Title:
RUBBER COMPOSITION, VULCANIZED RUBBER, TREAD RUBBER FOR TIRE, AND TIRE
Document Type and Number:
WIPO Patent Application WO/2022/025139
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a rubber composition that has a low environmental impact and that makes it possible to improve on-ice performance of a tire. The solution to the problem is a rubber composition which comprises: a rubber component containing diene rubber; an inorganic blowing agent; and a blowing aid, and which is characterized in that the total contained amount of the inorganic blowing agent and the blowing aid is 1-20 parts by mass with respect to 100 parts by mass of the rubber component, and the mass ratio (inorganic blowing agent : blowing aid) between the inorganic blowing agent and the blowing aid is 1:1.1 to 1:3.3.
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| WO/2015/098419 | RUBBER COMPOSITION FOR TIRES AND PNEUMATIC TIRE |
| JP2006036927 | RUBBER COMPOSITION |
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Inventors:
KOMEDA MISAKI (JP)
YOSHIHARA TAIGA (JP)
SUZUKI KENJI (JP)
YOSHIHARA TAIGA (JP)
SUZUKI KENJI (JP)
Application Number:
PCT/JP2021/027973
Publication Date:
February 03, 2022
Filing Date:
July 28, 2021
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C1/00; C08K3/26; C08K5/21; C08K7/02; C08L7/00; C08L9/00; C08L9/06
Domestic Patent References:
| WO2017068772A1 | 2017-04-27 | |||
| WO2018207472A1 | 2018-11-15 |
Foreign References:
| JP2018002934A | 2018-01-11 | |||
| JP2019108430A | 2019-07-04 |
Other References:
See also references of EP 4190586A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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