Organic electroluminescent device and method of manufacture thereof
US6416888B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2000 |
| Grant date | Jul 9, 2002 |
| Priority date | — |
| Expiry date | Sep 27, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/26
Abstract
An organic EL device having a low driving voltage and exhibiting high luminous brightness and superior durability, and a method of manufacturing the same. The organic EL device has an anode layer, an organic light-emitting layer, and a cathode layer. An inorganic thin layer, comprising an inorganic compound of Ge, Sn, Zn, Cd, etc. and an inorganic compound of an element of Group 5A to Group 8 in the periodic table in combination, is provided between the anode layer and the organic light-emitting layer and between the cathode layer and the organic light-emitting layer, or the anode layer or the cathode layer comprises a chalcogenide of Si, Ge, Sn, Pb, Ga, In, Zn, Cd, Mg, etc. and an inorganic compound of an element of Group 5A to Group 8 in the periodic table in combination.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.