| 摘要 |
Disclosed is a cathode active material for secondary batteries in which a carboxymethyl cellulose derivative is coated on surfaces of particles of a lithium transition metal oxide having the formula Li x M y O 2 where M: Ni a Mn b Co c wherein 0‰¤a‰¤0.9, 0‰¤b‰¤0.9, 0‰¤c‰¤0.5, and 0.85‰¤a+b+c‰¤1.05 and x+y = 2, wherein 0.95‰¤x‰¤1.15. |
