| abstract |
A method of making a negative electrode active material is provided, A) mixing an aqueous solution of a carbon material, an organic polymer and a Sn-containing compound to obtain a first mixture; B) adding the complexing agent to the first mixture with stirring to obtain a second mixture; C) adding a reducing agent to the second mixture to react to obtain a reaction product; And D) filtering the reaction product, washing and drying to obtain a negative electrode active material. In addition, a lithium ion battery comprising a negative electrode material comprising a negative electrode active material and a negative electrode material is provided. |