NORTON® Films
Release Liners

Saint-Gobain Performance Plastics has been a major supplier of Release Liners for major industries, for well over 40 years.  We offer a wide selection of release products including, Easy, Moderate, and Tight release versions. 

 

In addtion to standard products, we also offer coatings with modifications such as color tinting and matte additives. 

 

Over the years while working closely with our customers and building solid relationships, we have excelled in providing solutions of custom, niche, and specialty products for specific end use applications.  This has been our forte over the years. 

 

Saint-Gobain is proud to offer two trademarked release liner options:  OPTILiner® and SUPRALiner®.

 

OPTILiner liners are comprised of an optical coating and substrate in order to provide the best quality, while manufactured and converted in Class 10,000 clean room conditions.  These ultra smooth coatings provide stable, uniform release, while exhibiting easy winding characteristics.  Provided in Easy and Moderate versions.

 

SUPRALiner release liners are offered on a multiple of substrates and coated via multiple processes.  These ultra smooth coatings provide stable, uniform release, while exhibiting easy winding characteristics.  Provided in Easy, Moderate, and Tight versions.

 

 EasyModerateTight
SG Test #125< 30 grams / 2 inch30 - 100 grams / 2 inch> 100 grams / 2 inch

*Test #125 is a standard wet cast adhesive onto the silicone surface.  Peel values tested on 2 inch wide strips, peeled at 12 inches / minute @ 180° angle.

 

Saint-Gobain Release Coating Families

Coating FamilyType SiliconeCureRelease RangeOptical
3000Non-SiliconeThermalModerateNo
5000Tin CatalyzedThermalEasy - TightYes
6000Platinum CatalyzedThermalEasy - TightYes
9000Platinum CatalyzedThermalEasyNo
4000UVCationicEasy - TightNo
7000UVCationicEasy - TightYes
8000UVFree RadicalEasy - TightYes

Easy Silicone Release Liners

Liners offer the easiest of peel force against most aggressive adhesives.

Moderate Silicone Release Liners

Liners with peel in the 30 - 100 grams range offer an end user a more "controlled" peel.

Tight Silicone Release Liners

Liners exhibit the highest peel force of >100 grams.

Fluorosilicone Release Liners

Liners are a specialized type for use with silicone pressure sensitive adhesives.

Non-Silicone Release Liners

Liners are offered when a silicone release liner cannot be used in an end application.

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