The present invention relates to a method for manufacturing a polymer film, the method comprising a base film forming step for co-extruding a first resin containing a polyamide-based resin and a second resin containing a copolymer including a polyamaide-based segment and a polyether based segment; to a co-extruded film comprising a base film including a first resin layer containing a polyamaide-based resin; and a second resin layer containing a copolymer having a polyamaide-based segment and a polyether-based segment; to a co-extruded film comprising 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 comprising a base film forming step of including a step of co-extruding a first resin and a second resin, which have different melting points.
La présente invention concerne un procédé de fabrication d'un film polymère, le procédé comprenant une étape de formation d'un film de base pour la co-extrusion d'une première résine contenant une résine à base de polyamide et d'une seconde résine contenant un copolymère comprenant un segment à base de polyamide et un segment à base de polyéther; un film co-extrudé comprenant un film de base comprenant une première couche de résine contenant une résine à base de polyamide; et une seconde couche de résine contenant un copolymère ayant un segment à base de polyamide et un segment à base de polyéther; un film co-extrudé comprenant un film de base comprenant une première couche de résine et une seconde couche de résine, qui ont des points de fusion différents; et un procédé de fabrication d'un film polymère, le procédé comprenant une étape de formation d'un film de base comprenant une étape de co-extrusion d'une première résine et d'une seconde résine, qui ont des points de fusion différents.
본 발명은 폴리아마이드계 수지를 포함한 제1수지와 폴리아마이드계 세그먼트와 폴리에테르(poly-ether)계 세그먼트를 포함한 공중합체를 포함한 제2수지를 공압출하는 기재 필름 형성 단계;를 포함하는 고분자 필름의 제조 방법과, 폴리아마이드계 수지를 포함한 제1수지층; 및 폴리아마이드계 세그먼트와 폴리에테르(poly-ether)계 세그먼트를 포함한 공중합체를 포함한 제2수지층을 함유한 기재 필름을 포함하는 공압출 필름과, 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 에 관한 것이다.
METHOD FOR MANUFACTURING POLYMER FILM AND CO-EXTRUDED FILM
PROCÉDÉ DE FABRICATION D'UN FILM POLYMÈRE ET D'UN FILM CO-EXTRUDÉ
고분자 필름의 제조 방법 및 공압출 필름
2015-07-09
Patent
Electronic Resource
Korean
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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