Organic EL element having a protective layer
US7719184B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Jul 28, 2006 |
| Grant date | May 18, 2010 |
| Priority date | — |
| Expiry date | Nov 18, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
Abstract
Provided is an organic EL element including: a first electrode 13; a protection layer 15 that is formed on the first electrode 13 and has an opening portion through which the first electrode 13 is exposed; an insulation layer 17 that is formed on the protection layer 15; an organic layer 19 that is formed over the insulation layer 17 and the first electrode 13 exposed through the opening portion, and includes an emission layer; and a second electrode 21 formed on the organic layer 19, wherein a film thickness of the protection layer 15 is less than that of the organic layer 19.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.