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US 2019/0198781 A1Published application
Organic compound and organic electroluminescence device using the same
AssigneeLuminescence Technology Corporation
InventorsFeng-Wen YEN, Chin-Min TENG
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Abstract
An organic compound which can be used as the phosphorescent host material, the fluorescent host material, or the fluorescent dopant material of the light emitting layer, and/or the electron transporting material in the organic electroluminescence device is disclosed. The organic electroluminescence device employing the organic compound can lower driving voltage, prolong half-lifetime, and increase current efficiency.
Claims10
An organic compound of formula (I) below:
- wherein m is an integer of 0 to 11;
- n is an integer of 0 to 3;
- X is O, S, C(R3)(R4), N(Ar3), or Si(R5)(R6);
- Ar1, Ar2, and Ar3 are each independently a hydrogen atom, a halide, a substituted or unsubstituted arylamine group having 5 to 50 ring atoms, a substituted or unsubstituted heteroarylamine group having 5 to 50 ring atoms, a substituted or unsubstituted aryl group having 5 to 50 ring atoms, or a substituted or unsubstituted heteroaryl group having 5 to 50 ring atoms;
- and R1 to R6 are independently selected from the group consisting of a hydrogen atom, a halide, a substituted or unsubstituted alkyl group having 1 to 30 carbon atoms, a substituted or unsubstituted aryl group having 6 to 30 carbon atoms, a substituted or unsubstituted aralkyl group having 6 to 30 carbon atoms, and a substituted or unsubstituted heteroaryl group having 3 to 30 carbon atoms.
2 more elements
Dependencies are inferred from the claim text.