SÉPARATEUR AYANT UNE COUCHE DE REVÊTEMENT D'UN COMPOSITE CONTENANT DU LITHIUM, BATTERIE RECHARGEABLE AU LITHIUM LE COMPRENANT ET PROCÉDÉ DE FABRICATION D'UNE MÊME BATTERIE RECHARGEABLE

摘要

Provided is a separator including: a porous polymer substrate having a plurality of pores; and a coating layer of lithium-containing composite formed on at least one surface of the porous polymer substrate, and including a plurality of lithium-containing composites and a binder positioned on the whole or a part of the surface of the lithium-containing composites to connect the lithium-containing composites with each other and fix them, wherein the lithium-containing composite includes a lithiated compound and a passivation film formed on the surface of the lithiated compound, and the passivation film is a solid electrolyte interface (SEI). A lithium secondary battery including the separator and a method for manufacturing the lithium secondary battery are also provided.