VULCANIZED RUBBER ARTICLE AND PROCESS FOR THE PREPARATION OF THE SAME

摘要

Disclosed are vulcanized rubber articles of foamed type and non-foamed type which are prepared by vulcanizing a vulcanizable and foamable (or a vulcanizable) molded product made of a chlorinated ethylene/ alpha -olefin copolymer rubber, chlorinated polyethylene or chlorosulfonated polyethylene, said vulcanizable and foamable (or vulcanizable) molded product having been surface-treated with a coating solution containing at least one compound selected from alkylammonium halide, alkylphosphonium halide, amine having an acid dissociation constant (pKa) of not less than 10 and amine salt having an acid dissociation constant (pKa) of not less than 10. Also disclosed are processes for the preparation of the vulcanized rubber articles of foamed type and non-foamed type.