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:
Feb. 08, 2022
Filed:
Nov. 07, 2017
Applicant:
Covestro Deutschland Ag, Leverkusen, DE;
Inventors:
Thomas Rölle, Leverkusen, DE;
Ganugapati Satyanarayana, Bangalore, IN;
Sumana Roychowdhury, Bangalore, IN;
Ravindra Mahadev Patil, Maharashtra, IN;
Anup Krishnnan Appukuttan Pillai, Kerala, IN;
Assignee:
COVESTRO DEUTSCHLAND AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 5/02 (2006.01); G03F 7/00 (2006.01); G03F 7/029 (2006.01);
U.S. Cl.
CPC ...
C07F 5/027 (2013.01); G03F 7/001 (2013.01); G03F 7/029 (2013.01);
Abstract
The invention relates to a process for the preparation of triaryl-organo borates from boronic ester and the use of these substances in photo initiator systems, photopolymer compositions comprising such photo initiator systems, a holographic medium comprising said photopolymer composition and the respective hologram.