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:
Apr. 08, 2014
Filed:
Apr. 01, 2009
Koichiro Iida, Kanagawa, JP;
Kyoko Endo, Kanagawa, JP;
Yanjun LI, Kanagawa, JP;
Kazuki Okabe, Kanagawa, JP;
Masayoshi Yabe, Tokyo, JP;
Koichiro Iida, Kanagawa, JP;
Kyoko Endo, Kanagawa, JP;
Yanjun Li, Kanagawa, JP;
Kazuki Okabe, Kanagawa, JP;
Masayoshi Yabe, Tokyo, JP;
Mitsubishi Chemical Corporation, Tokyo, JP;
Abstract
An object of the invention is to provide a polymer compound having a high hole transport capacity, excellent in electrochemical stability, and suitable to film formation according to a wet film formation method. Another object of the invention is to provide an organic electroluminescence element having a high current efficiency, a low drive voltage, and a long derive lifetime. The polymer compound has a crosslinking group bonding to the arylamine moiety in the repeating unit via at least one single bond therebetween.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile