申请人:Denka Company Limited
公开号:EP3862389A1
公开(公告)日:2021-08-11
A chloroprene rubber composition containing 100 parts by mass of a chloroprene-based rubber, 0.5 to 5.0 parts by mass of a sulfur-based compound represented by General Formula (1) below, and more than 0 parts by mass and 2.0 parts by mass or less of a xanthogen disulfide compound represented by General Formula (2) below.
[In the formula, R1 represents a hydrogen atom, a hydroxyl group, or an alkyl group having 1 to 8 carbon atoms, and R2 and R3 each independently represent a hydrogen atom or an alkyl group having 1 to 8 carbon atoms.]
[In the formula, R4 and R5 each independently represent a hydrogen atom or an alkyl group having 1 to 8 carbon atoms.]
一种氯丁二烯橡胶组合物,含有按质量计 100 份氯丁二烯基橡胶、按质量计 0.5 至 5.0 份由以下通式(1)代表的硫基化合物,以及按质量计 0 份以上和 2.0 份或更少的由以下通式(2)代表的二硫化黄原化合物。
[式中,R1 代表氢原子、羟基或具有 1 至 8 个碳原子的烷基,R2 和 R3 各自独立地代表氢原子或具有 1 至 8 个碳原子的烷基。]
[式中,R4 和 R5 各自独立地代表氢原子或具有 1 至 8 个碳原子的烷基。]