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:
Feb. 27, 2020
Fujifilm Corporation, Tokyo, JP;
Naoyuki Morooka, Kanagawa, JP;
Naozumi Shiraiwa, Kanagawa, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
According to the present invention, a cured product obtained by curing a curable composition including a compound represented by General Formula 1, in which a birefringence Δn (587 nm) is 0.00≤Δn (587 nm)≤0.01, is provided, and this cured product is suitable for manufacturing an optical member.---Ar---  (General Formula 1) In formula, Ar is an aromatic ring group represented by General Formula 2-2 and the like. In formula, Zand Zeach represent a hydrogen atom, a methyl group, and the like; Aand Aeach represent —S— and the like; X represents C(Rz)and the like (where Rz is a substituent, and two Rz's may form a ring); Land Leach represent a single bond, —O—, —OC(═O)—, —OC(═O)O—, —OC(═O)NH—, and the like; Spand Speach represent a single bond or a divalent linking group; Poland Poleach represent a hydrogen atom or a polymerizable group; and a compound represented by General Formula 1 has at least one polymerizable group.