Method for preparing rare earth fluoride nanoparticles
US9327993B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Jun 21, 2010 |
| Grant date | May 3, 2016 |
| Priority date | — |
| Expiry date | Jun 13, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2004/64
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates to a method for preparing nanoparticles at least partially consisting of rare earth fluoride, characterized in that said fluoride is produced, in a solution, from a salt of the corresponding rare earth element and from a charge-transfer complex of formula (I), where Ra, Rb, and Rc are as defined in claim 1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.