Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1997-04-18
1999-06-29
Mullis, Jeffrey C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
5253323, 5253329, 5253591, B60C 100
Patent
active
059169575
ABSTRACT:
A rubber composition for tire tread has a considerably improved rolling resistance without degrading wet-skid resistance, fracture resistance and wear resistance and comprises a particular styrene-isoprene copolymer as a rubber ingredient, in which a part or whole of the copolymer is a terminal-modified copolymer coupled at its active terminal with a particular halogenated tin compound.
REFERENCES:
patent: 5173550 (1992-12-01), Hsu et al.
patent: 5187223 (1993-02-01), Asatsuma
patent: 5272220 (1993-12-01), Rogers
patent: 5317062 (1994-05-01), Rogers
patent: 5422403 (1995-06-01), Hsu
patent: 5552940 (1996-09-01), Zanzig et al.
Chemical Abstracts, vol. 101, No. 20, Nov. 12, 1984, abstract No. 172852 JP-A-59 096 143.
Itoh Kuniko
Yokoyama Hideaki
Bridgestone Corporation
Mullis Jeffrey C.
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