High productivity polyolefin porous separator for secondary battery and preparing method of the same

Disclosed are a polyolefin porous separator for a secondary battery and a manufacturing method thereof. In production of polyolefin porous separators for a secondary battery, a sheet with excellent thickness uniformity and color characteristics are manufactured with high productivity without problem...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	IM DONG JUN, CHO HEE WON, JUNG MIN SUK, KIM MIN JI, SON CHANG KYU, KIM KYUNG HOON, JUNG SUN YOUNG
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G BASIC ELECTRIC ELEMENTS CHEMISTRY COMPOSITIONS BASED THEREON ELECTRICITY GENERAL PROCESSES OF COMPOUNDING METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY THEIR PREPARATION OR CHEMICAL WORKING-UP WORKING-UP
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