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. 13, 2018
Filed:
Sep. 05, 2013
Applicants:
Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;
Liping MA, San Diego, CA (US);
Shijun Zheng, San Diego, CA (US);
David T. Sisk, San Diego, CA (US);
Inventors:
Assignee:
Nitto Denko Corporation, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); H01L 51/52 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5293 (2013.01); H01L 51/5004 (2013.01); H01L 51/504 (2013.01); H01L 51/5016 (2013.01); H01L 51/5044 (2013.01); H01L 51/5096 (2013.01); H01L 51/0059 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); H01L 51/0085 (2013.01); H01L 2251/5376 (2013.01);
Abstract
The present disclosure relates to an emissive construct, which can be used in various OLED applications, for example, top-emission white organic light-emitting diodes. The emissive construct can include an optional second fluorescent emissive layer having an emitter with a second T1, a first fluorescent emissive layer having an emitter with a first T1, the first T1 being greater than the second T1 value, a hole-blocking layer, and a phosphorescent emissive layer.