POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY

• Main Authors: MITSUMOTO Tetsuya, WASHIDA Daisuke, MATSUSHIMA Hideaki
• Format: Patent
• Language: English; French; Japanese
• Published: 08.09.2017
• Subjects: BASIC ELECTRIC ELEMENTS; CHEMISTRY; COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F; ELECTRICITY; INORGANIC CHEMISTRY; METALLURGY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

Provided is a positive electrode active material for a lithium secondary battery, said material including active particles that are represented by the general formula Li1+xMnyM1-x-yO2 (In the formula, x > 0.10, y ≥ 0.40, 1-x-y > 0.10, and M is any one or a combination of two or more elements f...