Method for manufacturing light extraction substrate for organic light emitting element, light extraction substrate for organic light emitting element, and organic light emitting element including same
US9893320B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 29, 2015 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Dec 29, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
Abstract
The present invention relates to a method for manufacturing a light extraction substrate for an organic light emitting element, a light extraction substrate for an organic light emitting element, and an organic light emitting element that includes the same and, more specifically, to a method for manufacturing a light extraction substrate for an organic light emitting element, a light extraction substrate for an organic light emitting element, and an organic light emitting element that includes the same, which can enhance the light extraction efficiency of an organic light emitting element and, in particular, can reduce the process cost. To this end, the present invention provides the method for manufacturing a light extraction substrate for an organic light emitting element, the light extraction substrate for an organic light emitting element, and the organic light emitting element that includes the same, the method comprising: a mixture preparation step for preparing a mixture by mixing a plurality of thermoplastic polymers in a metal oxide nano-dispersion solution; a mixture coating step for coating the mixture on a base substrate; and a mixture firing step for firing the coated …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.