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:
Sep. 04, 2007
Filed:
Apr. 25, 2003
Robert Parker, Mannheim, DE;
Norbert Schneider, Altrip, DE;
Gerhard Wagenblast, Wachenheim, DE;
Ruediger Sens, Ludwigshafen, DE;
Robert Parker, Mannheim, DE;
Norbert Schneider, Altrip, DE;
Gerhard Wagenblast, Wachenheim, DE;
Ruediger Sens, Ludwigshafen, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
The present invention relates to alkyne compounds of the formula IP—Y-A-Y-(T-B-)-T-C≡C-T-(B-T-)-Y-A-Y—P  (I)in which The invention further relates to nonpolymerizable and polymerizable liquid-crystalline compositions comprising at least one alkyne compound of the formula I according to the invention, the use of these nonpolymerizable and polymerizable liquid-crystalline compositions for producing optical components, the use of the polymerizable liquid-crystalline compositions for printing or coating substrates, for preparing dispersions and emulsions, for producing films and pigments and optical components, printed or coated substrates, dispersions and emulsions, films and pigments of this type.