The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 04, 2026
Filed:
Sep. 28, 2021
Applicant:
Kuraray Co., Ltd., Kurashiki, JP;
Inventors:
Misuzu Fukuyama, Kurashiki, JP;
Masaki Kato, Houston, TX (US);
Assignee:
KURARAY CO., LTD., Kurashiki, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 216/06 (2006.01); C08F 2/20 (2006.01); C08F 2/38 (2006.01); C08F 8/12 (2006.01); C08F 14/06 (2006.01);
U.S. Cl.
CPC ...
C08F 216/06 (2013.01); C08F 2/20 (2013.01); C08F 2/38 (2013.01); C08F 8/12 (2013.01); C08F 14/06 (2013.01);
Abstract
A vinyl alcohol polymer including, in the same molecule or in different molecules, a carbonyl group, a formyl group, and an alkenyl group. A method for producing a vinyl alcohol polymer, including polymerizing a vinyl ester in a presence of an unsaturated aliphatic aldehyde to obtain a vinyl ester polymer, and saponifying the vinyl ester polymer.