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:
Nov. 23, 2021
Filed:
Nov. 30, 2018
Tokyo University of Science Foundation, Tokyo, JP;
Toagosei Co., Ltd., Tokyo, JP;
Koji Arimitsu, Tokyo, JP;
Kento Oomura, Nagoya, JP;
TOKYO UNIVERSITY OF SCIENCE FOUNDATION, Tokyo, JP;
TOAGOSEI CO., LTD., Tokyo, JP;
Abstract
An active energy ray-curable composition is disclosed including: wherein EWG represents an electron-withdrawing group, X represents a single bond or an oxygen atom (—O—), R represents an n-valent organic group, and n represents an integer of 1 to 6; when n is an integer of 2 to 6, the respective EWG and the respective X may be the same or different; and when n is 1, EWG and R may be bonded; and wherein ring A represents an aromatic ring that may be substituted or a heteroaromatic ring that may be substituted; Rand Rare the same or different and each represents a hydrogen atom or an alkyl group; Rand Rmay be bonded to each other to form a ring together with an adjacent nitrogen atom; and the ring may be substituted.