Addition-curable liquid silicone rubber composition for automobile oil filter seal member and automobile oil filter seal member

摘要

Problem to be solved: to provide an addition hardening type silicone silicone rubber composition for an automotive oil filter seal member.(a) a liquid organopolysiloxane containing 25 alkanyl groups bonded to two or more silicon atoms in one molecule: 100 mass parts, atAn organohydrogenpolysiloxane containing hydrogen atoms bonded to at least two silicon atoms in one molecule: the number of hydrogen atoms bound to the silicon atom contained in one molecule of the component is silicon atom bonds in the (a) component The amount of alkenyl is 1 to 10(c) reinforced silica fine powder having a specific surface area of 50 m.sup. 2 \/ g or more in BET method: 0.1 to 100 parts by weightPlatinum group metal catalysts as catalysts for (d) hydrosilylation reactions: effective quantities(E) silicate mineral fine powder: 20 to 100 parts by weightAn automotive oil filter containing an addition hardening type silicone silicone rubber composition for sealing member.