Bipolar compound and organic electroluminescent device employing the same
AssigneeIndustrial Technology Research Institute
InventorsChin-Hsien CHEN, Lun-Chia HSU, Chien-Hong CHENG
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Abstract
The present disclosure relates to a bipolar compound represented by the following formula (I); and an organic luminescent diode device containing the same. wherein A represents a phenyl, a biphenyl, or a terphenyl group; and Ra, Rb, and Rc are independently selected from a group consisting of a hydrogen, a halo, a cyano, a trifluoromethyl, an amino, a C1-C10 alkyl, a C2-C10 alkenyl, a C2-C10 alkynyl, a C3-C20 cycloalkyl, a C3-C20 cycloalkenyl, a C1-C20 heterocyclic alkyl, a C1-C20 hetercyclic alkenyl, an aryl, and a heteroaryl groups.
Claims16
A bipolar compound represented by the following formula (I):
- wherein A represents phenyl, biphenyl, or terphenyl group;
- and
- Ra, Rb, and Rc are independently selected from a group consisting of hydrogen, halo, cyano, trifluoromethyl, amino, C1-C10 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C3-C20 cycloalkyl, C3-C20 cycloalkenyl, C1-C20 heterocyclic alkyl, C1-C20 hetercyclic alkenyl, aryl, and heteroaryl group.
An organic luminescent diode device comprising:
- a pair of electrodes;
- and
- an electroluminescent element, disposed between said pair of electrodes;
- wherein said electroluminescent element comprises a compound having the following formula (I):
- wherein A represents phenyl, biphenyl, or terphenyl group;
- Ra, Rb, and Rc are independently selected from a group consisting of hydrogen, halo, cyano, trifluoromethyl, amino, C1-C10 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C3-C20 cycloalkyl, C3-C20 cycloalkenyl, C1-C20 heterocyclic alkyl, C1-C20 hetercyclic alkenyl, aryl, and heteroaryl group.
An organic electroluminescent diode device comprising:
- a pair of electrodes;
- and
- an electroluminescent element disposed between said pair of electrodes;
- wherein said electroluminescent element comprises an emission layer and said emission layer comprises a dopant material and a compound having the following formula (I) as a host material:
- wherein A represents phenyl, biphenyl, or terphenyl group;
- Ra, Rb, and Rc are independently selected from a group consisting of hydrogen, halo, cyano, trifluoromethyl, amino, C1-C10 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C3-C20 cycloalkyl, C3-C20 cycloalkenyl, C1-C20 heterocyclic alkyl, C1-C20 hetercyclic alkenyl, aryl, and heteroaryl group.
Dependencies are inferred from the claim text.