Patent ID: 6506827
Filing Date: 2003-01-14
Classification: C08K

Abstract:
A vulcanized rubber composition, which is a vulcanized product of a rubber composition with an organic peroxide, the rubber composition comprising the following components (A)-(D) and being free from any zinc-containing compounds:(A): an ethylene-&agr;-olefin copolymer rubber and/or ethylene-&agr;-olefin-non-conjugated diene copolymer rubber, (B): magnesium oxide, (C): carbon black, (D): a combination of the following compounds (D-1), (D-2) and (D-3): (D-1): compounds containing a thio group and a carboxylic acid ester group in the molecule, (D-2): compounds containing a phenolic hydroxyl group in the molecule, (D-3): compounds containing an acyl group and an imino group in the molecule.