FIELD: electricity.
SUBSTANCE: invention is related to the area of electroluminescent devices - organic light-emitting diodes used as effective and highly economical solid-state sources of lighting. The electroluminescent device includes hole injection layer, hole transport layer, active luminescent layer based on electroluminescent compound of bis[2-(2'-tosylaminophenyl) benzoxazolato]zinc(2+) formula I, hole blocking layer, electron transport layer, electron injection layer and electron blocking layer with use of N,N'-bis(3-methylphebyl)-N,N'-bi(phenyl)-9,9-spirobifluorene.
EFFECT: invention allows increase in brightness of green emission of electroluminescent devices against the known level with luminescent layer based on zinc chelate complexes with salicylic aldehyde derivatives with different amines.
3 dwg, 1 tbl, 1 ex
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Authors
Dates
2014-11-10—Published
2013-01-09—Filed