US 11,787,907 B2
Polyvinyl thioether ester, preparation method therefor and use thereof
Hongkun Li, Suzhou (CN)
Assigned to SOOCHOW UNIVERSITY, Suzhou (CN)
Filed by SOOCHOW UNIVERSITY, Suzhou (CN)
Filed on Feb. 21, 2022, as Appl. No. 17/676,648.
Application 17/676,648 is a continuation of application No. PCT/CN2020/105645, filed on Jul. 29, 2020.
Claims priority of application No. 201910780521.6 (CN), filed on Aug. 22, 2019.
Prior Publication US 2022/0195120 A1, Jun. 23, 2022
Int. Cl. C08G 75/045 (2016.01); G01N 21/64 (2006.01)
CPC C08G 75/045 (2013.01) [G01N 2021/6417 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A method of preparing the polyvinyl thioether ester, comprising: using an acetylenic acid ester monomer and a dithiol monomer as starting materials, and conducting a solution polymerization reaction to obtain the polyvinyl thioether ester,
wherein the acetylenic acid ester monomer is:

OG Complex Work Unit Chemistry
R1 is one of Groups 6 and 15-16, and R2 is Group 21 or Group 22;
wherein the dithiol monomer is:

OG Complex Work Unit Chemistry
wherein R3 is one of Groups 1 to 8, Group 23, or Group 24,

OG Complex Work Unit Chemistry