Title:
COPOLYMER, METHOD FOR PRODUCING COPOLYMER, RUBBER COMPOSITION, TIRE, RESIN COMPOSITION, AND RESINOUS PRODUCT
Document Type and Number:
WIPO Patent Application WO/2020/121745
Kind Code:
A1
Abstract:
Provided are: an aromatic vinyl compound/conjugated diene compound copolymer which has a low glass transition temperature (Tg) while having a bonded-aromatic-vinyl-compound content and a vinyl bond content that are substantially the same as those of conventional copolymers and which satisfies a given relationship; a method for producing the copolymer; a rubber composition and a resin composition each including the copolymer; a tire obtained using the rubber composition; and a resinous product obtained using the resin composition.
Inventors:
TAKANO SHIGENAGA (JP)
TARDIF OLIVIER (JP)
HOTTA AYA (JP)
TARDIF OLIVIER (JP)
HOTTA AYA (JP)
Application Number:
PCT/JP2019/045163
Publication Date:
June 18, 2020
Filing Date:
November 19, 2019
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
C08F236/10; B60C1/00; C08L9/06; C08L47/00
Domestic Patent References:
| WO2009148140A1 | 2009-12-10 | |||
| WO2017104423A1 | 2017-06-22 | |||
| WO2016060262A1 | 2016-04-21 |
Foreign References:
| JP2016047889A | 2016-04-07 | |||
| JP2017088864A | 2017-05-25 | |||
| JP2018532743A | 2018-11-08 |
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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