DISPERSION STABILIZER AND VINYL-BASED POLYMER PRODUCTION METHOD

Title:

DISPERSION STABILIZER AND VINYL-BASED POLYMER PRODUCTION METHOD

Document Type and Number:

WIPO Patent Application WO/2023/282240

Kind Code:

A1

Abstract:

The present invention provides a new dispersant or the like for suspension polymerization.　This dispersion stabilizer for suspension polymerization contains a polyvinyl alcohol-based polymer (A) including an acetal skeleton that has an ionic group.

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Inventors:

OMORI TAKEHIRO (JP)
KOZUKA YOSHIAKI (JP)
TANAKA SHUN (JP)

Application Number:

PCT/JP2022/026648

Publication Date:

January 12, 2023

Filing Date:

July 04, 2022

Export Citation:

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Assignee:

JAPAN VAM & POVAL CO LTD (JP)

International Classes:

C08F8/12; C08F2/20; C08F8/48; C09K23/52

Domestic Patent References:

WO2018083968A1	2018-05-11
WO2015182567A1	2015-12-03
WO2017094698A1	2017-06-08

Foreign References:

JPH06279539A	1994-10-04
JPS55115402A	1980-09-05
JPS58191702A	1983-11-09

Attorney, Agent or Firm:

IWATANI Ryo (JP)

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