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:
Sep. 12, 2017
Filed:
Dec. 25, 2014
Kuraray Co., Ltd., Kurashiki-shi, JP;
Masaki Kato, Kurashiki, JP;
Keishi Hachiya, Kurashiki, JP;
Tatsuya Tanida, Kurashiki, JP;
Keisuke Morikawa, Kurashiki, JP;
Yusuke Amano, Kurashiki, JP;
KURARAY CO., LTD., Kurashiki-shi, JP;
Abstract
Provided is a modified polyvinyl alcohol containing 0.1 to 10 mol % of a monomer unit represented by formula (1) below and having a degree of polymerization exceeding 2000. This provides a modified polyvinyl alcohol an aqueous solution of which foams less and which has excellent film strength and gas barrier properties under high humidity conditions, while having excellent water solubility. [In formula (), Rrepresents a hydrogen atom or a methyl group.]
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile