Electroluminescent device comprising a target film comprising a small molecular layer and a large molecular layer and method for fabricating the same, display panel and display device
US11706935B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Mar 8, 2019 |
| Grant date | Jul 18, 2023 |
| Priority date | — |
| Expiry date | Jul 5, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/40
Abstract
An electroluminescent device, a method for fabricating the same, a display panel, and a display device are disclosed. The electroluminescent device includes a hole inject layer, a hole transport layer, an electron transport layer, and an electron inject layer. At least one of the hole inject layer, the hole transport layer, the electron transport layer, and electron inject layer is a target film including a small molecular layer and a large molecular layer which are arranged in a stacked manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.