19010217. SECONDARY BATTERY AND APPARATUS CONTAINING THE SAME (CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED)
SECONDARY BATTERY AND APPARATUS CONTAINING THE SAME
Organization Name
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Inventor(s)
Xiaobin Dong of Ningde City CN
Jiazheng Wang of Ningde City CN
SECONDARY BATTERY AND APPARATUS CONTAINING THE SAME
This abstract first appeared for US patent application 19010217 titled 'SECONDARY BATTERY AND APPARATUS CONTAINING THE SAME
Original Abstract Submitted
This application discloses a secondary battery and an apparatus containing the secondary battery. The secondary battery secondary battery includes an electrode assembly including a cell and tabs extending from the cell, the cell includes a negative electrode plate, the negative electrode plate includes a negative current collector and a negative electrode film arranged on at least one surfaces of the negative current collector and including a negative active material, wherein the negative active material includes artificial graphite including secondary particles; and the cell satisfies 5 cm≤0.5×√{square root over (a+b)}≤15 cm, and a≤15 cm, wherein a is the maximum size of the cell in the direction that the tabs extend, in cm; and b is the maximum size of the cell in a direction perpendicularly intersecting with the direction that the tabs extend, in cm.