ORGANIC LIGHT-EMITTING DEVICE AND DISPLAY APPARATUS Russian patent published in 2011 - IPC H01L51/50

Abstract RU 2427058 C1

FIELD: physics.

SUBSTANCE: organic light-emitting device has an anode, a cathode and a light-emitting layer between the anode and the cathode and containing an organic compound, wherein the light-emitting layer contains oligomeric material without molecular weight distribution but having a single molecular weight, and polymer material having molecular weight distribution. The oligomeric material contains a compound having a fluorene link.

EFFECT: high emission efficiency and long service life.

11 cl, 9 dwg

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RU 2 427 058 C1

Authors

Sioja Sunsuke

Siobara Satoru

Dates

2011-08-20—Published

2008-09-12—Filed