COMPLEX ALUMINUM AND RARE EARTH ELEMENTS OXIDE AND METHOD FOR ITS PRODUCTION Russian patent published in 2021 - IPC C09K11/64 

Abstract RU 2746650 C1

FIELD: chemistry.

SUBSTANCE: invention relates to chemical technology, specifically to the technology of inorganic phosphors used in the manufacture of LED systems, as well as fluorescent detectors for radiation dosimetry and radiotherapy. A complex aluminum and rare earth elements (REE) oxide of the composition (Al1-x-yEuxTby)2O3, where 0.005≤x≤0.015 and 0.01≤y≤0.02, is described as a white luminescent phosphor, as well as a method for producing complex aluminum oxide of rare earth elements (REE).

EFFECT: development of a white luminescent phosphor based on aluminum oxide in order to expand the range of phosphors that provide a spectrum close to the spectrum of solar radiation.

2 cl, 1 dwg, 1 tbl, 3 ex

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RU 2 746 650 C1

Authors

Krasilnikov Vladimir Nikolaevich

Baklanova Inna Viktorovna

Dates

2021-04-19Published

2020-09-11Filed