Title:
AROMATIC LIQUID CRYSTAL POLYESTER, AROMATIC LIQUID CRYSTAL POLYESTER COMPOSITION, AND MOLDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2019/188959
Kind Code:
A1
Abstract:
Provided is an aromatic liquid crystal polyester that includes repeating structural units represented by formulas (A1), (B), (C), and (D): (A1) -O-Ar1-CO-; (B) -CO-Ar2-CO-; (C) -O-Ar3-O-; and (D) -O-Ar4-O-.
(In the formulas: Ar1 represents a 2,6-naphthalenediyl group; Ar2 represents at least one group selected from the group consisting of a 2,6-naphthalenediyl group, a 1,4-phenylene group, a 1,3-phenylene group, and a 4,4'-biphenylene group; Ar3 represents at least one group selected from the group consisting of a 2,7-naphthalenediyl group, a 1,6-naphthalenediyl group, and a 1,5-naphthalenediyl group; Ar4 represents at least one group selected from the group consisting of a 2,6-naphthalenediyl group, a 1,4-phenylene group, a 1,3-phenylene group, and a 4,4'-biphenylene group; as a substituted group, a group represented by Ar1, Ar2, Ar3, or Ar4 optionally has a halogen atom, an alkyl group having 1-10 carbon atoms, or an aryl group having 6-20 carbon atoms.)
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Inventors:
OHTOMO SHINJI (JP)
MATSUBARA MASANOBU (JP)
MATSUBARA MASANOBU (JP)
Application Number:
PCT/JP2019/012455
Publication Date:
October 03, 2019
Filing Date:
March 25, 2019
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
C08G63/60; C08K7/14; C08L67/03
Domestic Patent References:
WO2015178500A1 | 2015-11-26 | |||
WO2015016141A1 | 2015-02-05 |
Foreign References:
CN107793585A | 2018-03-13 | |||
JP2002249754A | 2002-09-06 | |||
JPS63199758A | 1988-08-18 | |||
KR20140074095A | 2014-06-17 | |||
JPH02180924A | 1990-07-13 | |||
JPH02279722A | 1990-11-15 | |||
JP2017043705A | 2017-03-02 |
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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