リチウムイオン二次電池用負極、およびリチウムイオン二次電池

摘要

PROBLEM TO BE SOLVED: To provide an anode for a lithium-ion secondary battery, which is excellent in metal ion adsorbability.SOLUTION: The anode for a lithium-ion secondary battery of the present invention contains an aluminum silicate whose element molar ratio Si/Al of Si to Al is equal to or greater than 0.3 and less than 1.0.