18730120. LITHIUM ION BATTERY (Panasonic Intellectual Property Management Co., Ltd.)
LITHIUM ION BATTERY
Organization Name
Panasonic Intellectual Property Management Co., Ltd.
Inventor(s)
LITHIUM ION BATTERY
This abstract first appeared for US patent application 18730120 titled 'LITHIUM ION BATTERY
Original Abstract Submitted
A lithium ion battery having a high capacity and improved rapid charging performance is provided. A lithium ion battery according to an aspect of the present disclosure is provided with a positive electrode, a negative electrode, and a non-aqueous electrolyte. The negative electrode has a negative electrode core body, a first negative electrode mixture layer formed on the surface of the negative electrode core body, and a second negative electrode mixture layer formed on the surface of the first negative electrode mixture layer. The first negative electrode mixture layer includes a first negative electrode active material that includes graphite. The second negative electrode mixture layer includes a second negative electrode active material that includes at least one selected from the group consisting of metals that bind to lithium, alloys that bind to lithium, and compounds that bind to lithium.