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US 11,634,430 B2Granted
Heterocyclic compound and organic light emitting element comprising same
AssigneeLG Chem, Ltd.
InventorsKyung Seok Jeong, Minseung Chun, Wanpyo Hong, Jin Joo Kim, Hongsik Yoon, Joongsuk Oh
Life of this patent
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Abstract
The present specification provides a heterocyclic compound of Chemical Formula 1, and an organic light emitting device comprising the same. The heterocyclic compound used as a material of an organic material layer of an organic light emitting device provides enhanced efficiency, low driving voltage, and enhanced lifetime properties of the organic light emitting device.
Claims17
A heterocyclic compound represented by the following Chemical Formula 1:
- wherein, in Chemical Formula 1,
- Y is C,
- R11 and R12 are the same as or different from each other, and each independently hydrogen;
- deuterium;
- a cyano group;
- a halogen group;
- a silyl group;
- a boron group;
- a substituted or unsubstituted alkyl group;
- a substituted or unsubstituted alkoxy group;
- a substituted or unsubstituted cycloalkyl group;
- a substituted or unsubstituted aryl group;
- a substituted or unsubstituted alkylamine group;
- a substituted or unsubstituted arylamine group;
- a substituted or unsubstituted heteroarylamine group;
- or a substituted or unsubstituted heterocyclic group,
- X1 and X4 are N,
- X2 and X3 are O,
- R21 and R22 are the same as or different from each other, and each independently an alkyl group having 1 to 10 carbon atoms;
- a cycloalkyl group having 3 to 30 carbon atoms;
- or a phenyl group which is substituted by a cyano group, a halogen group or an alkyl group having 1 to 10 carbon atoms,
- Ar1 to Ar4 and R1 to R10 are the same as or different from each other, and each independently hydrogen;
- deuterium;
- a cyano group;
- a halogen group;
- a silyl group;
- a boron group;
- a substituted or unsubstituted alkyl group;
- a substituted or unsubstituted alkoxy group;
- a substituted or unsubstituted cycloalkyl group;
- a substituted or unsubstituted aryl group;
- a substituted or unsubstituted alkylamine group;
- a substituted or unsubstituted arylamine group;
- a substituted or unsubstituted heteroarylamine group;
- or a substituted or unsubstituted heterocyclic group, or adjacent substituents bond to each other to form a substituted or unsubstituted ring.
32 more elements
A heterocyclic compound represented by the following Chemical Formula 1-1:
- wherein, in Chemical Formula 1-1,
- Y is Si,
- R11 and R12 are the same as or different from each other, and each independently hydrogen;
- deuterium;
- a cyano group;
- a halogen group;
- a silyl group;
- a boron group;
- a substituted or unsubstituted alkyl group;
- a substituted or unsubstituted alkoxy group;
- a substituted or unsubstituted cycloalkyl group;
- a substituted or unsubstituted aryl group;
- a substituted or unsubstituted alkylamine group;
- a substituted or unsubstituted arylamine group;
- a substituted or unsubstituted heteroarylamine group;
- or a substituted or unsubstituted heterocyclic group;
- X1 and X4 are N;
- X2 and X3 are O;
- and
- R21, R22, Ar1 to Ar4 and R1 to R10 are the same as or different from each other, and each independently hydrogen;
- deuterium;
- a cyano group;
- a halogen group;
- a silyl group;
- a boron group;
- a substituted or unsubstituted alkyl group;
- a substituted or unsubstituted alkoxy group;
- a substituted or unsubstituted cycloalkyl group;
- a substituted or unsubstituted aryl group;
- a substituted or unsubstituted alkylamine group;
- a substituted or unsubstituted arylamine group;
- a substituted or unsubstituted heteroarylamine group;
- or a substituted or unsubstituted heterocyclic group, or adjacent substituents bond to each other to form a substituted or unsubstituted ring.
30 more elements
Dependencies are inferred from the claim text.