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:
Mar. 01, 2005
Filed:
Apr. 08, 2003
Takaaki Kutsuna, Kanagawa, JP;
Shuta Kihara, Kanagawa, JP;
Takaaki Kutsuna, Kanagawa, JP;
Shuta Kihara, Kanagawa, JP;
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Abstract
Provided is a gas barrier film in which in coating or laminating a single layer film or a multiplayer film comprising at least one (a) thermoplastic resin layer on which an inorganic compound is vapor deposited or (b) layer comprising metal foil, wherein 40% by weight or more of a skeletal structure represented by the following Formula (1) is contained in an epoxy resin-cured product formed from an epoxy resin composition comprising an epoxy resin and an epoxy resin curing agent as principal components. The above gas barrier film has a toughness and a high gas barrier property brought about by the above epoxy resin composition used for adhering or coating on various film materials in addition to a suitable adhesive performance to various film materials, so that it is a gas barrier film which does not cause a marked reduction in a gas barrier property brought about by treatment such as bending in mold-processing of the film and which is excellent in a flexibility