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:
May. 13, 2014
Filed:
Sep. 30, 2010
Tomohiro Miyai, Kanagawa, JP;
Yusuke Obu, Kanagawa, JP;
Kashiko Kawai, Kanagawa, JP;
Shunya Nangou, Kanagawa, JP;
Tomohiro Miyai, Kanagawa, JP;
Yusuke Obu, Kanagawa, JP;
Kashiko Kawai, Kanagawa, JP;
Shunya Nangou, Kanagawa, JP;
Toyo Seikan Kaisha, Ltd., Tokyo, JP;
Abstract
To provide a gas barrier laminate having a gas barrier layer obtained by crosslinking the carboxyl groups of a polycarboxylic acid-type polymer with polyvalent metal ions maintaining good productivity, the crosslinking being accelerated with polyvalent metal ions to exhibit more excellent gas barrier property. A gas barrier laminate comprising a layer (A) of a non-aqueous resin containing a metal element in the polymer skeleton thereof, and a layer (B) of a polycarboxylic acid-type polymer in which an ionic crosslinking is formed with a polyvalent metal among the carboxyl groups.