MIXED LITHIUM AND TRANSITION METAL OXIDE COATED WITH ZIRCONIUM-CONTAINING OXIDES OBTAINED BY PYROGENIC METHOD Russian patent published in 2024 - IPC H01M4/131 H01M10/525 

Abstract RU 2818523 C2

FIELD: chemistry.

SUBSTANCE: group of inventions relates to a method of producing a coated mixed oxide of lithium and a transition metal, a cathode for a lithium storage battery and a lithium storage battery containing such coated metal oxides. In the method of producing a coated mixed lithium and transition metal oxide, a mixed lithium and transition metal oxide and a pyrogenically produced zirconium dioxide and/or a pyrogenically obtained mixed oxide containing zirconium, is subjected to dry mixing by means of electric mixing plant, characterized by specific electric power of 0.05–1.5 kW per kg of mixed lithium oxide and transition metal.

EFFECT: increased capacity, characteristics, and service life at cyclic load of accumulator battery.

15 cl, 5 dwg, 2 ex

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RU 2 818 523 C2

Authors

Esken, Daniel

Herzog, Marcel

Dates

2024-05-02Published

2020-08-26Filed