Organic light emitting device and method of manufacturing the same
US9905800B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2015 |
| Grant date | Feb 27, 2018 |
| Priority date | — |
| Expiry date | Jan 21, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
Abstract
An organic light-emitting display apparatus includes an organic light-emitting device including a first electrode, an intermediate layer including a light-emitting layer, and a second electrode; an organic barrier layer on the second electrode of the organic light-emitting device and having a first side facing the organic light-emitting device and a second side facing in an opposite direction from the first side; a buffer layer contacting the second side of the organic barrier layer; and a first inorganic barrier layer on the second side of the organic barrier layer with the buffer layer therebetween, wherein a water vapor transmission rate of the buffer layer is greater than 10−2 g/(cm2·day).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.