GP-554 Epoxy Functional Silicone Fluid

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GP-584 is an epoxy functional dimethylpolysiloxane copolymer fluid with the following structure where x=14 and y=28.

Typical Properties
Clear to Slightly Hazy, Colorless to Light Straw Liquid
Weight/Gallon @ 25°C
9.0 lbs
Flash Point (P.M.C.C.)
Viscosity (cPs) @ 25°C
1200 cP
Specific Gravity
Molecular Weight (Calculated)
11000 amu
Epoxy Equivalent Weight *
216 gms
Refractive Index
* gms per epoxy equivalent


GP-554 is suggested for use as a reactive silicone intermediate in the synthesis of organosilicone copolymer products. The epoxy-alkyl functionality also provides a site for reactions with alcohol, acid and amine functional monomers, allowing the synthesis of a variety of organo-functional silicones.

Processing and Safety Guidelines

GP-554 contains a low level of epoxy groups. Care should be exercised in handling GP-554 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-554 is supplied in 5-gallon (45 lbs.) pails, 55-gallon (495 lbs.) drums and 330-gallon (2970 lbs.) totes. Moisture Sensitive. Keep container tightly sealed. Store below 100° F.