Patent ID: 6716556
Filing Date: 2004-04-06
Classification: H01M,Y02E

Abstract:
A nonaqueous electrolyte rechargeable battery including a positive electrode, a negative electrode and a nonaqueous electrolyte; said positive electrode comprising a molybdenum metal oxide deposited, in the form of a thin film by CVD, sputtering, vacuum deposition, or spraying process, on an aluminum-containing substrate and represented by the formula Mo1âˆ’xMxO2+y where M is at least one element selected from the group consisting of Ni, Co, Mn, Fe, Cu, Al, Mg, W, Sc, Ti, Zn, Ga, Ge, Nb, Rh, Pd and Sn, x satisfies the relationship 0.005&lE;x&lE;0.5, and y satisfies the relationship 0.6&lE;y&lE;1.2; andwherein said substrate has a surface roughness Ra in the range of 0.001 &mgr;m or greater.