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US 2017/0365790 A1Published application
Carbazole derivative and organic electroluminescent device
AssigneeIndustrial Technology Research Institute
InventorsPo-Sheng Wang, Jiun-Haw Lee, Man-Kit Leung, Hsin-Jen Chen, Yu-Hsuan Hsieh, Chi-Feng Lin, Tien-Lung Chiu
Life of this patent
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Abstract
A carbazole derivative is provided. The carbazole derivative is shown in formula (9):
Claims10
A carbazole derivative shown in formula (9):
- wherein, R1, R2, R31, R32, R33, R34, R35, R41, R42, R43, and R44 are independently selected from one of a hydrogen atom, a fluorine atom, a cyano group, a substituted or non-substituted straight-chain or branched-chain alkyl group, a substituted or non-substituted cycloalkyl group, a substituted or non-substituted straight-chain or branched-chain alkoxy group, a substituted or non-substituted straight-chain or branched-chain thioalkyl group, and a substituted or non-substituted straight-chain or branched-chain alkenyl group, and
- R45 is independently selected from one of a fluorine atom, a cyano group, a substituted or non-substituted straight-chain or branched-chain alkyl group, a substituted or non-substituted cycloalkyl group, a substituted or non-substituted straight-chain or branched-chain alkoxy group, a substituted or non-substituted straight-chain or branched-chain thioalkyl group, a substituted or non-substituted straight-chain or branched-chain alkenyl group, and a group shown in formula (5):
Dependencies are inferred from the claim text.