Title:
ゴム成分に引裂き強度を付与するための添加剤、ゴム組成物及びタイヤ
Document Type and Number:
Japanese Patent JP7102289
Kind Code:
B2
Abstract:
To provide an additive for imparting tear strength to a rubber component, a rubber composition containing the additive and a tire having excellent tear strength.SOLUTION: An additive for imparting tear strength to a rubber component, contains a compound having a 4,5-dihydro-1H-pyrazole ring represented by the general formula (1), or a compound having a 2,3-dihydro-1H-pyrazole ring, or salts of these compounds. [In formula (1), R, R, Rand Rare the same or different to represent a hydrogen atom, an alkyl group or the like. Rand Rmay form an alkylidene group together, or two of R, Rand Rmay form an alkylene group together. These groups each may have one or more substituents.]SELECTED DRAWING: None
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Inventors:
青▲柳▼ 誠一
Akiyuki Yoshida
Akiyuki Yoshida
Application Number:
JP2018160999A
Publication Date:
July 19, 2022
Filing Date:
August 30, 2018
Export Citation:
Assignee:
Otsuka Chemical Co., Ltd.
International Classes:
C08L21/00; B60C1/00; C07D231/20; C07D231/22; C07D231/54; C07D231/56; C07D405/04; C08K3/013; C08K3/04; C08K5/3445; C08L9/00
Domestic Patent References:
| JP53036539A | ||||
| JP50155549A | ||||
| JP2010174127A | ||||
| JP2009138046A | ||||
| JP2020033453A |
Foreign References:
| US6605658 |
Attorney, Agent or Firm:
Patent Business Corporation Saegusa International Patent Office