| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a positive current collector excellent in productivity. <P>SOLUTION: The positive current collector 10 is composed of a conductive layer 14 with conductivity laminated on a base material 12 made of aluminum or aluminum alloy, and the base material 12 has a surface oxidized film 16 on an interface between the base material body and the conductive layer 14 and the thickness of the surface oxidized film 16 is 3 nm or less. <P>COPYRIGHT: (C)2010,JPO&INPIT |
