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:
Sep. 28, 2021
Filed:
Aug. 03, 2018
Applicant:
Igm Group Bv, Waalwijk, NL;
Inventors:
Assignee:
IGW GROUP BV, Waalwijk, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/50 (2006.01); C09D 11/10 (2014.01); C09D 11/101 (2014.01); C07D 311/16 (2006.01); C09D 11/38 (2014.01);
U.S. Cl.
CPC ...
C09D 11/101 (2013.01); C07D 311/16 (2013.01); C09D 11/38 (2013.01);
Abstract
The present invention relates to novel compounds based on 3-ketocoumarins, which are useful as photoinitiators and sensitizer and to compositions thereof. More particularly, the novel compounds comprise a polyhydroxy polymeric core, which is chemically bonded to 3-ketocoumarin derivatives.