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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.:

US 9951161 B1

PDFFull Text
Date of Patent:
Apr. 24, 2018

Filed:

Apr. 17, 2014

Vinyl alcohol copolymer and method for producing same

Applicant:

Kuraray Co., Ltd., Kurashiki-shi, JP;

Inventors:

Yosuke Kumaki, Kurashiki, JP;

Tatsuya Tanida, Kurashiki, JP;

Assignee:

KURARAY CO., LTD., Kurashiki-shi, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Roberto Robago

Int. Cl.
CPC ...
C08F 218/08 (2006.01); C08F 216/06 (2006.01); C08F 8/12 (2006.01); C08J 3/00 (2006.01); C08F 114/06 (2006.01); C08F 2/00 (2006.01); C08F 290/06 (2006.01); C08F 14/06 (2006.01);
U.S. Cl.
CPC ...
C08F 218/08 (2013.01); C08F 2/005 (2013.01); C08F 8/12 (2013.01); C08F 14/06 (2013.01); C08F 114/06 (2013.01); C08F 216/06 (2013.01); C08F 290/062 (2013.01); C08J 3/00 (2013.01); C08F 2800/10 (2013.01); C08J 2331/04 (2013.01);
Abstract

Provided is a vinyl alcohol-based copolymer, obtained by saponifying a copolymer of vinyl acetate and a polyfunctional monomer, wherein the polyfunctional monomer contains two or more ethylenic double bonds in its molecule, the vinyl alcohol-based copolymer has a side chain containing an ethylenic double bond and a molar ratio (d) of the ethylenic double bond to a total of vinyl alcohol units and vinyl acetate units is from 0.05/100 to 2/100, and the vinyl alcohol-based copolymer is water soluble.

Find Patent Forward Citations

Kumaki, Yosuke. (2018). Vinyl alcohol copolymer and method for producing same (U.S. Patent No. 9951161). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9951161

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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