| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a positive electrode active substance which excels in high-rate property and output property and to provide a manufacturing method for the same. <P>SOLUTION: The manufacturing method for the positive electrode active substance of a secondary battery includes a mixing process for adding and mixing resin material to raw material for composing the positive electrode active substance 100 and a calcination process for calcinating the mixture and forming secondary particles 20 composed of aggregated primary particles 10 containing the positive electrode active substance. In this case, pores 30 are formed between the primary particles 10 which are aggregated by calcining the mixed resin material in the calcination process. <P>COPYRIGHT: (C)2010,JPO&INPIT |
