Title:
タイヤ用ゴム組成物の製造方法
Document Type and Number:
Japanese Patent JP6657874
Kind Code:
B2
Abstract:
Provided is a production method for a rubber composition for tires which improves the rate of a reaction between a silane coupling agent and silica and by which a rubber composition for tires that has low fuel consumption performance, fracture properties, and processability that are improved in a balanced manner is obtained. The production method for the rubber composition for tires includes: a base kneading step of kneading a rubber component, silica, a silane coupling agent, a water-soluble acidic substance, and a water-insoluble basic substance; and a finish kneading step of feeding a vulcanizing material to a kneaded product obtained in the base kneading step, and kneading the resultant mixture.
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Inventors:
Yoshihiko Komori
Application Number:
JP2015236719A
Publication Date:
March 04, 2020
Filing Date:
December 03, 2015
Export Citation:
Assignee:
Sumitomo Rubber Industries, Ltd.
International Classes:
C08L21/00; B60C1/00; C08K3/36; C08K5/09; C08K5/31; C08K5/54
Domestic Patent References:
| JP2012077217A | ||||
| JP2013133400A | ||||
| JP2013108018A | ||||
| JP2016504464A |
Foreign References:
| WO2011062099A1 | ||||
| WO2011013513A1 | ||||
| WO2012137951A1 | ||||
| WO2012147746A1 |
Attorney, Agent or Firm:
Atomi International Patent Office