The present invention relates to; a coextrusion film comprising a substrate film comprising a first resin layer and a second resin layer having different melt viscosity; and a preparation method of a polymer film comprising a substrate film forming step comprising a coextrusion step for a first resin and a second resin having different melt viscosity.

    본 발명은 상이한 용융 점도를 갖는 제1수지층 및 제2수지층을 포함한 기재 필름을 포함한 공압출 필름과, 상이한 용융 점도를 갖는 제1수지 및 제2수지를 공압출하는 단계를 포함한 기재 필름 형성 단계를 포함하는 고분자 필름의 제조 방법에 관한 것이다.


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    Titel :

    COEXTRUSION FILM AND PREPARATIOM METHOD OF POLYMER FILM


    Weitere Titelangaben:

    공압출 필름 및 고분자 필름의 제조 방법


    Beteiligte:
    KIM YUN JO (Autor:in) / CHOI DONG HYEON (Autor:in) / KIM DONG JIN (Autor:in) / KIM SI MIN (Autor:in)

    Erscheinungsdatum :

    2015-07-08


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B60C VEHICLE TYRES , Fahrzeugreifen



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