Patent ID: 6433049
Filing Date: 2002-08-13
Classification: C08G,C08L

Abstract:
A method of making a thermoplastic silicone vulcanizate comprising(I) mixing (A) 100 parts by weight of a thermoplastic polyolefin resin, (B) 5 to 350 parts by weight polyorganosiloxane having an average of at least 2 alkenyl radicals per molecule, and having a Williams plasticity of at least 30, (C) an organohydrido silicon compound which contains an average of at least 2 silicon-bonded hydrogen groups per molecule, (D) a hydrosilation catalyst, (E) optionally, a reinforcing filler, and (F) 10 to 170 parts by weight of calcium silicate, and (II) dynamically curing said polyorganosiloxane (B) using component (C) and component (D).