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. 18, 2012
Filed:
Mar. 26, 2007
Applicants:
Tamami Koyama, Chiba, JP;
Takeshi Igarashi, Chiba, JP;
Inventors:
Tamami Koyama, Chiba, JP;
Takeshi Igarashi, Chiba, JP;
Assignee:
Showa Denko K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is an organic light-emitting device which contains one or more organic layers sandwiched between an anode and a cathode, wherein at least one of the organic layers is a light-emitting layer including a polymer compound (I), the polymer compound (I) containing structural units derived from a hole transport or electron transport and phosphorescent polymerizable compound (a1) and structural units derived from a polymerizable compound (b) capable of transporting an oppositely charged carrier, the polymerizable compound (a1) being selected from formulae (E1-1) to (E1-39) as defined herein.