Invention Application
- Patent Title: ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
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Application No.: US17692444Application Date: 2022-03-11
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Publication No.: US20220216421A1Publication Date: 2022-07-07
- Inventor: Chuanjun XIA , Raymong KWONG , Ken-Tsung Wong , Ming-Cheng KUO
- Applicant: UNIVERSAL DISPLAY CORPORATION
- Applicant Address: US NJ Ewing
- Assignee: UNIVERSAL DISPLAY CORPORATION
- Current Assignee: UNIVERSAL DISPLAY CORPORATION
- Current Assignee Address: US NJ Ewing
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07D401/14 ; C07D403/14 ; C07D405/14 ; C07D409/14
Abstract:
Novel organic compounds comprising a bicarbazole core are provided. In particular, the compounds has a 3,3′-bicarbazole core substituted at the 9-position with a triazine or pyrimidine. The compounds may be used in organic light emitting devices to provide devices having improved efficiency and improved lifetime.
Information query
IPC分类:
