METHOD OF PREPARIG NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY NEGATIVE ACTIVE MATERIAL PREPARED BY SAME AND RECHARGEABLE LITHIUM BATTERY INCLUDING NEGATIVE ACTIVE MATERIAL

摘要

A method for manufacturing a negative active material for a lithium secondary battery, a negative active material for a lithium secondary battery prepared by the method, and a lithium secondary battery including the same, wherein the method for preparing a negative active material for a lithium secondary battery includes a negative active material precursor containing Si (粗) A method for producing a negative active material for a lithium secondary battery comprising the step of coating with crude tar and heat-treating the obtained coating product, wherein the crude tar contains 20 wt% of a low molecular weight component that can be removed by a distillation process It is included in the following content.