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AssigneesChi Mei Optoelectronics Corp., National Tsing Hua University
InventorsChien-Hong CHENG, Tai-Yen CHEN, Hung-Hsin SHIH, Chien-Te WU, Kuan-Che WANG, Ching-In Wu, Huai-Ting Shih
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An iridium complex is disclosed, which has a structure represented by the following formula (I): wherein each of Z1 and Z3 represents an atomic group for forming a nitrogen-containing heteroaryl group or a nitrogen-containing heterocycloalkenyl group; Z2 represents an atomic group for forming an aryl group, a heteroaryl group, a cycloalkenyl group or a heterocycloalkenyl group; Y represents an atomic group for forming a 5-membered nitrogen-containing heterocycloalkenyl group; each of R1, R2, R3 and R4 represents a hydrogen atom or a substituent; m is 1 or 2; a, b and d is 0 or any positive integer; and c is an integer of from 0 to 2.
-3. (canceled)
The light-emitting material according to claim 1, wherein the aryl group is selected from the group consisting of a phenyl group, a naphthyl group, a diphenyl group, an anthryl group, a pyrenyl group, a phenanthryl group and fluorene.
The light-emitting material according to claim 1, wherein the cycloalkenyl group is selected from the group consisting of cyclohexene, cyclohexadiene, cyclopentene and cyclopentadiene.
The light-emitting material according to claim 1, wherein the heterocycloalkenyl group is selected from the group consisting of pyrane, pyrroline, furan, benzofuran, thiophene, benzothiophene, pyridine, quinoline, isoquinoline, pyrazine, pyrimidine, pyrrole, pyrazole, imidazole, indole, thiazole, isothiazole, oxazole, isoxazole, benzothiazole, benzoxazole, 1,2,4-triazole, 1,2,3-triazole, tetraazole, and phenanthroline.
-8. (canceled)
The light-emitting material according to claim 1, wherein the compound is represented by following formulas II-7, II-8, II-9, II-10, II-11, II-12, II-13, II-14, II-15, II-16, II-17, II-18, II-19, II-20, II-21, II-22, II-23, II-24, II-25, II-26, II-27, II-28, II-29 or II-30;
A light-emitting material comprising a compound represented by a following formula (III):
-19. (canceled)
The OLED device according to claim 17, wherein the aryl group is selected from the group consisting of a phenyl group, a naphthyl group, a diphenyl group, an anthryl group, a pyrenyl group, a phenanthryl group and fluorene.
The OLED device according to claim 17, wherein the cycloalkenyl group is selected from the group consisting of cyclohexene, cyclohexadiene, cyclopentene and cyclopentadiene.
The OLED device according to claim 17, wherein the heterocycloalkenyl group is selected from the group consisting of pyrane, pyrroline, furan, benzofuran, thiophene, benzothiophene, pyridine, quinoline, isoquinoline, pyrazine, pyrimidine, pyrrole, pyrazole, imidazole, indole, thiazole, isothiazole, oxazole, isoxazole, benzothiazole, benzoxazole, 1,2,4-triazole, 1,2,3-triazole, tetraazole, and phenanthroline.
-24. (canceled)
The OLED device according to claim 17, wherein the emitter layer includes the compound represented by following formulas II-7, II-8, II-9, II-10, II-11, II-12, II-13, II-14, II-15, II-16, II-17, II-18, II-19, II-20, II-21, II-22, II-23, II-24, II-25, II-26, II-27, II-28, II-29 or II-30:
-27. (canceled)
The OLED device according to claim 17, wherein the electroluminescent region further includes a hole transfer layer interposed between the anode and the emitter layer, and the hole transfer layer comprises a compound represented by a following structural formula of H1 or H2:
-30. (canceled)
An OLED device which includes an anode, a cathode and an electroluminescent region interposed between the anode and the cathode, wherein the electroluminescent region includes an emitter layer comprising a phosphorescent iridium complex represented by a following formula (III):
Dependencies are inferred from the claim text.