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:
Nov. 23, 2010
Filed:
Feb. 21, 2007
Mark Pucci, Elk Grove Village, IL (US);
Mariko Hori, Osaka, JP;
Mark Pucci, Elk Grove Village, IL (US);
Mariko Hori, Osaka, JP;
The Nippon Synthetic Chemical Industry Co., Ltd., Osaka, JP;
Abstract
A polyvinyl alcohol type resin, which renders possible preparation of a packaging material having high gas barrier property under a high humidity condition even as a monolayer film, is provided. The polyvinyl alcohol (PVA) type resin of the invention has at least a PVA structural unit and also has an alicyclic structural unit in the main chain. A monolayer film containing this PVA type resin and a laminate containing at least one layer comprising this PVA type resin can be used as a packaging material which shows high gas barrier property even under a high humidity condition.