Production of polyolefin microporous membrane

A process for preparing the millipore polyolefin membrane includes such steps as fusing polyolefin resin, mixing it with solvent, extruding out, cooling to become thick sheet, preheating, calendaring, bi-directional stretching to obtain film, eluting out solvent and heat treating.

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Bibliographic Details
Main Author MINGJUN,YOU LUO
Format Patent
LanguageEnglish
Published 15.03.2006
Subjects
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TRANSPORTING
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Summary:A process for preparing the millipore polyolefin membrane includes such steps as fusing polyolefin resin, mixing it with solvent, extruding out, cooling to become thick sheet, preheating, calendaring, bi-directional stretching to obtain film, eluting out solvent and heat treating.
Bibliography:Application Number: CN2004151437