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:
Mar. 12, 2019
Filed:
Jun. 13, 2016
Applicant:
Basf SE, Ludwigshafen, DE;
Inventors:
Martin Koenemann, Mannheim, DE;
Gerhard Wagenblast, Wachenheim, DE;
Robert Send, Karlsruhe, DE;
Sorin Ivanovici, Heidelberg, DE;
Gerardus De Keyzer, Riehen, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); C09K 11/02 (2006.01); C09B 57/06 (2006.01); C09K 11/06 (2006.01);
U.S. Cl.
CPC ...
H01L 33/502 (2013.01); C09B 57/06 (2013.01); C09K 11/02 (2013.01); C09K 11/06 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1044 (2013.01); Y02E 10/52 (2013.01);
Abstract
Color converter comprising at least one polymer and at least one organic fluorescent dye comprising at least one structural unit of the formula (I) where the structural unit may be mono- or polysubstituted by identical or different substituents and where one or more CH groups of the six-membered ring of the benzimidazole structure shown may be replaced by nitrogen.