Tire tread having low rolling resistance

Details Tire tread having low rolling resistance Tire tread having low rolling resistance

1982-06-15

1984-04-24

Boland, Lois E.

Resilient tires and wheels

Tires, resilient

Anti-skid devices

152360, 152374, 526340, 525 99, 525250, B60C 1100, B60C 100, C08L 700

Patent

active

044442360

ABSTRACT:
An automotive tire tread having a low rolling resistance including a cap tread rubber and a base tread rubber wherein the value of the loss tangent of the cap tread rubber is not more than 0.24 and the value of the resilience of the cap tread rubber is more than 60%. In addition, the value of the loss tangent of the base tread rubber should be less than that of the cap tread rubber.

REFERENCES:
patent: 4048427 (1977-09-01), Hargis et al.
patent: 4280543 (1981-07-01), Bond et al.
patent: 4334567 (1982-06-01), Bond
patent: 4346193 (1982-08-01), Warfel
patent: 4349061 (1982-09-01), Hirakawa et al.
patent: 4409368 (1983-10-01), Vitus et al.
patent: 4417027 (1983-11-01), Kan et al.
Blow, C. M., Rubber Technology and Manufacture, CRC Press 1971, pp. 89-93.
P. Luijk, "The Versatility of the Lithium-Alkyl-Initiated Copolymerisation of Styrene and Butadiene", Kautschuk & Gummi-Kunststoffe 34 Jahrang, No. 3/1982.

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