Plastic film for medical liquid container

   
   

A plastic film for medical liquid containers which includes at least thee layers, each layer not containing non-elastomeric block copolymer of benzene-ring-free olefin and propylene, such that the first layer, which is composed mainly of propylene homopolymer, the second layer, which contains polypropylene resin, polyethylene resin, and thermoplastic elastomer, and the third layer, which functions as a sealing layer and is composed mainly of copolymer of propylene and other monomers, are laminated without the aid of bonding layer, with the second layer acting as an intermediate layer.

Una película plástica para los envases líquidos médicos que incluye por lo menos capas del thee, cada capa que no contiene el copolímero no-non-elastomeric del bloque del olefin benceno-anillo-libre y el propylene, tales que la primera capa, que se compone principalmente del homopolímero del propylene, la segunda capa, que contiene la resina del polypropylene, la resina del polietileno, y el elastomer termoplástico, y la tercera capa, que funciona como una capa del lacre y se compone principalmente del copolímero del propylene y de otros monomers, están laminadas sin la ayuda de la capa de la vinculación, con la segunda capa actuando como capa intermedia.

 
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