Patent ID: 9040132
Filing Date: 2015-05-26
Classification: B32B,Y10T

Abstract:
1. A medical multilayer film for packaging and administering medical solutions comprising: an outer layer comprising a propylene polymer selected from the group consisting of a polypropylene, a propylene copolymer, and a combination thereof; an intermediate layer comprising 10 to 60% by weight of a propylene polymer selected from the group consisting of a polypropylene, a propylene copolymer in which propylene is a main component of the copolymer, and a combination thereof, and 50 to 90% by weight of a styrene-based thermoplastic elastomer; and an inner layer consisting essentially of a blend of 60 to 80% by weight of a copolymer of propylene, ethylene and 1-butene, 10 to 30% by weight of a copolymer of ethylene and alpha-olefin, and 1 to 10% by weight of a styrene-based thermoplastic elastomer.