▎ 摘 要
NOVELTY - A lithium ion battery comprises cathode electrode (10) comprising first current collector (11) and cathode electrode active material layer (12), anode electrode (20) comprising second current collector and anode electrode active material layer, graphene layer first and second carbon material layer, and isolation film (30). USE - Lithium ion battery. DESCRIPTION OF DRAWING(S) - The drawing shows a first embodiment schematic diagram of lithium ion battery. Cathode electrode (10) First current collector (11) Cathode electrode active material layer (12) Anode electrode (20) Isolation film (30)