SULFUR-VULCANIZABLE POLYMER COMPOSITION, MANUFACTURE AND VULCANIZED RUBBER

摘要

A sulphur-vulcanisable polymer composition which comprises a sulphur vulcanisation system and a hydrogenated copolymer, containing 0.5 to 1 mole % unsaturation, of a C4-6 conjugated diene and a C3-5 alpha , beta -unsaturated nitrile.