Title:
RUBBER COMPOSITION FOR TIRE
Document Type and Number:
Japanese Patent JP2018002930
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a rubber composition for tire which improves a balance among low heat generation, rubber hardness, and tensile breaking characteristics than a conventional level.SOLUTION: A silane coupling agent of 1-20 mass%, which is formed by blending 10-200 pts.mass of silica with 100 pts.mass of a diene rubber and has a sulfide group, is blended with respect to an amount of silica to be blended, a rosin resin of 5-200 mass% is blended with respect to the amount of the silane coupling agent to be blended, and the rosin resin is not esterified and has an acid value of 100 KOHmg/g or more.SELECTED DRAWING: None
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Inventors:
HIJIKATA KENSUKE
Application Number:
JP2016133499A
Publication Date:
January 11, 2018
Filing Date:
July 05, 2016
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
C08L9/00; C08K3/36; C08K5/548; C08L15/00; C08L93/04
Domestic Patent References:
| JP2000219779A | 2000-08-08 | |||
| JP2010209253A | 2010-09-24 | |||
| JP2013112731A | 2013-06-10 |
Foreign References:
| WO2013021694A1 | 2013-02-14 | |||
| WO2014021002A1 | 2014-02-06 |
Attorney, Agent or Firm:
Seiryu International Patent Service Corporation
Takayoshi in the daytime
Masao Sakaizawa
Takayoshi in the daytime
Masao Sakaizawa