Title:
TIRE RUBBER COMPOSITION AND PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2017/018355
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing: a tire rubber composition which has excellent workability and has low heat build-up when formed into a tire; and a pneumatic tire using the same. This tire rubber composition includes diene rubber (A) and fine particles (B), the content of vinyl groups of the diene rubber (A) being 5-35 mass%, and the fine particles (B) being organic fine particles having a mercapto group in which a cross-linkable oligomer or a polymer (b1) is cross-linked. The average particle size of the fine particles (B) is 1-200 μm, and the content of the fine particles (B) is 1-55 parts by mass with respect to 100 parts by mass of the diene rubber (A).
Inventors:
MIHARA SATOSHI (JP)
KIMURA KAZUSHI (JP)
KAGEYAMA YUICHI (JP)
KIMURA KAZUSHI (JP)
KAGEYAMA YUICHI (JP)
Application Number:
PCT/JP2016/071612
Publication Date:
February 02, 2017
Filing Date:
July 22, 2016
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
C08L9/00; B60C1/00; C08L101/02
Domestic Patent References:
| WO2016148278A1 | 2016-09-22 |
Foreign References:
| JP2013173816A | 2013-09-05 | |||
| JP2012036268A | 2012-02-23 | |||
| JP2010090203A | 2010-04-22 | |||
| JP2012211316A | 2012-11-01 | |||
| JP2013224355A | 2013-10-31 |
Attorney, Agent or Firm:
WATANABE Mochitoshi et al. (JP)
Download PDF:
Previous Patent: FLUORINE-CONTAINING COPOLYMER COMPOSITION AND MOLDED ARTICLE
Next Patent: SADDLE RIDING TYPE VEHICLE
Next Patent: SADDLE RIDING TYPE VEHICLE