Birch, Stewart, Kolasch & Birch, LLP
Addition-curable silicone rubber composition and cured product
Provided is an addition-curable silicone rubber composition that contains (A) an alkenyl group-containing organopolysiloxane, (B) an organohydrogenpolysiloxane, (C) a platinum catalyst and (D) a reinforcement filler material surface treated with a benzotriazole derivative represented by formula (I) (in the formula, R1 is a hydrogen atom or a monovalent hydrocarbon group and R2 is a monovalent organic group) and that is capable of lowering the compression set of a cured article and suppressing changes in hardness after heat degradation characteristic testing while suppressing reduced curability. Also provided are a cured article thereof and a manufacturing method for the addition-curable silicone rubber composition. 
SHIN-ETSU CHEMICAL CO., LTD.
C C C C C C C C C C C
C08K C08K C08K C08K C08K C08L C08K C08K C08G C08G C08G
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Shigeru Nobu Shigeki Hidenori
Ubukata Kato Shudo Mizushima