Invention Grant
- Patent Title: Light-emitting element, light-emitting device, and electronic device
-
Application No.: US15468429Application Date: 2017-03-24
-
Publication No.: US10937981B2Publication Date: 2021-03-02
- Inventor: Tsunenori Suzuki , Satoshi Seo
- Applicant: Semiconductor Energy Laboratory Co., Ltd.
- Applicant Address: JP Kanagawa-ken
- Assignee: Semiconductor Energy Laboratory Co., Ltd.
- Current Assignee: Semiconductor Energy Laboratory Co., Ltd.
- Current Assignee Address: JP Kanagawa-ken
- Agency: Husch Blackwell LLP
- Priority: JPJP2006-155159 20060602
- Main IPC: H01L27/15
- IPC: H01L27/15 ; H01L31/12 ; H01L33/00 ; H01L51/50 ; H01L51/00 ; H01L51/52

Abstract:
A light-emitting element is provided, including a first electrode and a second electrode, a first layer including first and second organic compounds, the first layer being formed between the first electrode and the second electrode wherein the first organic compound is capable of emitting a first light and the second organic compound has an electron transporting property, and a second layer including third and fourth organic compounds, the second layer being formed between the first layer and the second electrode wherein the third organic compound is capable of emitting a second light and has an electron trap property and the fourth organic compound has an electron transporting property.
Public/Granted literature
- US20170256732A1 Light-Emitting Element, Light-Emitting Device, and Electronic Device Public/Granted day:2017-09-07
Information query
IPC分类: