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:
Oct. 08, 2013
Filed:
May. 30, 2011
Yohei Nakashima, Tokyo, JP;
Shinichi Maesowa, Tokyo, JP;
Yohei Nakashima, Tokyo, JP;
Shinichi Maesowa, Tokyo, JP;
Sumitomo Bakelite Co., Ltd, Tokyo, JP;
Abstract
An object of the present invention is to provide a multilayer film and a package body of which the thickness can be reduced than that of a conventional multilayer film, by having a good impact resistance, flex resistance, and anti-pinhole property. A multilayer filmaccording to the present invention includes a repeatedly laminated part. The repeatedly laminated partis formed by alternately and repeatedly laminating a first layerand a second layer. The first layerconsists mainly of a polyamide resin (excluding elastomers). The second layerconsists mainly of a copolymer of an olefin-based hydrocarbon having carbon number of 2 to 4 and a vinyl group-containing monomer.