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:
Apr. 30, 2019
Filed:
Sep. 18, 2015
Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;
Akinori Izaki, Ibaraki, JP;
Ryohei Sawazaki, Ibaraki, JP;
Atsushi Yasui, Ibaraki, JP;
Yuki Kida, Ibaraki, JP;
Takeharu Kitagawa, Ibaraki, JP;
Takuya Mori, Ibaraki, JP;
NITTO DENKO CORPORATION, Osaka, JP;
Abstract
A polarizing plate including an optical functional film and a polarizing film (polarizer), the polarizing plate being thin and excellent in durability of the polarizing film. The polarizing plate includes an optical functional film, a pressure-sensitive adhesive layer, a polarizing film, and a protective film in the stated order, in which: the polarizing film has a thickness of 15 μm or less; the pressure-sensitive adhesive layer has a thickness of 15 μm or less; the optical functional film has a moisture permeability of 200 g/m/24 h or less; and the protective film has a moisture permeability of 1,000 g/m/24 h or less.