Title:
ALLYL GROUP-TERMINATED STYRENE-ISOBUTYLENE BLOCK COPOLYMER, COMPOSITION THEREOF, AND METHODS FOR PRODUCING THESE
Document Type and Number:
WIPO Patent Application WO/2019/070037
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing an allyl group-terminated styrene-isobutylene block copolymer which can be easily handled and which can provide a composition able to exhibit excellent rubber properties. In order to solve this problem, the present invention provides an allyl group-terminated styrene-isobutylene block copolymer which has an allyl group at a molecular chain terminal and has more than 2.1 but not more than 3.0 allyl groups per molecule.
Inventors:
IKARI YOSHIHIRO (JP)
Application Number:
PCT/JP2018/037253
Publication Date:
April 11, 2019
Filing Date:
October 04, 2018
Export Citation:
Assignee:
KANEKA CORP (JP)
International Classes:
C08F8/00; C08F297/00; C08J3/24; C08L23/00; C08L53/02
Domestic Patent References:
| WO1990015081A1 | 1990-12-13 |
Foreign References:
| JP2000119482A | 2000-04-25 | |||
| JP2012082262A | 2012-04-26 | |||
| JP2012057068A | 2012-03-22 | |||
| JP2016135825A | 2016-07-28 | |||
| JP2012172112A | 2012-09-10 | |||
| JPH04154815A | 1992-05-27 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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