Berzelius (hefei) Co., Ltd.

Berzelius (nanjing) Co., Ltd.

Hebao Zhang

Fang Wang

Zhe Li

Shu Luo

Cen Wang

Daosong Zha

An anode active material for batteries including anode active substance particles that include a silicon oxide compound. The anode active substance particles includes lithium and a non-lithium doping metal, where the non-lithium doping metal includes a metal Mincluding one or more of titanium, magnesium, zirconium, zinc, aluminum, yttrium and calcium, and the content of the non-lithium doping metal in the anode active material is 0.01-20 wt %, for example 0.05-15 wt %, in another example 0.1-10 wt %, and in still another example 0.1-5 wt %. The anode active material has high water tolerance, and a secondary battery prepared from the anode active material has the advantages of high capacity, high coulombic efficiency and long cycle life.

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Jiangsu, China

Hebao Zhang