Title:
タイヤ用ゴム組成物及びタイヤ
Document Type and Number:
Japanese Patent JP7359693
Kind Code:
B2
Abstract:
To improve processability while suppressing decrease in wear resistance.SOLUTION: A rubber composition for tires according to an embodiment contains 1-150 pts.mass of silica and 0.5-20 pts.mass of a cyclic alkoxide represented by a following general formula (1) based on 100 pts.mass of a rubber component containing a hydrogenated copolymer which is obtained by hydrogenating an aromatic vinyl-conjugated diene copolymer and which has a weight-average molecular weight of 300,000 or more and a hydrogenation rate of a conjugated diene moiety of 80 mol% or more. In the formula (1), M represents a divalent metal atom; and R1 and R2 each represent a hydrogen atom, an alkyl group, a hydroxy group-substituted alkyl group, an amino group-substituted alkyl group or a thiol group-substituted alkyl group.SELECTED DRAWING: None
Inventors:
Yasuhiro Hishikawa
Application Number:
JP2019239138A
Publication Date:
October 11, 2023
Filing Date:
December 27, 2019
Export Citation:
Assignee:
TOYO TIRE Co., Ltd.
International Classes:
C08L15/00; B60C1/00; C08K3/36; C08K5/06
Domestic Patent References:
| JP2016056349A | ||||
| JP2018095777A | ||||
| JP2017145341A | ||||
| JP2017214508A |
Foreign References:
| WO2018110409A1 | ||||
| US10087306 |
Attorney, Agent or Firm:
Patent Attorney Corporation Tsutata Patent Office
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