Title:
RUBBER COMPOSITION AND TIRE
Document Type and Number:
WIPO Patent Application WO/2021/124811
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a rubber composition having excellent cutting resistance while maintaining good elongation fatigue resistance. The rubber composition according to the present invention is characterized by containing: a rubber component containing 70 mass% or more of natural rubber; a filler at least containing silica; and, with respect to 100 parts by mass of the natural rubber in the rubber component, 0.1-2 parts by mass of a cyclic polyol compound having a hydrocarbyl group.
Inventors:
OGIWARA AKIKO (JP)
SHODA YASUHIRO (JP)
YANAI KENJIRO (JP)
SHODA YASUHIRO (JP)
YANAI KENJIRO (JP)
Application Number:
PCT/JP2020/043692
Publication Date:
June 24, 2021
Filing Date:
November 24, 2020
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
C08L7/00; B60C1/00; C08K3/013; C08K3/04; C08K3/36; C08K5/053; C08K5/103; C08K5/1545; C08K5/541
Domestic Patent References:
WO2015147274A1 | 2015-10-01 | |||
WO2015166997A1 | 2015-11-05 | |||
WO2015182078A1 | 2015-12-03 |
Foreign References:
JP2010215854A | 2010-09-30 | |||
JP2011184634A | 2011-09-22 | |||
JP2019099747A | 2019-06-24 | |||
JP2013213129A | 2013-10-17 | |||
JPH07118457A | 1995-05-09 | |||
JP2019026791A | 2019-02-21 | |||
JP2006045279A | 2006-02-16 | |||
JP2017002152A | 2017-01-05 | |||
JP2011026445A | 2011-02-10 | |||
JP2016113515A | 2016-06-23 | |||
JP2012149146A | 2012-08-09 | |||
JP2017119766A | 2017-07-06 | |||
JPH07118457A | 1995-05-09 | |||
JP2016047888A | 2016-04-07 |
Other References:
See also references of EP 4079804A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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