Title:
COPOLYMER, PRODUCTION METHOD FOR COPOLYMER, RUBBER COMPOSITION, AND TIRE
Document Type and Number:
WIPO Patent Application WO/2019/097853
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a copolymer containing at least an acyclic non-conjugated olefin unit and a conjugated diene unit, and having a high elastic modulus. This copolymer contains at least an acyclic non-conjugated olefin unit and a conjugated diene unit, and is characterized in that the difference (Tem - Tim) between an extrapolated melting end temperature (Tem) as measured in accordance with JIS K7121 and an extrapolated melting initiation temperature (Tim) as measured in accordance with JIS K7121 is not higher than 60°C.
Inventors:
TAKANO SHIGENAGA (JP)
Application Number:
PCT/JP2018/036088
Publication Date:
May 23, 2019
Filing Date:
September 27, 2018
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
C08F210/18; B60C1/00; C08F4/54; C08F4/606
Domestic Patent References:
| WO2012164914A1 | 2012-12-06 | |||
| WO2012014456A1 | 2012-02-02 | |||
| WO2017065300A1 | 2017-04-20 | |||
| WO2017065301A1 | 2017-04-20 | |||
| WO2012014455A1 | 2012-02-02 |
Foreign References:
| JP2015221852A | 2015-12-10 | |||
| JP2005220313A | 2005-08-18 |
Other References:
See also references of EP 3712183A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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