Title:
RUBBER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/004560
Kind Code:
A1
Abstract:
The present invention provides a rubber composition having excellent workability, tensile strength at break, and fuel efficiency. The rubber composition for a tire according to the present invention comprises a diene rubber, silica, and a nonionic surfactant represented by formula (1) (in formula (1), b is 5-45 and a+c equals 55-95), wherein the contained amount of the silica is 50-200 parts by mass with respect to 100 parts by mass of the diene rubber, and the contained amount of the nonionic surfactant is 0.1-15 mass% with respect to the contained amount of the silica.
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Inventors:
KAZARIYA AYAKI (JP)
ASHIURA MAKOTO (JP)
SENGOKU TADASHI (JP)
FUJIMOTO RYUSAKU (JP)
ASHIURA MAKOTO (JP)
SENGOKU TADASHI (JP)
FUJIMOTO RYUSAKU (JP)
Application Number:
PCT/JP2019/025642
Publication Date:
January 02, 2020
Filing Date:
June 27, 2019
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
ADEKA CORP (JP)
ADEKA CORP (JP)
International Classes:
C08L9/00; B60C1/00; C08K3/36; C08L7/00; C08L71/02
Domestic Patent References:
| WO2018001772A1 | 2018-01-04 |
Foreign References:
| JP2017190412A | 2017-10-19 | |||
| JP2015000971A | 2015-01-05 | |||
| JP2013159740A | 2013-08-19 | |||
| JP2015000971A | 2015-01-05 |
Other References:
See also references of EP 3816220A4
Attorney, Agent or Firm:
ITOH Hideaki et al. (JP)
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