| abstract |
A high-capacity lithium ion battery containing a metal-based conductive material, including a positive electrode piece, a negative electrode piece, a separator, an electrolyte, a binder, and a sealing material, wherein the conductive material of the positive electrode piece is a metal carbide , Metal boride or metal nitride, the conductive material of the negative electrode piece includes metal carbide, metal boride or metal nitride, and the metal carbide is titanium carbonitride, tungsten carbide, titanium carbide, vanadium carbide, carbonized Tantalum, tungsten carbide and titanium carbide eutectic, the metal boride is molybdenum boride, tungsten boride or vanadium boride, and the metal nitride is titanium nitride, tungsten nitride or tantalum nitride. The conductive material of the positive electrode piece may further include a metal powder, the conductive material of the negative electrode piece may include a metal powder, and the metal powder is a nickel powder, a copper powder, or a chromium powder. [Selection figure] None |