Light-emitting material and light-emitting device
US11702590B2 · kind B2 · utility
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Key dates
| Filing date | Apr 24, 2019 |
| Grant date | Jul 18, 2023 |
| Priority date | — |
| Expiry date | Apr 14, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB82Y40/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A light emitting material includes: luminescent nanoparticles; and an ionic crystal containing an anionic component represented by formula (1) below. In the formula, R1 and R2 each independently denote a fluorine atom or a fluoroalkyl group, or R1 and R2 each denote a fluoroalkylene group to be connected to each other to form a ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.