Pneumatic tire suitable for running on snow and ice roads

Details Pneumatic tire suitable for running on snow and ice roads Pneumatic tire suitable for running on snow and ice roads

1984-11-21

1986-11-25

Ball, Michael

Resilient tires and wheels

Tires, resilient

Anti-skid devices

152564, 525236, 526340, B60C 100, B60C 1100

Patent

active

046242961

ABSTRACT:
A pneumatic tire suitable for running on snow and ice roads is improved by providing tread portion composed of a rubber composition comprising 100 parts by weight of a blend rubber consisting of (A) 50 to 90 parts by weight of at least one rubber selected from the group consisting of natural rubber, polyisoprene rubber, butadiene-styrene copolymer rubber, polybutadiene rubber, butyl rubber and halogenated butyl rubber and (B) 10 to 50 parts by weight of a diene type rubber containing 0 to 25% of styrene group (x) and 0 to 50% of 1,2 vinyl bond group (y), (x) and (y) satisfying the following relationship: ##EQU1## mixed with 40 to 100 parts by weight of carbon black and 0 to 60 parts by weight of a softener and vulcanized.

REFERENCES:
patent: 4323485 (1982-04-01), Ahagon et al.
patent: 4387756 (1983-06-01), Ogawa et al.
patent: 4396743 (1983-08-01), Fujimaki et al.

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