ACTIVE MATERIAL OF A POSITIVE ELECTRODE AND A METHOD FOR PRODUCTION THEREOF, A POSITIVE ELECTRODE PLATE, A SECONDARY BATTERY, A BATTERY MODULE, A BATTERY PACK AND A POWER-CONSUMING DEVICE Russian patent published in 2024 - IPC H01M4/36 H01M10/525 

FIELD: lithium battery technology.

SUBSTANCE: group of inventions relates to an active material of a positive electrode and a method for production thereof, a positive electrode plate containing an active material of a positive electrode, a secondary battery, battery module, battery pack and power-consuming device. Active material of positive electrode contains Li_aA_xMn_1−yB_yP_1−zC_zO_4−nD_n, where A provides one or more, selected from group IA, group IIA, group IIIA, group IIB, group VB and group VIB; B provides one or more, selected from group IA, group IIA, group IIIA, group IVA, group VA, group IIB, group IVB, group VB, group VIB and group VIII; C provides one or more, selected from group IIIA, group IVA, group VA and group VIA; D provides one or more, selected from group VIA and group VIIA; a is selected from range from 0.85 to 1.15; x is selected from range from 0 to 0.1; y is selected from range from 0.001 to 0.999; z is selected from range from 0 to 0.5; n is selected from range from 0 to 0.5.

EFFECT: improved cycling characteristics and resistance to high temperatures of the secondary battery.

86 cl, 10 dwg, 34 tbl