Electroluminescent device with anthracene derivatives hole transport layer
AssigneeEastman Kodak Company
InventorsJianmin Shi, Ching W. Tang, Kevin P. Klubek
Life of this patent
Estimating the term…
Abstract
An organic multilayer electroluminescent device including an anode and cathode, and including therebetween a hole transport layer; and an electron transport layer disposed in operative relationship with the hole transport layer; wherein the hole transport layer includes an organic compound having the formula: wherein: substituents R1, R2, R3 and R4 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms; aryl or substituted aryl of from 5 to 20 carbon atoms; or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms; or fluorine, chlorine, bromine; or cyano group.
Claims11
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer does not include an aromatic amine and comprises an organic compound having the formula:
- wherein:
- substituents R1, R2, R3, and R4, are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer includes an organic compound having the formula:
- wherein:
- substituents R1, R2, R3 and R4, are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer comprises an organic compound having the formula:
- wherein:
- substituents R1, R2, R3, R4, R5, and R6 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer comprises an organic compound having the formula:
- wherein:
- substituents R1, R2, R3, and R4 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer comprises an organic compound having the formula:
- wherein:
- substituents R1, R2, R3, R4, and R5 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer comprises an organic compound having the formula;
- wherein:
- substituents R1, R2, R3, R4, and R5 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer comprises an organic compound having the formula:
- wherein:
- substituents R1, R2, R3, and R4 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer comprises an organic compound having the formula:
- wherein:
- substituents R1, R2, R3, R4 and R5 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbons atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer comprises an organic compound having the formula:
- wherein:
- substituents R1, R2, R3, and R4 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer comprises an organic compound having the formula:
- wherein:
- substituents R1, R2, R3, and R4 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
An organic multilayer electroluminescent device including an anode and cathode, and comprising therebetween:
- a hole transport layer;
- and
- an electron transport layer disposed in operative relationship with the hole transport layer;
- wherein:
- the hole transport layer comprises an organic compound selected from the group consisting of:
- wherein:
- substituents R1, R2, R3, R4, R5, and R6 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms;
- aryl or substituted aryl of from 5 to 20 carbon atoms;
- or heteroaryl or substituted heteroaryl of from 5 to 24 carbon atoms;
- or fluorine, chlorine, bromine;
- or cyano group.
Dependencies are inferred from the claim text.