申请人:Bridgestone Corporation
公开号:EP0909788A1
公开(公告)日:1999-04-21
A rubber composition prepared by compounding 0.05 to 20 parts by weight of at least one selected from substituted hydrazide compounds represented by the following Formulas (I) to (IV) per 100 parts by weight of a rubber component comprising at least one rubber selected from the group consisting of natural rubber and synthetic rubber, and a pneumatic tire using the same:
wherein A represents one selected from the group consisting of an aromatic group which may have a substituent, a hydantoin ring which may have a substituent, and a saturated or unsaturated linear hydrocarbon having 1 to 18 carbon atoms; Y represents hydrogen, an amino group, an alkyl group having 1 to 18 carbon atoms, a cycloalkyl group, an alkenyl group, an aromatic group, a pyridyl group or hydrazino group; and R1 to R11 each represent hydrogen, an alkyl group having 1 to 18 carbon atoms, a cycloalkyl group or an aromatic group.
一种橡胶组合物,其制备方法是每 100 重量份由至少一种选自天然橡胶和合成橡胶组的橡胶组成的橡胶组分中混入 0.05 至 20 重量份的至少一种选自下式(I)至(IV)所代表的取代酰肼化合物,以及使用该组合物的充气轮胎:
其中 A 代表选自芳香基团(可具有取代基)、海因环(可具有取代基)和具有 1 至 18 个碳原子的饱和或不饱和线性烃;Y 代表氢、氨基、具有 1 至 18 个碳原子的烷基、环烷基、烯基、芳香基、吡啶基或肼基;R1 至 R11 分别代表氢、具有 1 至 18 个碳原子的烷基、环烷基或芳香基。