Title:
RUBBER COMPOSITION AND TIRE
Document Type and Number:
WIPO Patent Application WO/2021/106338
Kind Code:
A1
Abstract:
A purpose of the present invention is to provide a rubber composition which renders excellent low-heat-buildup properties possible. This rubber composition comprises a rubber ingredient, a filler including silica, and a silane coupling agent, and is characterized in that the rubber ingredient includes a conjugated-diene-based polymer modified with a modifier including a compound represented by formula (1) and the silane coupling agent is a compound represented by formula (2).
Inventors:
SONE RYOTA (JP)
Application Number:
PCT/JP2020/035869
Publication Date:
June 03, 2021
Filing Date:
September 23, 2020
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C1/00; C08C19/25; C08K3/36; C08K5/548; C08L15/00
Domestic Patent References:
| WO2008050851A1 | 2008-05-02 | |||
| WO2009113546A1 | 2009-09-17 |
Foreign References:
| JP2013108043A | 2013-06-06 | |||
| JP2019515073A | 2019-06-06 | |||
| JP2014098066A | 2014-05-29 | |||
| JP4478262B2 | 2010-06-09 |
Other References:
See also references of EP 4067111A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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