Electrode composite material, method for making the same, and lithium ion battery using the same

摘要

A cathode composite material includes a cathode active material particle having a surface and a continuous aluminum phosphate layer. The continuous aluminum phosphate layer is coated on the surface of the cathode active material particle. The present disclosure also relates to a lithium ion battery including the cathode composite material.

主权项

1. A lithium ion battery comprising:
an anode electrode comprising an anode composite material comprising a plurality of anode active material particles and a first continuous aluminum phosphate layer coated on a surface of each of the plurality of anode active material particles; a cathode electrode comprising a cathode composite material comprising a plurality of cathode active material particles and a second continuous aluminum phosphate layer coated on a surface of each of the plurality of cathode active material particles; and a non-aqueous electrolyte disposed between the cathode electrode and the anode electrode, wherein a material of the plurality of cathode active material particles is a layered type lithium cobalt oxide.