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:
Sep. 27, 2016
Filed:
Oct. 22, 2015
Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;
Akinori Izaki, Ibaraki, JP;
Takeharu Kitagawa, Ibaraki, JP;
Shusaku Goto, Ibaraki, JP;
Takashi Kamijo, Ibaraki, JP;
Tomohiro Mori, Ibaraki, JP;
Minoru Miyatake, Ibaraki, JP;
NITTO DENKO CORPORATION, Osaka, JP;
Abstract
The present invention provides a thin polarizing film which has only a small environmental load and has excellent optical characteristics. The thin polarizing film is produced by forming a polyvinyl alcohol-based resin layer on a thermoplastic resin substrate. The thin polarizing film has a thickness of 10 μm or less, a single axis transmittance of 42.0% or more, a polarization degree of 99.95% or more, and an iodine content of 17.6 grams per 400×700 square millimeters or less, which is measured by an ion chromatography method.