Title:
TIRE RUBBER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2015/083818
Kind Code:
A1
Abstract:
Provided is a tire rubber composition that whilst maintaining grip-performance sustainability and abrasion resistance during high speed travel exhibits dry-grip performance which surpasses conventional levels, said composition being characterized in that: 40-180 parts by weight of a carbon black exhibiting a nitrogen adsorption specific surface area of 80-400m2/g and 1-100 parts by weight of an aromatic copolymer are blended into 100 parts by weight of a diene rubber; and the aromatic copolymer is a copolymer of indene and an α-methylstyrene derivative expressed by formula (I).
Inventors:
KUSHIDA NAOKI (JP)
Application Number:
PCT/JP2014/082222
Publication Date:
June 11, 2015
Filing Date:
December 05, 2014
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
C08L9/00; B60C1/00; C08K3/04; C08L25/04; C08L45/02
Domestic Patent References:
| WO2009102067A1 | 2009-08-20 | |||
| WO1998024848A1 | 1998-06-11 |
Foreign References:
| JP2009215540A | 2009-09-24 | |||
| JP2010275428A | 2010-12-09 | |||
| JP2010270254A | 2010-12-02 | |||
| JP2008169295A | 2008-07-24 | |||
| JP2008169298A | 2008-07-24 | |||
| JP2001098036A | 2001-04-10 | |||
| JPH06184249A | 1994-07-05 |
Attorney, Agent or Firm:
Seiryu Patent Professional Corporation et al. (JP)
Clear stream international patent business corporation (JP)
Clear stream international patent business corporation (JP)
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