Rubber composition and pneumatic tire using the same in tread

Details Rubber composition and pneumatic tire using the same in tread Rubber composition and pneumatic tire using the same in tread

2007-05-01

2007-05-01

Seidleck, James J. (Department: 1711)

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

Synthetic resins

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

C525S089000, C525S241000, C525S271000, C525S280000, C525S331900, C525S338000

Reexamination Certificate

active

10522381

ABSTRACT:
A rubber composition comprising as a rubber component a specified styrene-butadiene copolymer (A) and a styrene-isoprene copolymer of a specified hydrogenation ratio (B) wherein a bound styrene content of the copolymer (B) is larger by a given value than a bound styrene content of the copolymer (A) is good in the wear resistance and fracture property and further excellent in the wet-skid resistance and dry gripping property.

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patent: 11-116715 (1999-04-01), None
patent: 2000-129037 (2000-05-01), None

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