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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.:

US 11236271 B1

PDFFull Text
Date of Patent:
Feb. 01, 2022

Filed:

Sep. 04, 2017

Liquid-crystal media and light modulation element

Applicant:

Merck Patent Gmbh, Darmstadt, DE;

Inventors:

Dong-Mee Song, Hwaseong, KR;

Hyun-Woo Bae, Seoul, KR;

Jung-Min Lee, Seoul, KR;

Yong-Kuk Yun, Hwaseong, KR;

Assignee:

Merck Patent GmbH, Darmstadt, DE;

Attorneys:

Millen White Zelano & Branigan

Richard Traverso

Primary Examiner:

Chanceity N Robinson

Int. Cl.
CPC ...
C09K 19/04 (2006.01); C09K 19/54 (2006.01); C09K 19/60 (2006.01); G02F 1/1334 (2006.01); H01L 27/32 (2006.01); C09K 19/12 (2006.01); C09K 19/30 (2006.01); C09K 19/32 (2006.01); C09K 19/34 (2006.01);
U.S. Cl.
CPC ...
C09K 19/04 (2013.01); C09K 19/54 (2013.01); C09K 19/60 (2013.01); C09K 19/601 (2013.01); G02F 1/1334 (2013.01); H01L 27/3232 (2013.01); C09K 2019/0448 (2013.01); C09K 2019/123 (2013.01); C09K 2019/301 (2013.01); C09K 2019/303 (2013.01); C09K 2019/305 (2013.01); C09K 2019/3009 (2013.01); C09K 2019/3016 (2013.01); C09K 2019/3021 (2013.01); C09K 2019/3027 (2013.01); C09K 2019/3031 (2013.01); C09K 2019/3037 (2013.01); C09K 2019/3051 (2013.01); C09K 2019/3071 (2013.01); C09K 2019/3077 (2013.01); C09K 2019/3078 (2013.01); C09K 2019/323 (2013.01); C09K 2019/328 (2013.01); C09K 2019/3425 (2013.01); G02F 1/13345 (2021.01);
Abstract

The present invention relates to liquid crystalline (LC) medium, to a method of its production and to the use of such LC media in polymer network liquid crystalline (PNLC) light modulation elements operated in the normally transparent mode. Furthermore, the present invention relates to such light modulation elements, as such, to the use of such light modulation elements as light shutters for transparent OLED displays, to the use of such light modulation elements in smart windows, and to a method of production of such light modulation elements according to the present invention.

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