SEPARATOR FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

Disclosed are a separator (113) for a rechargeable lithium battery (100) includes a porous substrate (11) and a coating layer (10) disposed on at least one surface of the porous substrate (11), wherein the coating layer (10) includes a heat resistant binder (not shown) including a (meth)acryl-based...

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Bibliographische Detailangaben
Hauptverfasser:	Kim, Yongkyoung, Choi, Hyeonsun, Kim, Yangseob, Lee, Jungyoon
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:	Disclosed are a separator (113) for a rechargeable lithium battery (100) includes a porous substrate (11) and a coating layer (10) disposed on at least one surface of the porous substrate (11), wherein the coating layer (10) includes a heat resistant binder (not shown) including a (meth)acryl-based copolymer including a first structural unit and a second structural unit, the first structural unit being a (meth)acrylamide and the second structural unit being a structural unit of a (meth)acrylic acid, a (meth)acrylate, a (meth)acrylonitrile, a (meth)acrylamido sulfonic acid, a (meth)acrylamido sulfonate salt, or a combination thereof; polyethylene particles (2); and first inorganic particles (1), and a particle size of the first inorganic particles (1) is larger than a particle size of the polyethylene particles (2), and a rechargeable lithium battery (100) including the same.