Invention Grant
- Patent Title: Electroluminescent efficiency
- Patent Title (中): 电致发光效率
-
Application No.: US12725162Application Date: 2010-03-16
-
Publication No.: US08449990B2Publication Date: 2013-05-28
- Inventor: Raymond Kwong , David Knowles , Bin Ma , Xiao-Chang Charles Li , William Ceyrolles
- Applicant: Raymond Kwong , David Knowles , Bin Ma , Xiao-Chang Charles Li , William Ceyrolles
- Applicant Address: US NJ Ewing
- Assignee: Universal Display Corporation
- Current Assignee: Universal Display Corporation
- Current Assignee Address: US NJ Ewing
- Agency: Kenyon & Kenyon LLP
- Main IPC: H01L51/54
- IPC: H01L51/54 ; C09K11/06
Abstract:
An organic light emitting device is provided. The device has an anode, a cathode, and an emissive layer disposed between the anode and the cathode. The emissive layer further includes a molecule of Formula I (shown below) wherein an alkyl substituent at position R′5 results in high efficiency and operational stability in the organic light emitting device.
Public/Granted literature
- US20100176390A1 ELECTROLUMINESCENT EFFICIENCY Public/Granted day:2010-07-15
Information query
IPC分类:
