Rubber compositions for tire treads

Details Rubber compositions for tire treads Rubber compositions for tire treads

1982-02-12

1983-11-22

Lieberman, Allan

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524495, 524526, C08J 318, C08J 320, C08K 304, C08L 906

Patent

active

044170050

ABSTRACT:
A rubber composition comprising a specific extender oil-extended styrene.butadiene copolymer rubber, at least one other diene rubber and, as required, carbon black, the rubber composition being useful in the preparation of tire treads having decreased rolling resistance without decreasing braking performance. This invention also relates to a specific two-step mixing method for preparing a rubber composition for producing tire treads having further improved rolling resistance and like properties.

REFERENCES:
patent: 3596697 (1971-08-01), Hansley et al.
patent: 3728300 (1973-04-01), Minekawa et al.
patent: 3938574 (1976-02-01), Burmester et al.
patent: 4005053 (1977-01-01), Briggs et al.
patent: 4111867 (1978-09-01), Komaro et al.
patent: 4154277 (1979-05-01), Sato et al.

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