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Title:
POLYCARBONATE DIOL COMPOSITION AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2018/190280
Kind Code:
A1
Abstract:
A polycarbonate diol composition which contains a polycarbonate diol having a specific repeating unit and a terminal hydroxyl group, and wherein: a repeating unit represented by formula (A) contains a repeating unit represented by formula (B); the proportion of the repeating units represented by formula (B) relative to all repeating units represented by formula (A) is from 84.0% by mass to 99.4% by mass (inclusive); the number average molecular weight is from 300 to 20,000 (inclusive); and the proportion of primary terminal OH groups is 95% or more.

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Inventors:
YABUKI HAYATO (JP)
MASUBUCHI TETSUO (JP)
TSUKIMORI YASUYUKI (JP)
Application Number:
PCT/JP2018/014809
Publication Date:
October 18, 2018
Filing Date:
April 06, 2018
Export Citation:
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Assignee:
ASAHI CHEMICAL IND (JP)
International Classes:
C08G64/02; C08K5/1575; C08L69/00; C08G18/44
Domestic Patent References:
WO2002070584A12002-09-12
WO2002070584A12002-09-12
WO2006088152A12006-08-24
Foreign References:
JP2017071684A2017-04-13
JP2016027119A2016-02-18
JP2014185320A2014-10-02
JP2017071685A2017-04-13
JPH04239023A1992-08-26
JP2004035636A2004-02-05
JP2014185320A2014-10-02
JP2017080791A2017-05-18
Other References:
See also references of EP 3611211A4
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
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