申请人:ZEON CORPORATION
公开号:US10266628B2
公开(公告)日:2019-04-23
A nitrile copolymer rubber composition including a nitrile copolymer rubber (A) containing 35 to 80 wt % of α,β-ethylenically unsaturated nitrile monomer units (a1), 19.5 to 64.5 wt % of conjugated diene monomer units (a2), and 0.5 to 20 wt % of α,β-ethylenically unsaturated carboxylic acid monomer units (a3) and an inorganic filler (B) with an aspect ratio of 30 to 2,000, wherein a content of the inorganic filler (B) with respect to 100 parts by weight of the nitrile copolymer rubber (A) is 1 to 200 parts by weight is provided.
一种丁腈共聚物橡胶组合物,包括含有 35 至 80 重量%的α,β-乙烯基不饱和丁腈单体单元(a1)、19.5 至 64.5 重量%的共轭二烯单体单元(a2)和 0.α,β-乙烯基不饱和羧酸单体单元(a3)和无机填料(B)的长径比为 30 至 2,000,其中无机填料(B)的含量相对于丁腈共聚橡胶(A)的 100 重量份为 1 至 200 重量份。