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Genesee Polymers GP-367

Genesee Polymers' GP-367 MERCAPTO FUNCTIONAL SILICONE FLUIDisa dimethyl silicone copolymer fluid, containing mercaptopropyl sidechains in addition to the conventional methyl group substituents. The structure of GP-367 is as follows where x= 36 and y = 6:

Functions: Release Agent

Chemical Family: Silicon-based Compounds

End Uses: Radiation Curable Coating, Radiation Curable Ink

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Identification & Functionality

CASE Ingredients Functions
Technologies

Features & Benefits

Special Features
  • Reactive Mercapto Functionality
  • High Affinity for Metal Surfaces
  • Corrosion Inhibiting Properties
  • Better Release Agent than Conventional Silicone Fluids in Many Applications
  • Greater High Temperature and Oxidative Stability than Conventional Silicones

Applications & Uses

Cure Method
Ink & Toner Type
Applications
  • Plastic and Rubber Release Agent
  • Internal Lubricant and Release Agent for Sulfur and Peroxide Cure Rubber
  • Co-reactant in Vinyl Polymerizations
  • Corrosion Inhibitor Coatings
  • Synthesis of Organic - Silicone Copolymers
  • Ingredient in UV and EB Cure Inks and Coatings
  • Heat Stabilizer Additive for Use in Dimethyl Silicone Fluids

Properties

Physical Form
Appearance
Water-White, Light Straw Liquid
Typical Properties
ValueUnitsTest Method / Conditions
Specific Gravity0.98
Active100%
Weight/Gallon8lbs
Refractive Index1.4285
Molecular Weight (Calculated)3630
SH5.4%
Viscosity, 25°C150cSt
SolubilityAliphatic and Aromatic Solvents, Chlorinated Solvents
Flash Pointmin. 450°F

Technical Details & Test Data

Reactions of Mercapto Silicone

The most useful reaction of the mercapto functionality of GP-367involves addition to double bond compounds:

Genesee Polymers GP-367 Reactions of Mercapto Silicone

This reaction has been applied to the addition of a wide variety of olefins, including styrene, 1-alkenes, acrylic and methacrylic acids, along with unsaturated compounds. Catalysts include basic materials and peroxides.Mercapto groups also have shown reactivity with isocyanates, epoxies and sulfur cure or peroxide cure rubber elastomers.

Safety & Health

Processing and Safety Guidelines
  • GP-367 MERCAPTO FUNCTIONAL SILICONE FLUIDmay be easily mixed with aliphatic or aromatic hydrocarbon solvents. The fluid is also fully compatible with dimethyl silicone fluids.GP-367should be handled with all of the precautions required in handling any industrial chemical product.

Storage & Handling

Handling Information
  • GP-367 MERCAPTO FUNCTIONAL SILICONE FLUIDis supplied in 5-gallon (40 lbs.) pails, 55-gallon (440 lbs.) drumsand 330-gallon (2640 lbs.) totes. No special storage requirements are necessary.