Rubber compositions

Details Rubber compositions Rubber compositions

1984-01-27

1985-05-07

Ziegler, Jacob

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

Synthetic resins

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

525 95, 525 98, 525236, 525237, C08L 900, C08L 4700, C08L 5300

Patent

active

045159220

ABSTRACT:
A rubber composition having improved wet skid resistance and rolling resistance is disclosed, which comprises (A) 10-90% by weight of polybutadiene rubber having a content of cis-1,4-bond at least 80% and an average chain length of cis-1,4-bond of not less than 110, and (B) 10-90% by weight of random styrene-butadiene copolymer rubber obtained by copolymerization in the presence of an organic metal catalyst and having a content of bound styrene of not more than 40% by weight and a content of 1,2-bond in total butadiene unit of 30-95%.

REFERENCES:
patent: 4107236 (1978-08-01), Naylor et al.
patent: 4370448 (1983-01-01), Leland

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