| 摘要 |
A curable rubber composition comprising a curable organopolysiloxane or perfluoropolyether group-containing organosilicon compound, a curing agent, and a silica filler having a mean particle size of 0.001-10 mum is cured into a cured rubber. For improving compression set, the cured rubber is post treated with a hydrolyzable aminosilane or amidosilane having a Si-N bond in vapor form.
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