Rubber compositions

Details Rubber compositions Rubber compositions

1985-12-05

1987-11-24

Seccuro, Carman J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525192, 525232, 525289, C08L 2316, C08L 900

Patent

active

047089920

ABSTRACT:
A rubber composition excellent in processabilities such as rolling processability and extrusion processability before vulcanization and excellent in weather resistance and heat resistance and high in hardness after vulcanization is disclosed. This rubber composition comprises 100 parts by weight of an ethylene..alpha.-olefin copolymer rubber and/or an isobutylene-isoprene rubbers, 3 to 60 parts by weight of a polybutadiene rubber which is liquid at room temperature and/or a polyisoprene rubber which is liquid at room temperature and 3 to 35 parts by weight of sulfur.

REFERENCES:
patent: 3281389 (1966-10-01), Hirshfield
patent: 3451962 (1969-06-01), Auler et al.
patent: 3514417 (1970-05-01), Bickel et al.
patent: 3578624 (1971-05-01), Cluff
patent: 3641211 (1972-02-01), Strange et al.
patent: 3646169 (1972-02-01), Wirth
patent: 3658732 (1972-04-01), Ballini et al.
patent: 3878153 (1975-04-01), Driscoll
patent: 4481335 (1984-11-01), Stark

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