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Patent Searching and Data


Title:
VINYL ALCOHOL POLYMER AND METHOD FOR PRODUCING VINYL ALCOHOL POLYMER
Document Type and Number:
WIPO Patent Application WO/2020/138341
Kind Code:
A1
Abstract:
A vinyl alcohol polymer according to one embodiment of the present invention has an integral value (e) of from 0.8 to 20 if the total of the integral values (a)-(e) described below is taken as 100 in the 1H-NMR spectrum. (a) the integral value of peaks observed within the range of 5.70-5.96 ppm (b) the integral value of peaks observed within the range of 5.97-6.63 ppm (c) the integral value of peaks observed within the range of 6.64-7.55 ppm (d) the integral value of peaks observed within the range of 7.56-7.81 ppm (e) the integral value of peaks observed within the range of 7.82-8.04 ppm

Inventors:
NISHIMURA YOHEI (JP)
NIINO JUNICHI (JP)
KUSAKA YASUNARI (JP)
NAKAJIMA NAMI (JP)
YAMAGUCHI HIDEHIRO (US)
Application Number:
PCT/JP2019/051248
Publication Date:
July 02, 2020
Filing Date:
December 26, 2019
Export Citation:
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Assignee:
SEKISUI CHEMICAL CO LTD (JP)
SEKISUI SPECIALTY CHEMICALS AM (US)
International Classes:
C08F8/48; C08F8/06; C08F16/06
Domestic Patent References:
WO2018212207A12018-11-22
WO2018117246A12018-06-28
WO2018117245A12018-06-28
Foreign References:
JP2018507311A2018-03-15
JP2015044923A2015-03-12
JP2012077185A2012-04-19
JP2004250695A2004-09-09
JP2004189889A2004-07-08
JP2005350557A2005-12-22
JP2001026604A2001-01-30
Other References:
See also references of EP 3904397A4
Attorney, Agent or Firm:
TAGUCHI, Masahiro et al. (JP)
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