The present invention relates to: a method for manufacturing a polymer film, the method including a base film forming step for co-extruding a first resin containing a polyamide-based resin and a second resin containing a copolymer including polyamide-based segments and polyether-based segments; a co-extruded film including a base film including a first resin layer containing a polyamide-based resin, and a second resin layer containing a copolymer having polyamide-based segments and polyether-based segments; to a co-extruded film including a base film including a first resin layer and a second resin layer, which have different melting points; and to a method for manufacturing a polymer film, the method including a base film forming step including a step of co-extruding a first resin and a second resin, which have different melting points.


    Access

    Download


    Export, share and cite



    Title :

    Method for manufacturing polymer film and co-extruded film


    Contributors:
    KIM YUN-JO (author) / KIM SI-MIN (author) / CHOI DONG-HYEON (author) / KIM DONG-JIN (author)

    Publication date :

    2018-06-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE , Herstellen besonderer Gegenstände aus Kunststoff oder aus Stoffen in plastischem Zustand / B29K Index-Schema für Formmassen oder Materialien für Verstärkungen, Füllstoffe oder vorgeformte Teile, z.B. Einlagen in Verbindung mit den Unterklassen B29B, B29C oder B29D , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C / 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 / B60C VEHICLE TYRES , Fahrzeugreifen



    METHOD FOR MANUFACTURING POLYMER FILM AND CO-EXTRUDED FILM

    KIM YUN-JO / KIM SI-MIN / CHOI DONG-HYEON et al. | European Patent Office | 2020

    Free access

    METHOD FOR MANUFACTURING POLYMER FILM AND CO-EXTRUDED FILM

    KIM YUN-JO / KIM SI-MIN / CHOI DONG-HYEON et al. | European Patent Office | 2016

    Free access

    METHOD FOR MANUFACTURING POLYMER FILM AND CO-EXTRUDED FILM

    KIM YUN-JO / KIM SI-MIN / CHOI DONG-HYEON et al. | European Patent Office | 2015

    Free access

    POLYMER FILM AND POLYMER FILM MANUFACTURING METHOD

    KIM YUN-JO | European Patent Office | 2017

    Free access

    Injection Molded, Extruded-In-Color Film Fascia

    Smith, Dennis / Valentage, Jeff / Horansky, John et al. | SAE Technical Papers | 2003