Title:
RUBBER COMPOSITION FOR TIRE AND PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2013/002234
Kind Code:
A1
Abstract:
The present invention provides a rubber composition that can improve fuel efficiency, wet grip performance, wear resistance, and kneading workability in a well-balanced manner, and a pneumatic tire using the rubber composition. The present invention relates to a rubber composition for tires that contains a rubber component and silica, wherein: in 100% by mass of the rubber component, the content of a modified styrene-butadiene rubber employing a specific nitrogen-containing compound as a monomer is 5% by mass or greater and the content of a specific high-cis polybutadiene is 10-70% by mass; and the content of said silica to 100 parts by mass of said rubber component is 10-150 parts by mass.
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Inventors:
MINAGOSHI AKIRA (JP)
Application Number:
PCT/JP2012/066318
Publication Date:
January 03, 2013
Filing Date:
June 27, 2012
Export Citation:
Assignee:
SUMITOMO RUBBER IND (JP)
MINAGOSHI AKIRA (JP)
MINAGOSHI AKIRA (JP)
International Classes:
C08L9/00; B60C1/00; C08F36/00; C08K3/36; C08L9/06; C08L47/00
Domestic Patent References:
| WO2007081018A1 | 2007-07-19 |
Foreign References:
| JP2010116545A | 2010-05-27 | |||
| JP2010116546A | 2010-05-27 | |||
| US20040116635A1 | 2004-06-17 | |||
| JP2007162018A | 2007-06-28 | |||
| JPS58105235A | 1983-06-23 | |||
| JPS58154742A | 1983-09-14 | |||
| JP2004339466A | 2004-12-02 | |||
| JP2004339467A | 2004-12-02 |
Attorney, Agent or Firm:
YASUTOMI & Associates (JP)
Patent business corporation Yasutomi international patent firm (JP)
Patent business corporation Yasutomi international patent firm (JP)
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Claims: