RUBBER COMPOSITION FOR TIRE AND TIRE

Title:

RUBBER COMPOSITION FOR TIRE AND TIRE

Document Type and Number:

Japanese Patent JP2021195440

Kind Code:

A

Abstract:

To provide a rubber composition for a tire and a tire capable of improving wet steering stability.SOLUTION: A rubber composition for a tire includes a rubber constituent, carbon black and silica, and satisfies the following expressions (A) to (D): (A) a total styrene content in the rubber constituent≥20 mass%; (B) a content of the silica>the total styrene content in the rubber constituent; (C) a content of the carbon black/the content of the silica≥1.5; and (D) an acetone extraction amount≤35 mass%.SELECTED DRAWING: None

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Inventors:

KITAMURA NAOYA
NAKAJIMA HIROKI
TOYA SUBARU

Application Number:

JP2020102371A

Publication Date:

December 27, 2021

Filing Date:

June 12, 2020

Export Citation:

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Assignee:

SUMITOMO RUBBER IND

International Classes:

B60C1/00; C08L9/06; C08K3/04; C08K3/36; C08K5/18; C08K5/548; C08L57/02

Attorney, Agent or Firm:

Atomi International Patent Office

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