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:
Jul. 11, 2023
Filed:
Dec. 03, 2021
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1333 (2006.01); C09K 19/18 (2006.01); C09K 19/06 (2006.01); C09K 19/34 (2006.01); C09K 19/38 (2006.01); C09K 19/20 (2006.01); C09K 19/32 (2006.01); C09K 19/04 (2006.01); C09K 19/12 (2006.01); C09K 19/30 (2006.01);
U.S. Cl.
CPC ...
C09K 19/18 (2013.01); C09K 19/067 (2013.01); C09K 19/068 (2013.01); C09K 19/2028 (2013.01); C09K 19/322 (2013.01); C09K 19/3405 (2013.01); C09K 19/3491 (2013.01); C09K 19/3814 (2013.01); C09K 2019/0414 (2013.01); C09K 2019/0448 (2013.01); C09K 2019/123 (2013.01); C09K 2019/181 (2013.01); C09K 2019/2035 (2013.01); C09K 2019/2042 (2013.01); C09K 2019/3009 (2013.01); C09K 2019/3012 (2013.01); C09K 2019/3071 (2013.01); C09K 2019/3077 (2013.01); C09K 2019/3083 (2013.01); C09K 2019/3408 (2013.01); C09K 2219/03 (2013.01);
Abstract
A polymerizable LC material comprising one or more reactive mesogenic compounds, one or more chiral compounds and a block copolymer that comprises at least one polyfluorooxetane block bonded to a polyether block, said polyfluorooxetane block having a repeating unit of the formula Further, a method for its preparation, a polymer film obtainable from a corresponding polymerizable LC material, a method of preparation of such polymer film, and the use of such polymer film and said polymerizable LC material in optical, electro-optical, decorative or security devices.