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:
Dec. 09, 2025
Filed:
Nov. 03, 2021
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Timo Uebel, Darmstadt, DE;
Rocco Fortte, Darmstadt, DE;
Qiong Tong, Darmstadt, DE;
Chia-Sheng Hsieh, Taipei, TW;
I-Hua Huang, Taipei, TW;
Leo Weegels, Darmstadt, DE;
Assignee:
Merck Patent GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1333 (2006.01); C07C 69/54 (2006.01); C08F 122/14 (2006.01); C08F 122/18 (2006.01); C08F 122/20 (2006.01); C09K 19/34 (2006.01); C09K 19/54 (2006.01); G02F 1/1337 (2006.01);
U.S. Cl.
CPC ...
C09K 19/542 (2013.01); C07C 69/54 (2013.01); C08F 122/14 (2013.01); C08F 122/18 (2013.01); C08F 122/20 (2013.01); C09K 19/3491 (2013.01); G02F 1/133788 (2013.01);
Abstract
A polymerizable compound having absorption in the long UV wavelength range, a liquid-crystal (LC) medium comprising the polymerizable compound, and the use of the compound or LC medium for optical, electro-optical and electronic purposes, in particular in LC displays, especially in LC displays of the PSA (polymer sustained alignment) or SA (self-aligning) mode, an LC display of the PSA or SA mode comprising the compound or LC medium, and a process of manufacturing the LC display.