Organometallic complex, and light-emitting element, light-emitting device and electronic-device using the organometallic complex

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United States of America Patent

PATENT NO 8889266
SERIAL NO

11908010

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Abstract

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It is an object of the present invention to provide an organometallic complex which can increase recombination efficiency of electrons and holes. One aspect of the present invention is an organometallic complex having a structure represented by a general formula (1), wherein each of R1 and R2 is any of a halogen group, a —CF3 group, a cyano group, and an alkoxycarbonyl group, each of R3 and R4 is any of hydrogen and an alkyl group having 1 to 4 carbon atoms, and M is an element that belongs to Group 9 or 10 of the periodic table.

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Patent Owner(s)

  • SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Inoue, Hideko Kanagawa, JP 215 5493
Ohsawa, Nobuharu Kanagawa, JP 518 9178
Seo, Satoshi Kanagawa, JP 1444 27155
Shitagaki, Satoko Kanagawa, JP 182 5498

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