Patent ID: 7226700
Filing Date: 2007-06-05
Classification: H01M,Y02E

Abstract:
1. An anode, comprising: an anode current collector having a projection on a substrate; and an anode active material layer including at least one kind selected from the group consisting of tin (Sn) and compounds thereof, and being formed on the anode current collector, and being alloyed with the anode current collector in at least a portion of an interface with the anode current collector, wherein the projection includes a first projection having at least one kind selected from the group consisting of copper (Cu), iron (Fe), nickel (Ni), cobalt (Co), manganese (Mn), titanium (Ti), molybdenum (Mo) and compounds thereof, and a second projection having at least one kind selected from the group consisting of aluminum (Al), zinc (Zn), silver (Ag), gold (Au), germanium (Ge), indium (In) and compounds thereof.