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US 2014/0175401 A1Published application
Red phosphorescent compound and organic light emitting diode device using the same
AssigneeLG Display Co., Ltd.
InventorHyun-Cheol Jeong
Life of this patent
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Abstract
A red phosphorescent compound has the following formula: wherein is and R1 is selected from a group including C1˜C6 alkyl, C1˜C6 alkoxy, trimethylsilyl, trifluoromethyl, halogen and cyanide, and wherein each of R2, R3, R4 and R5 is independently selected from a group including hydrogen, C1˜C6 alkyl, C1˜C6 alkoxy, halogen, trimethylsilyl and trifluoromethyl.
Claims10
A red phosphorescent compound having the following formula:
- wherein
- is
- and R1 is selected from a group including C1˜C6 alkyl, C1˜C6 alkoxy, trimethylsilyl, trifluoromethyl, halogen and cyanide, and wherein each of R2, R3, R4 and R5 is independently selected from a group including hydrogen, C1˜C6 alkyl, C1˜C6 alkoxy, halogen, trimethylsilyl and trifluoromethyl.
An organic light emitting diode device, comprising:
- a first electrode;
- a second electrode facing the first electrode;
- and
- an emitting material layer between the first and second electrodes and including a red phosphorescent compound having the following formula:
- wherein
- is
- and R1 is selected from a group including C1˜C6 alkyl, C1˜C6 alkoxy, trimethylsilyl, trifluoromethyl, halogen and cyanide, and wherein each of R2, R3, R4 and R5 is independently selected from a group including hydrogen, C1˜C6 alkyl, C1˜C6 alkoxy, halogen, trimethylsilyl and trifluoromethyl.
4 more elements
10 The device according to claim 7, wherein the dopant is doped with a weight % of about 0.1 to 50.
Dependencies are inferred from the claim text.