Quantum dot composition, light emitting element and display device including the same
US11895856B2 · kind B2 · utility
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4References
8Claims
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Key dates
| Filing date | Jun 8, 2020 |
| Grant date | Feb 6, 2024 |
| Priority date | — |
| Expiry date | Oct 2, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A quantum dot composition includes a quantum dot, a ligand to bind to a surface of the quantum dot, an additive having an amine group, and a precursor comprising an organometallic compound, the composition forming a modified quantum dot having a reformed surface characteristic. A light emitting element including the modified quantum dot may have improved lifespan, luminous efficiency, and material stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.