Separation for a lithium ion secondary battery, method for producing the same, and a lithium ion secondary battery using the same

This invention discloses a separator for a lithium secondary battery, method for producing thereof, and a lithium ion secondary battery using the thereof. The separator comprises a porous film including a polyolefin resin; and a coating solution coated on the porous film and containing a nonflammabl...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	ROH WHANJIN
Format:	Patent
Sprache:	eng
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:	This invention discloses a separator for a lithium secondary battery, method for producing thereof, and a lithium ion secondary battery using the thereof. The separator comprises a porous film including a polyolefin resin; and a coating solution coated on the porous film and containing a nonflammable compound and an adhesive resin for fixing the nonflammable compound. The lithium ion secondary battery manufactured by this invention provide an improved safety and better electrochemical performance such as charge/discharge characteristics and cycle life.