface energy under 50 dynes/cm while aluminum, an easier substrate to adhere to, is closer to 825 dynes/cm.

Accelerating Cure of Silicone Adhesives

2/17/2003 12:00:00 AM  - Advanced Technologies | This paper will demonstrate the availability of dramatically accelerating the cure of certain silicone adhesives and their advantage to the manufacturing process. A ‘fast cure’ adhesive is defined as full cure in less than ten minutes—or partial cure for handling under five minutes and full cure at room temperature in 8 hours or one shift.

Technical Resources

All  | Advanced Technologies  | Biomaterials
NuSil's UL94 Flammability Testing

5/22/2013 12:00:00 AM  - Advanced Technologies | NuSil's electronic device silicones which undergo burn testing are tested per UL 94 by a third party UL-certified laboratory.

NASA and ESA Tested Products

4/30/2013 12:00:00 AM  - Advanced Technologies | Space | This is a list of NuSil products that have been tested by the National Aeronautics & Space Association (NASA) and the European Space Agency (ESA).

Mixing Masterbatches

9/25/2012 12:00:00 AM  - Biomaterials | Medical Implants, General Healthcare | Due to their unique chemistry which results in a large amount of free volume within the polymer/filler matrix, silicones are ideal candidates for incorporating additional fillers or additives. One such method for incorporating a filler into a formulated silicone is via a masterbatch. A masterbatch is a highly filled or concentrated component.

Working with High Consistency Rubbers

6/25/2012 12:00:00 AM  - Advanced Technologies, Biomaterials | A high consistency rubber, or HCR, consists of a high molecular weight polymer combined with reinforcing filler to produce a material that can be molded, extruded, or calendered into a useful end product. An HCR has the consistency of clay when uncured and is primarily formulated in a one- or two-part system (peroxide and platinum catalysts respectively).

Adhesion and Silicone Adhesives

12/9/2011 12:00:00 AM  - Advanced Technologies, Biomaterials | Most silicone adhesives are made of silica-filled silicone polymers that cure in place by crosslinking. The overall mechanical strength is known as cohesive strength. The strongest bonds are those which occur between atoms from chemical bonding; however, adhesion is not limited to chemical bonding.

Choosing a Silicone Primer / Adhesive System for Healthcare Applications

12/8/2011 12:00:00 AM  - Biomaterials | Medical Implants, General Healthcare | Silane primers are used to promote adhesion between two non-bonding surfaces. Although designed for use with silicone adhesives, they can also be used with other adhesives, such as epoxies. The primers usually consist of one or more reactive silanes, a condensation catalyst and some type of solvent carrier. The reactive silanes typically have two different reactive groups; one compatible with the substrate and the other with the adhesive.

Case Study-Increasing Silicones Resistance to Thermal Degradation

10/6/2011 12:00:00 AM  - Advanced Technologies | Silicones can withstand high temperatures for extended periods of time; however, thermal degradation remains a concern. Depending on the application and requirements of the end user, thermal degradation may be combated by the incorporation of phenyl into the polymer structure or the addition of a thermal stability additive (filler).

Choosing a Silicone Primer / Adhesive System for Engineering Applications

9/15/2011 12:00:00 AM  - Advanced Technologies | Silane primers are used to promote adhesion between two non-bonding surfaces. Although designed for use with silicone adhesives, they can also be used with other adhesives, such as epoxies. This document outlines the procedures that are recommended when using primers and presents adhesion test results for various adhesives, primers and substrates.

Conductive Silicones in Elevated Temperatures

7/22/2011 12:00:00 AM  - Advanced Technologies | Electronics | With silicone’s insulative nature and large Coefficient of Thermal Expansion (CTE), sustaining conductivity as temperatures rise requires a special understanding of silicone chemistry and filler technology. Conductivity can be maintained by adjusting the type, amount, and the particle size and distribution of filler in the silicone matrix.

Moisture Permeability of Silicone Systems-Case Study 2

3/4/2011 12:00:00 AM  - Advanced Technologies, Biomaterials | The purpose of this Case Study is to further clarify the relationship between Water Vapor Transmission Rates (WVTR) and select silicones. This study will assist with product selection when moisture permeability is of interest for specific applications. An analysis of how various fillers and durometers influence WVTR is provided.

Case Study-Aging Study of Silicone Materials in Simulated Gastric Fluid

3/3/2011 12:00:00 AM  - Biomaterials | Medical Implants | An evaluation of the properties of silicones in what is deemed to be the harshest environment of the human body: gastric acid. In this investigation, dimethyl, diphenyl, and trifluoropropyl silicones were tested and the changes in the product’s physical properties such as elongation and tensile strength were recorded and evaluated.

A Guide to Silicone Dispersions- Strategies for Processing and Troubleshooting

12/1/2010 12:00:00 AM  - Advanced Technologies, Biomaterials | This application note will summarize important properties and characteristics of dispersions, present guidelines for applying a dispersion and offer suggestions for troubleshooting.

Production Methods for Manufacturing Chewable Tablets-Oral Form

10/21/2010 12:00:00 AM  - Biomaterials | General Healthcare | Simethicone has been used for many years as a pharmaceutical antifoam to treat discomfort associated with gas buildup in the stomach or the large intestine. Simethicone works by causing small gas bubbles to coalesce into larger bubbles, making them easier to pass, by either belching or flatulence.

Working with Liquid Silicone Rubbers - Best Practices from Prototype to Large Scale Production

5/28/2010 12:00:00 AM  - Advanced Technologies, Biomaterials | This whitepaper characterizes Liquid Silicone Rubbers (LSRs) and their typical properties and gives guidelines for obtaining the best results from initial design to prototyping to full scale production

Mixing and De airing Addition Cure Silicones

12/16/2009 12:00:00 AM  - Advanced Technologies, Biomaterials | Silicone and air mixtures are very complex and dynamic systems, however this article’s purpose is not to discuss fluid dynamics and laminar flow, but rather the basics of how air can be introduced into a system, common methods of mixing and de-airing, and packaging options when specialized mixing and dispensing equipment is not available.

Case Study: The Influence of Primer on Adhesion of Silicone to Silver and Gold Substrates

9/9/2009 12:00:00 AM  - Advanced Technologies | Electronics | This case study investigates the influence primer has on the adhesion of a standard silica filled methyl silicone to silver and gold substrates.

Moisture Permeability of Silicone Systems- Case Study #1

6/24/2009 12:00:00 AM  - Advanced Technologies, Biomaterials | The healthcare, electronics and aerospace industries use silicone elastomers and adhesives in a broad range of applications. Humidity control is an important parameter of concern for these applications. For instance, wound dressings must “breathe” similar to our skin to accelerate the healing process.

Optical Properties of Radiation Resistant Silicone

1/26/2009 12:00:00 AM  - Advanced Technologies | Optoelectronics | Silicones do not degrade at continuous high operating conditions up to 200 °C. They are also able to maintain their flexibility at temperatures as low as - 60 °C compared with other adhesives that have Tg above 0 °C. Silicones can have excellent optical stability after heat and UV exposure.

Troubleshooting Silicone Materials Series

10/16/2008 12:00:00 AM  - Advanced Technologies, Biomaterials | Curable silicone systems can be challenging to use because they are formulated with specific amounts of reactive species, catalysts, crosslinkers, polymers and inhibitors that can create variability. The keys to understanding and resolving problems using silicone materials require an understanding and appreciation for each component and how it functions.

Avoiding Inhibition When Working with Platinum Catalyzed Silicones

9/2/2008 12:00:00 AM  - Advanced Technologies, Biomaterials | Silicones are formulated to cure with a number of catalysts. Each catalyst requires a certain set of conditions to cure and these conditions are typically included on the Product Profile or data sheet. Silicones can contain chemical entities known as cure inhibitors that are added by the manufacturer to adjust pot life (working time) and curing time.

Designing With Silicone Materials

7/11/2007 12:00:00 AM  - Biomaterials, Advanced Technologies | This document focuses on product design with silicone materials. This document uses the technical knowledge and experience of NuSil Technology’s staff and provides links to additional online resources.

Aerospace Bibliography

8/8/2006 12:00:00 AM  - Advanced Technologies | Space | This document provides a list of published documents referencing NuSil Technology products.

Silicone Terms and Definitions

6/24/2004 12:00:00 AM  - Advanced Technologies, Biomaterials | This document provides definitions and explanations of terms related to various material types, characteristics and preparation techniques related to silicone technology.

Avoiding Cure Inhibition

1/8/2003 12:00:00 AM  - Advanced Technologies | Optoelectronics | Lightspan™ Optical Thermosets and Gels provide excellent optical, thermal, and mechanical properties. However, because of the cure chemistry, addition cure, some ingredients commonly found in certain adhesives, plastics, and elastomers adversely affect these products’ cure. This is true for all addition cure systems not just Lightspan Optical Thermosets and Gels. This Application Note offers guidance on avoiding cure inhibition and bubbles when using Lightspan Optical Materials.