Tire with defined inner and outer tread rubber compositions

Resilient tires and wheels – Tires – resilient – Anti-skid devices

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B60C 100

Patent

active

049459643

ABSTRACT:
A tread rubber composition having a high gripping property for use in high-speed running is disclosed, which comprises a diene rubber inclusive of at least one styrene-butadiene rubber, 70-150 parts by weight of carbon black and 30-120 parts by weight of a softening agent per 100 parts by weight of rubber component and has particular crosslinking structure, loss tangent (at 30.degree. C.) and peak temperature at this loss tangent as properties after vulcanization.

REFERENCES:
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patent: 4385653 (1983-05-01), Okazaki et al.
patent: 4396743 (1983-08-01), Fujimaki et al.
patent: 4433094 (1984-02-01), Ogawa et al.
patent: 4616685 (1986-10-01), Harakon et al.
patent: 4640952 (1987-02-01), Takiguchi et al.
patent: 4644988 (1987-02-01), Ahmad et al.
patent: 4647625 (1987-03-01), Adnuma et al.
patent: 4791173 (1988-12-01), Laser
patent: 4791178 (1988-12-01), Fujimaki et al.
C. M. Blow, et al., "Rubber Technology and Manufacture", 1971, pp. 170-171.
Werner Hoffman, "Vulcanization and Vulcanizing Agents", 1967, pp. 15-17.

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