Lithium nickel manganese oxygen composite cathode material and preparation method thereof
A composite cathode material, lithium nickel manganese oxide technology, applied in battery electrodes, electrical components, circuits and other directions, can solve the problems of limited application, toxic pollution of the environment, unfavorable practical application, etc., to achieve the effect of improving cycle stability
Inactive Publication Date: 2012-01-18
CHERY AUTOMOBILE CO LTD
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The invention relates to a lithium nickel manganese oxygen composite cathode material and a preparation method thereof; the preparation method comprises the following steps: weighing Ni0.5Mn1.5(OH)4 and Li2CO3 according to a stoichiometric ratio of LiNi0.5Mn1.5O4; performing ball milling mixing of Ni0.5Mn1.5(OH)4 and Li2CO3; sintering Ni0.5Mn1.5(OH)4 and Li2CO3 after ball milling mixing to prepare LiNi0.5Mn1.5O4; performing ball milling and well mixing of LiNi0.5Mn1.5O4, a conductive agent, and a carbon source precursor; sintering the LiNi0.5Mn1.5O4, the conductive agent, and the carbon source precursor to prepare the lithium nickel manganese oxygen composite cathode material.
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