Title:
多元共重合体、ゴム組成物、架橋ゴム組成物、ゴム製品、及びタイヤ
Document Type and Number:
Japanese Patent JP7124899
Kind Code:
B2
Abstract:
An object of the present invention is to provide a multicomponent copolymer for use for producing a rubber composition and a rubber product having high abrasion resistance and wet performance. Further, the invention is to provide a rubber composition containing the multicomponent copolymer, a crosslinked rubber composition produced by crosslinking the rubber composition, and a tire and a rubber product using the rubber composition or the crosslinked rubber composition. The multicomponent copolymer of the invention contains a conjugated diene unit, a non-conjugated olefin unit and an aromatic vinyl unit, wherein the content of the aromatic vinyl unit is 5 mol% or more and less than 50 mol% of the whole multicomponent copolymer and the content of the non-conjugated olefin unit is more than 0 mol% and 50 mol% or less of the whole multicomponent copolymer.
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Inventors:
Kohei Kotani
Shigenaga Takano
Shigeki Oishi
Aida Shojiro
Shigenaga Takano
Shigeki Oishi
Aida Shojiro
Application Number:
JP2021005236A
Publication Date:
August 24, 2022
Filing Date:
January 15, 2021
Export Citation:
Assignee:
Bridgestone Corporation
International Classes:
C08F236/04; B60C1/00; C08F210/02; C08F212/08; C08F236/06; C08L9/06
Domestic Patent References:
| JP9291121A | ||||
| JP6780827B2 | ||||
| JP2005220313A |
Attorney, Agent or Firm:
Otani Ho