NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE MIXTURE FOR LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY

摘要

PROBLEM TO BE SOLVED: To provide a negative electrode active material for a lithium ion secondary battery capable of providing the lithium ion secondary battery in which the charge and discharge capacity density and the charge and discharge cycle characteristics are greatly improved, a negative electrode mixture for the lithium ion secondary battery, a negative electrode for the lithium ion secondary battery and the lithium ion secondary battery.

SOLUTION: A negative electrode active material for a lithium ion secondary battery is characterized in that it contains silicon oxide represented by SiOX(0COPYRIGHT: (C)2013,JPO&INPIT