Title:
METHOD FOR PRODUCING POLYPHENYLENE ETHER ETHER KETONE
Document Type and Number:
WIPO Patent Application WO/2013/001763
Kind Code:
A1
Abstract:
Provided is a method for producing a polyphenylene ether ether ketone by subjecting a cyclic polyphenylene ether ether ketone composition, which contains 60 wt.% or more of a cyclic polyphenylene ether ether ketone and which has a melting point of 270°C or lower, to thermal ring-opening polymerization in the presence of a metal alkoxide and/or a metal phenoxide.
Inventors:
OSATO KEIKO (JP)
YAMASHITA KOHEI (JP)
YOKOE MAKITO (JP)
YAMAUCHI KOJI (JP)
YAMASHITA KOHEI (JP)
YOKOE MAKITO (JP)
YAMAUCHI KOJI (JP)
Application Number:
PCT/JP2012/004053
Publication Date:
January 03, 2013
Filing Date:
June 22, 2012
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
OSATO KEIKO (JP)
YAMASHITA KOHEI (JP)
YOKOE MAKITO (JP)
YAMAUCHI KOJI (JP)
OSATO KEIKO (JP)
YAMASHITA KOHEI (JP)
YOKOE MAKITO (JP)
YAMAUCHI KOJI (JP)
International Classes:
C08G65/40; C07D323/00
Domestic Patent References:
WO2011081080A1 | 2011-07-07 |
Foreign References:
JPH0388828A | 1991-04-15 | |||
JP2010280781A | 2010-12-16 | |||
JP2004051978A | 2004-02-19 | |||
JPS5993724A | 1984-05-30 |
Other References:
See also references of EP 2725050A4
MACROMOLECULES, vol. 29, 1996, pages 5502
MACROMOLECULES, vol. 42, 2009, pages 1955
MACROMOLECULES, vol. 29, 1996, pages 5502
MACROMOLECULES, vol. 42, 2009, pages 1955
Attorney, Agent or Firm:
TOKKYO GYOMUHOJIN MEISEI INTERNATIONAL PATENT FIRM (JP)
Patent business corporation Akinari international patent firm (JP)
Patent business corporation Akinari international patent firm (JP)
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Claims: