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:
Jun. 22, 2021
Filed:
Aug. 18, 2017
Applicant:
Changchun Institute of Applied Chemistry Chinese Academy of Sciences, Changchun, CN;
Inventors:
Liang Zhou, Changchun, CN;
Hongjie Zhang, Changchun, CN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 51/504 (2013.01); H01L 51/0054 (2013.01); H01L 51/0065 (2013.01); H01L 51/0067 (2013.01); H01L 51/0069 (2013.01); H01L 51/0072 (2013.01); H01L 51/0094 (2013.01); H01L 51/5056 (2013.01); H01L 51/5096 (2013.01); H01L 51/56 (2013.01);
Abstract
The present disclosure provides a white organic electroluminescent device, comprising: a substrate; an anode layer; a first light emitting layer formed from a red organic fluorescent material, a first energy-sensitized organic material and a first hole-type organic host material; a second light emitting layer formed from a green organic fluorescent material, a second energy-sensitized organic material and a second hole-type organic host material; and a cathode layer.