Patent ID: 7056986
Filing Date: 2006-06-06
Classification: C08K,C08L

Abstract:
1. An ethylene-acrylic copolymer rubber composition, which comprises: (A) a carboxyl group-containing ethylene-acrylic copolymer rubber that contains from 0.1 to 30 wt % of a carboxylic group-containing monomer, and a vulcanizing system consisting of (B) at least one monoamine compound selected from the group consisting of a primary amine, a secondary amine and a tertiary amine, (C) a guanidine type compound, and (D) at least one aromatic diamine compound expressed by the following formula (1): wherein M is O, S, SO 2 , CONH or O—R—O in which R is Ph, Ph—Ph, Ph—SO 2 —Ph, (CH 2 ) m , (CH 2 )C(CH 3 ) 2 (CH 2 ), or Ph—C(CX 3 ) 2 —Ph, and m=3–5, X=H or F and Ph is a benzene ring.