タイヤトレッド用ゴム組成物 - THE YOKOHAMA RUBBER CO.,LTD.

Title:

タイヤトレッド用ゴム組成物

Document Type and Number:

Japanese Patent JP7006039

Kind Code:

B2

Abstract:

To provide a tire rubber composition that has improved silica dispersibility and achieves both of wet grip performance and wear resistance.SOLUTION: A tire rubber composition contains a diene rubber of 100 pts.mass, blended with silica of 30-160 pts.mass, and a sucrose alkylene oxide compound represented by formula (1) of 0.5-20 pts.mass. There is also provided a pneumatic tire including the tire rubber composition in a tread part and/or side part. (AO is a C2-6 alkylene oxide; n is an integer of 2-10).SELECTED DRAWING: None

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Inventors:

Satoshi Mihara

Application Number:

JP2017170500A

Publication Date:

January 24, 2022

Filing Date:

September 05, 2017

Export Citation:

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Assignee:

THE YOKOHAMA RUBBER CO.,LTD.

International Classes:

B60C1/00; C08L9/00; C08K3/36; C08K5/1545; C08L71/02

Domestic Patent References:

JP2006206837A
JP2017031372A
JP2017019922A
JP2016216658A
JP2017052874A
JP2017066177A
JP2018123298A

Attorney, Agent or Firm:

Seiryu International Patent Service Corporation
Daytime Takayoshi
Sakazawa Masao

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