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. 29, 2019
Filed:
Apr. 26, 2017
Fujifilm Corporation, Tokyo, JP;
Nobutaka Fukagawa, Kanagawa, JP;
Naoki Sano, Kanagawa, JP;
Mayumi Nojiri, Kanagawa, JP;
Aiko Yoshida, Kanagawa, JP;
Naoya Shimoju, Kanagawa, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
A polarizing plate protective film which prevents deterioration of polarization performance in a high temperature, high humidity environment, and a polarizing plate and display device using the film including a compound represented by the following General Formula (I).(X-LZ  General Formula (I)X represents a formyl group, a boronic acid group, or a group represented by the following General Formula (I-B) or a group represented by the following General Formula (I-C), where L represents a single bond or divalent linking group, and n represents an integer equal to or greater than 2. When n is 2, Z represents a single bond or a divalent group, and when n≥3, Z represents an n-valent group. Rand Rrepresent an alkyl group, a cycloalkyl group, an aryl group, or an acyl group. Rand Rmay be bonded to each other to form a ring. * represents a bond to be bonded to L.