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:
Aug. 03, 2021
Filed:
Sep. 09, 2019
Fujifilm Corporation, Tokyo, JP;
Reiko Fukagawa, Kanagawa, JP;
Miho Asahi, Kanagawa, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
A copolymer includes a repeating unit of Formula (I) and a repeating unit of Formula (II), a composition includes the copolymer, and an optical film has a layer formed of the composition, in the Formulae (I) and (II), Rand Rrepresent a hydrogen atom or an alkyl group, Land Lrepresent a divalent linking group, Lrepresents a single bond or a divalent linking group, and Lrepresents a single bond or a divalent linking group, Ldoes not represent a linking group including —O(C═O)—NH—, X represents a perfluoropolyether group, an alkyl group having a branched structure in which hydrogen is all substituted into fluorine, an alkenyl group, or an alkynyl group, and Y represents a crosslinking group.