Patent ID: 6916581
Filing Date: 2005-07-12
Classification: H01M,Y02E

Abstract:
1. An electrode for a rechargeable lithium battery, comprising; a current collector layer composed of a metal incapable of alloying with Li; a layer of a metal capable of alloying with Li provided on said current collector layer as an active material layer, said metal capable of alloying with lithium being in contact with said current collector layer; a surface coating layer provided on a surface of said active material layer, opposite to the surface on which the current collector layer is provided, and composed of a metal incapable of alloying with Li or composed of an alloy of a metal incapable of alloying with Li and a metal capable of alloying with Li; and a mixed phase in which a component of said surface coating layer is mixed with a component of said active material layer formed at an interface between the surface coating layer and the active material layer.