| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a flexible silicone cured product with a surface mold-releasing property. <P>SOLUTION: Provided are a curable silicone rubber composition includes (A) an alkenyl group-containing organopolysiloxane containing an alkenyl group by more than 2.5 mass% and not more than 5.0 mass%, made of a resin-like alkenyl group-containing organopolysiloxane comprising (A-1) a dialkylpolysiloxane having at least two alkenyl groups in a molecule on average and (A-2) a SiO<SB>4/2</SB>unit, a R<SP>1</SP><SB>2</SB>R<SP>2</SP>SiO<SB>1/2</SB>unit and a R<SP>1</SP><SB>3</SB>SiO<SB>1/2</SB>unit, (wherein R<SP>1</SP>is a 1C-10C alkyl group, and R<SP>2</SP>is an aklenyl group), (B) a silicon atom-bonded hydrogen atom-containing organopolysiloxane, and (C) a hydrosilylation reaction catalyst of a catalyst amount, having a hardness with 75 or less and an elongation with 35% or more, and a composite of a silicone cured product prepared by curing the curable silicone rubber composition and a substrate integrated. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
