There is provided a rubber composition and a rubber article for pharmaceutical chemicals or medical treatments, obtained by forming and cross-linking this rubber composition, the rubber article having very excellent properties which can be adapted to the standard test values of various official documents, required in this field, and can further satisfy the test items having lately become an important problem from the pharmaceutical standpoint. This rubber composition comprises 0.3 to 3.5 parts by weight of an organic peroxide crosslinking agent, 0.3 to 4 parts by weight of an organic compound having at least 2 maleimide groups in one molecule and optionally, 0.6 to 30 parts by weight of an organosilicone compound per 100 parts by weight of a isobutylene-isoprene copolymer rubber.
本发明提供了一种橡胶组合物和一种用于医药
化学品或医疗的橡胶制品,这种橡胶组合物通过成型和交联获得,该橡胶制品具有非常优异的性能,可适应该领域所需的各种官方文件的标准测试值,并可进一步满足最近成为医药领域重要问题的测试项目。这种橡胶组合物包括 0.3 至 3.5 重量份的有机过氧化物
交联剂,0.3 至 4 重量份的在一个分子中至少有 2 个马来
酰亚胺基团的有机化合物,以及 0.6 至 30 重量份的
有机硅化合物。