CYCLIC POLY(ARYLENE ETHER KETONE) AND PRODUCTION METHOD THEREFOR

Title:

CYCLIC POLY(ARYLENE ETHER KETONE) AND PRODUCTION METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2019/181829

Kind Code:

A1

Abstract:

The present invention addresses the problem of providing a cyclic poly(arylene ether ketone) capable of being obtained in high yield. The cyclic poly(arylene ether ketone) of the present invention is represented by chemical formula (I), wherein X is an ether or ketone group, Ar1, Ar2, and Ar3 each represent an optionally substituted arylene group, and n is a positive integer. In chemical formula (I), at least some of the Ar1 and Ar3 moieties are arylene groups bonded at meta positions.

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Inventors:

MUKAI KOJI (JP)
MOYORI TAKAYA (JP)
CHOKAI MASAYUKI (JP)

Application Number:

PCT/JP2019/011090

Publication Date:

September 26, 2019

Filing Date:

March 18, 2019

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Assignee:

TEIJIN LTD (JP)

International Classes:

C07D323/00; C08G65/16; C08J5/04

Domestic Patent References:

WO2011081080A1

2011-07-07

Foreign References:

CN1392147A	2003-01-22
CN1443762A	2003-09-24
JPH01198624A	1989-08-10
JPS49129792A	1974-12-12

Attorney, Agent or Firm:

TAMEYAMA Taro (JP)

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