申请人:Zeon Corporation
公开号:EP1964882A1
公开(公告)日:2008-09-03
A crosslinkable rubber composition comprising 0.2 to 10 parts by weight of an aromatic secondary amine-based anti-aging agent and 0.5 to 20 parts by weight of a polyamine-based crosslinking agent with respect to 100 parts by weight of a nitrile rubber including an α,β-ethylenically unsaturated nitrile unit and an α, β-ethylenically unsaturated dicarboxylic acid monoester unit, and with iodine value of 120 or less. The present invention can provide a crosslinkable rubber composition, providable of a cross-linked rubber excellent in a variety of properties such as mechanical strength and small in compression set, and a cross-linked rubber obtained by cross-linking the rubber composition.
一种可交联橡胶组合物,相对于 100 重量份的丁腈橡胶(包括一个 α,β-乙烯基不饱和丁腈单元和一个 α,β-乙烯基不饱和二羧酸单酯单元),该组合物包含 0.2 至 10 重量份的芳香族仲胺基抗老化剂和 0.5 至 20 重量份的聚胺基交联剂,且碘值在 120 或以下。本发明可提供一种可交联橡胶组合物,可提供机械强度和压缩永久变形小等多种性能优异的交联橡胶,以及通过交联该橡胶组合物获得的交联橡胶。