VULCANIZABLE RUBBER COMPOSITION FOR AIR SPRING, AND MOLDED RUBBER ARTICLE FOR AIR SPRING
申请人:DAISO CO., LTD.
公开号:EP2316884A1
公开(公告)日:2011-05-04
Disclosed is a vulcanizable rubber composition for use in an air spring, which has excellent low-temperature behavior ,and a vulcanized rubber formed product for air springs, which is obtained by vulcanization of the rubber composition. Also disclosed is a vulcanizable rubber composition for use in an air spring, comprising: an epihalohydrin-based copolymer comprising 50 to 70 mol % of a constituent unit derived from ethylene oxide and/or propylene oxide, 20 to 50 mol % of a constituent unit derived from epihalohydrin, and 0 to 15 mol % of a constituent unit derived from allyl glycidyl ether; a vulcanizing agent; a plasticizer; and an acid acceptor, and a rubber formed product for air springs, which is obtained by vulcanization of the composition.
本发明公开了一种用于空气弹簧的可硫化橡胶组合物,该组合物具有优异的低温性能,还公开了一种用于空气弹簧的硫化橡胶成型品,该成型品通过硫化该橡胶组合物而获得。还公开了一种用于空气弹簧的可硫化橡胶组合物,包括表卤代烃基共聚物,该共聚物包含 50 至 70 摩尔%的由环氧乙烷和/或环氧丙烷衍生的组成单元、20 至 50 摩尔%的由表卤代烃衍生的组成单元以及 0 至 15 摩尔%的由烯丙基缩水甘油醚衍生的组成单元;硫化剂;增塑剂;以及酸接受体。