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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.:

US 11398604 B1

PDFFull Text
Date of Patent:
Jul. 26, 2022

Filed:

Oct. 23, 2017

Organic electronic material, organic layer, organic electronic element, organic electroluminescent element, display element, illumination device, and display device

Applicant:

Hitachi Chemical Company, Ltd., Tokyo, JP;

Inventors:

Kazuyuki Kamo, Tsukuba, JP;

Naoki Asano, Tsukuba, JP;

Hiroshi Takaira, Hitachinaka, JP;

Iori Fukushima, Tsukuba, JP;

Shigeaki Funyuu, Tsuchiura, JP;

Assignee:

SHOWA DENKO MATERIALS CO., LTD., Tokyo, JP;

Attorney:

Fitch Even Tabin & Flannery, LLP

Primary Examiner:

Gregory D Clark

Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); H01L 27/32 (2006.01); H05B 33/02 (2006.01); G09F 9/30 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0072 (2013.01); G09F 9/30 (2013.01); H01L 27/32 (2013.01); H01L 51/007 (2013.01); H01L 51/0054 (2013.01); H01L 51/0059 (2013.01); H01L 51/0067 (2013.01); H01L 51/0068 (2013.01); H01L 51/0097 (2013.01); H01L 51/50 (2013.01); H01L 51/5016 (2013.01); H01L 51/5092 (2013.01); H05B 33/02 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01);
Abstract

An organic electronic material containing a charge transport compound having a structural region represented by formula (I) and having a weight average molecular weight greater than 40,000.—Ar—X—Y—Z  (I)In the formula, Ar represents an arylene group or heteroarylene group of 2 to 30 carbon atoms, X represents a linking group, Y represents an aliphatic hydrocarbon group of 1 to 10 carbon atoms, and Z represents a substituted or unsubstituted polymerizable functional group.

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