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Title:
BLOCK POLYMER, THERMOPLASTIC RESIN COMPOSITION AND MOLDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2022/085542
Kind Code:
A1
Abstract:
A block polymer (X) which comprises, as constituent units, a polyolefin structure that is derived from the polyolefin (A) described below, and another polyolefin structure that is derived from the polyolefin (B) described below.　Polyolefin (A): A polyolefin which contains, as a constituent monomer, an α-olefin that has from 3 to 8 carbon atoms, wherein: the isotacticity of the α-olefin portion is from 70% to 100%; the number average molecular weight is from 1,000 to 200,000; and the number of carbon-carbon double bonds per 1,000 carbon atoms is from 0.01 to 8.0. Polyolefin (B): A polyolefin which contains, as a constituent monomer, an α-olefin that has from 3 to 8 carbon atoms, wherein: the isotacticity of the α-olefin portion is from 1% to 65%; and the number average molecular weight is from 1,000 to 200,000.

Inventors:
HIGUCHI SHINTARO (JP)
TERANISHI SATORU (JP)
Application Number:
PCT/JP2021/037948
Publication Date:
April 28, 2022
Filing Date:
October 13, 2021
Export Citation:
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Assignee:
SANYO CHEMICAL IND LTD (JP)
International Classes:
C08G81/02; C08F10/00; C08F293/00; C08G81/00; C08K3/013; C08L53/00; C08L87/00; C08L101/00
Domestic Patent References:
WO2014038574A12014-03-13
Foreign References:
JP2010024398A2010-02-04
JP2019151824A2019-09-12
JP2019163449A2019-09-26
JP2020019934A2020-02-06
JP2020164819A2020-10-08
JP2016121342A2016-07-07
JP2015193806A2015-11-05
JP2019517608A2019-06-24
JP2013209460A2013-10-10
JP2018517823A2018-07-05
US20180371176A12018-12-27
EP0934975A11999-08-11
JP2015117362A2015-06-25
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
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