Title:
TIRE RUBBER COMPOSITION AND STUDLESS TIRE
Document Type and Number:
WIPO Patent Application WO/2019/176854
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a tire rubber composition that exhibits an excellent performance on ice and an excellent antiwear performance, and a studless tire that uses this tire rubber composition. The tire rubber composition according to the present invention contains 100 mass parts of a diene rubber, 30 to 100 mass parts of carbon black and/or a white filler, 1 to 20 mass parts of three-dimensionally crosslinked silicone fine particles having an average particle diameter of 5 to 500 μm, 0.1 to 10 mass parts of a nonionic surfactant, and 1 to 20 mass parts of a thermally expandable microcapsule.
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Inventors:
KAGEYAMA HIROKAZU (JP)
KIMURA KAZUSHI (JP)
MIHARA SATOSHI (JP)
YAMAMOTO YUTARO (JP)
KIMURA KAZUSHI (JP)
MIHARA SATOSHI (JP)
YAMAMOTO YUTARO (JP)
Application Number:
PCT/JP2019/009684
Publication Date:
September 19, 2019
Filing Date:
March 11, 2019
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
C08L9/00; B60C1/00; C08K3/04; C08K5/5415; C08K9/10
Foreign References:
| JP2014055230A | 2014-03-27 | |||
| JP2017222736A | 2017-12-21 | |||
| JP2004035727A | 2004-02-05 | |||
| JP2015157879A | 2015-09-03 | |||
| JP2017222817A | 2017-12-21 | |||
| JP2012131920A | 2012-07-12 |
Attorney, Agent or Firm:
ITOH Hideaki et al. (JP)
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