| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a positive electrode active material superior in rate characteristics, and a secondary battery using it. <P>SOLUTION: This is the positive electrode active material of which the surface is coated by one or more of coating materials selected from aluminum oxide, zirconium oxide, titanium oxide, boron oxide, silicon oxide, and lithium salts of them. <P>COPYRIGHT: (C)2008,JPO&INPIT |
