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. 19, 2023
Filed:
Nov. 18, 2020
Applicant:
Covestro Deutschland Ag, Leverkusen, DE;
Inventors:
Thomas Rölle, Leverkusen, DE;
Horst Berneth, Leverkusen, DE;
Dennis Hönel, Zülpich-Wichterich, DE;
Friedrich-Karl Bruder, Krefeld, DE;
Jürgen Kintrup, Leverkusen, DE;
Assignee:
Covestro Intellectual Property GmbH & Co. KG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 5/02 (2006.01); C07F 5/04 (2006.01); C07C 211/63 (2006.01); C07C 211/64 (2006.01); C07C 217/08 (2006.01); C07C 219/10 (2006.01); C07C 219/28 (2006.01); C07C 219/30 (2006.01); C07C 271/12 (2006.01); C07C 271/20 (2006.01); C07C 271/24 (2006.01); C07D 213/20 (2006.01); C07D 233/58 (2006.01); C07D 295/037 (2006.01); C07D 413/06 (2006.01); C07F 9/54 (2006.01); G03F 7/00 (2006.01); C07C 271/28 (2006.01); C07D 347/00 (2006.01); C07D 233/02 (2006.01); C07D 247/00 (2006.01); C07D 335/02 (2006.01); C07C 271/16 (2006.01); C07D 309/34 (2006.01);
U.S. Cl.
CPC ...
C07F 5/027 (2013.01); C07C 211/63 (2013.01); C07C 211/64 (2013.01); C07C 217/08 (2013.01); C07C 219/10 (2013.01); C07C 219/28 (2013.01); C07C 219/30 (2013.01); C07C 271/12 (2013.01); C07C 271/16 (2013.01); C07C 271/20 (2013.01); C07C 271/24 (2013.01); C07C 271/28 (2013.01); C07D 213/20 (2013.01); C07D 233/02 (2013.01); C07D 233/58 (2013.01); C07D 247/00 (2013.01); C07D 295/037 (2013.01); C07D 309/34 (2013.01); C07D 335/02 (2013.01); C07D 347/00 (2013.01); C07D 413/06 (2013.01); C07F 5/04 (2013.01); C07F 9/54 (2013.01); C07F 9/5407 (2013.01); C07F 9/5442 (2013.01); G03F 7/001 (2013.01); C07C 2601/14 (2017.05);
Abstract
The invention relates to a process for preparing triaryl organoborates proceeding from organoboronic esters in the presence of an n-valent cation 1/n K, comprising the anhydrous workup of the reaction mixture and the use of the triaryl organoborates obtained as co-initiator in photopolymer formulations, holographic media and holograms.