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. 09, 2017
Filed:
Sep. 23, 2011
Natsuki Sakamoto, Bunkyo-ku, JP;
Tatsuya Ogawa, Bunkyo-ku, JP;
Natsuki Sakamoto, Bunkyo-ku, JP;
Tatsuya Ogawa, Bunkyo-ku, JP;
KYODO PRINTING CO., LTD., Tokyo, JP;
Abstract
An oxygen-absorbing film () is composed of an oxygen-absorbing layer () and thermoplastic resin layers () provided on both surface of the oxygen-absorbing layer (), wherein the oxygen-absorbing layer () comprises both a thermoplastic resin and an oxygen-deficient cerium oxide, and the content of the oxygen-deficient cerium oxide exceeds 50 wt % and is less than 85 wt %. The oxygen-absorbing layer is formed preferably from a resin composition which contains an oxygen-deficient cerium oxide in an amount exceeding 50 wt % and which exhibits a melt flow rate of 1.0 to 18.0 g/10 min.