Cathode active material and lithium secondary battery containing them

• Main Authors: SHIN YOUNGJOON, LEE EUN JU, RYU JI HEON, HYUN JUNG EUN, LEE JAEPIL, KIM MIN SU
• Format: Patent
• Language: English
• Published: 20.04.2010
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

Provided is a non-aqueous electrolyte-based, high-power lithium secondary battery having a long service life and superior safety at both room temperature and high temperature, even after repeated high-current charging and discharging. The battery comprises a mixture of a lithium/manganese spinel oxi...