GP-907 Vinyl-Terminated Silicone Fluid

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GP-907 is a vinyl end-blocked silicone polymer with the structure below where x = 270.

The vinyl functionality of GP-907 provides a reactive site for cross-linking by ultraviolet or heat accelerated free radical cross-linking reactions. GP-907 is compatible with dimethyl silicone fluids, and with aliphatic and aromatic hydrocarbon solvents.

Typical Properties
Clear to Hazy, Colorless to Straw Liquid
Weight/Gallon @ 25°C
8.0 lbs
Flash Point (P.M.C.C.)
Specific Gravity
Wt. % Active
Molecular Weight (Calculated)
20000 amu
Viscosity (cPs) @ 25°C
1000 cP
Wt. % Vinyl
Refractive Index


GP-907 is recommended for the following applications:

  • Heat or Radiation Cure Coatings
  • Silicone/Organic Copolymer Synthesis

Processing and Safety Guidelines

GP-907 contains a low level of vinyl groups. Care should be exercised in handling GP-907 to prevent contact with skin or eyes. Wear safety glasses with side shields and rubber gloves when handling. Consult Safety Data Sheet for additional details.


GP-907 is supplied in 5-gallon (40 lbs.) pails, 55-gallon (440 lbs.) drums and 330-gallon (2640 lbs.) totes. Keep away from heat, sparks and open flames. Moisture Sensitive. Keep container tightly closed, under adequate ventilation.