| abstract |
A fluororubber composition comprising (A) a liquidnperfluoro compound having at least two alkenyl groups and andivalent perfluorolakylene or perfluoropolyether structure,n(B) a compound capable of addition reaction having at leastntwo hydrosilyl groups, components (A) and (B) being combinednand precured in the presence of an addition reaction catalystnto form a precured base, (C) a reinforcing filler, and (D) anperoxide crosslinking agent containing an isopropylnmonocarbonate group has improved solvent resistance, chemicalnresistance, heat resistance and low-temperature properties,nas well as satisfactory rubber physical properties,nespecially strength. |