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:
Jul. 09, 2019
Filed:
Feb. 19, 2013
Dai-ichi Kogyo Seiyaku Co., Ltd., Kyoto-shi, Kyoto, JP;
Naohiro Takamura, Kyoto, JP;
Masato Kameda, Kyoto, JP;
Manabu Kikuta, Kyoto, JP;
Teruaki Sugahara, Kyoto, JP;
DAI-ICHI KOGYO SEIYAKU CO., LTD., Kyoto, JP;
Abstract
An alkylene oxide-modified polyfunctional (meth)acrylate is provided wherein the problems according to high crystallinity or high viscosity are improved, and the photosensitivity, etc. is enhanced. The compound has a structure represented by the following formula (I), provided that in the formula (I), R represents a substituent represented by the formula (II); AO represents one member or two or more members selected from alkylene oxide units represented by —CHCHO—, —CHCH(CH)O—, —CHCHCHCHO— and —CHCH(CH)O—; l indicating the average polymerization degree of the added alkylene oxide is 0<l≤5; the average value of m is more than 0 and 6 or less; each of the average values of n and o is from 0 to 6, the total value of m, n and o is 6, and in the formula (II), Rrepresents a hydrogen atom or a methyl group.