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:
Feb. 02, 2021
Filed:
Nov. 21, 2017
Applicant:
Toray Industries, Inc., Tokyo, JP;
Inventors:
Yasunori Ichihashi, Otsu, JP;
Kazuki Kobayashi, Otsu, JP;
Assignee:
Toray Industries, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); H01L 51/54 (2006.01); C09K 11/06 (2006.01); C07F 5/02 (2006.01); C09K 11/02 (2006.01); G09F 9/33 (2006.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); C07F 5/022 (2013.01); C07F 5/027 (2013.01); C09K 11/02 (2013.01); H01L 33/502 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1018 (2013.01); G09F 9/33 (2013.01);
Abstract
A pyrromethene-boron complex is a compound represented by general formula (1). In general formula (1), X is C—Ror N. Rto Rare each a group selected from prescribed groups, where Rand Rare selected from among the groups other than a substituted or unsubstituted aryl group and a substituted or unsubstituted heteroaryl group. Rand Rare groups not containing a heteroaryl group with at least two condensed rings. At least one of Rto Ris a group containing a fluorine atom.