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. 15, 2008
Filed:
Jun. 25, 2001
Peer Kirsch, Darmstadt, DE;
Andreas Tangerbeck, Darmstadt, DE;
Detlef Pauluth, Ober-Ramstadt, DE;
Joachim Krause, Dieburg, DE;
Michael Heckmeier, Bensheim, DE;
Kazuaki Tarumi, Seeheim, DE;
Peer Kirsch, Darmstadt, DE;
Andreas Tangerbeck, Darmstadt, DE;
Detlef Pauluth, Ober-Ramstadt, DE;
Joachim Krause, Dieburg, DE;
Michael Heckmeier, Bensheim, DE;
Kazuaki Tarumi, Seeheim, DE;
Merck GmbH, Darmstadt, DE;
Abstract
The invention relates to chiral compounds of formula (I) R—X-(A-Z)-G-(Z-A)-X—R, wherein R, R, X, X, A, A, Z, Z, G, m and n have the meaning given in claim 1, to liquid crystalline mixtures comprising at least one chiral compound of formula (I), to chiral linear or crosslinked liquid crystalline polymers obtainable by polymerizing a polymerizable mixture comprising at least one chiral compound of formula (I), to the use of chiral compounds of formula (I) and mixtures and polymers obtained thereof in liquid crystal displays, active and passive optical elements, adhesives, synthetic resins with anisotropic mechanical properties, cosmetic and pharmaceutical compositions, diagnostics, liquid crystal pigments, for decorative and security applications, nonlinear optics, optical information storage or as chiral dopants, and to a liquid crystal display comprising a mixture comprising at least one chiral compound of formula (I).