An elastomeric composition comprising an EPDM copolymer rubber; a sulfur curative for the copolymer rubber; about 5-15 parts by weight per 100 parts copolymer rubber of a chlorosulfonated polyolefin which contains 20-50 weight percent chlorine and 0.2-1.5 weight percent sulfur; and about 0.25-1 parts by weight per 100 parts copolymer rubber of a diamine-generating curing agent.
一种弹性体组合物,包括三元
乙丙橡胶(EP
DM)共聚物橡胶;用于共聚物橡胶的
硫磺固化剂;每 100 份共聚物橡胶中约 5-15 份(按重量计)
氯磺化聚烯烃(含 20-50 重量百分比的
氯和 0.2-1.5 重量百分比的
硫);以及每 100 份共聚物橡胶中约 0.25-1 份(按重量计)二胺固化剂。