Liquid silicone rubber composition for lubricant seal

Details Liquid silicone rubber composition for lubricant seal Liquid silicone rubber composition for lubricant seal

1996-05-23

1999-06-01

Marquis, Melvyn I.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

523211, 524436, 524779, 524862, C08K 318

Patent

active

059088885

ABSTRACT:
A liquid silicone rubber composition for a lubricant seal having after it is cured high resistance to lubricant, with high stability displayed even in lubricant that has been subjected to thermal and oxidative degradation, and having its rubber elasticity well maintained. The liquid silicone rubber composition for a lubricant seal comprises the following ingredients: (A) an organopolysiloxane containing 2 or more silicon-atom-bonded alkenyl groups in each molecule; (B) an inorganic filler; (C) an oxide or hydroxide of an alkaline-earth metal with an atomic weight of 40 or greater; (D) an organohydrogensiloxane containing 3 or more silicon-atom-bonded hydrogen atoms in each molecule; and (E) a platinum-type catalyst.

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patent: 5082886 (1992-01-01), Jeram et al.
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