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:
Jan. 12, 2016
Filed:
Jul. 03, 2012
Applicants:
Graziano Archetti, Darmstadt, DE;
Andreas Taugerbeck, Darmstadt, DE;
Renate Bender, Darmstadt, DE;
Ming-chou Wu, Zhongli, TW;
Inventors:
Graziano Archetti, Darmstadt, DE;
Andreas Taugerbeck, Darmstadt, DE;
Renate Bender, Darmstadt, DE;
Ming-Chou Wu, Zhongli, TW;
Assignee:
MERCK PATENT GMBH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1333 (2006.01); C09K 19/56 (2006.01); C09K 19/04 (2006.01); C09K 19/54 (2006.01);
U.S. Cl.
CPC ...
C09K 19/56 (2013.01); C09K 19/0403 (2013.01); C09K 2019/0444 (2013.01); C09K 2019/0448 (2013.01); C09K 2019/548 (2013.01);
Abstract
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having a negative dielectric anisotropy which contains at least one self-aligning additive, especially at least one additive selected from the group of the compounds of the formula IA to ID in which