Cadmium free quantum dots
US11142685B2 · kind B2 · utility
8Cited by
1References
31Claims
0Family size
Assignee
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Key dates
| Filing date | Jan 11, 2019 |
| Grant date | Oct 12, 2021 |
| Priority date | — |
| Expiry date | Jan 26, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2202/36
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A cadmium free quantum dot not including cadmium and including: a semiconductor nanocrystal core comprising indium and phosphorous, a first semiconductor nanocrystal shell disposed on the semiconductor nanocrystal core and comprising zinc and selenium, and a second semiconductor nanocrystal shell disposed on the first semiconductor nanocrystal shell and comprising zinc and sulfur, a composition and composite including the same, and an electronic device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.