Organic EL element and method for manufacturing organic EL element
US10026795B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 20, 2015 |
| Grant date | Jul 17, 2018 |
| Priority date | — |
| Expiry date | May 20, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/3026
Abstract
An organic EL element including: a TFT substrate having a TAOS-TFT; and an organic EL unit having a lower electrode. The lower electrode includes an aluminum containing metal layer, a transition metal containing oxide layer disposed between the aluminum containing metal layer and the TFT substrate, and an aluminum containing oxide layer disposed between the aluminum containing metal layer and the transition metal containing oxide layer and in contact with both the aluminum containing metal layer and the transition metal containing oxide layer. The aluminum containing oxide layer contains aluminum oxide. The transition metal containing oxide layer contains tungsten oxide and has a density of 6.5 g/cm3 or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.