B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/32 (2006.01) A61J 1/00 (2006.01) A61J 1/05 (2006.01) B65D 65/40 (2006.01)
Patent
CA 2133565
A multilayered medical film mainly used for forming a double-compartment medical container and excellent in heat resistance, transparency, flexibility, impact resistance, and easiness in peeling and sealing, which film is composed of: an inner layer formed from a resin mixture composed of an ethylene/.alpha.-olefin copolymer having a density of 0.930-0.945 g/cm3 and polypropylene, an intermediate layer containing at least one mixed resin layer formed from a resin mixture, in a ratio of 1:5 to 2:1 by weight, of an ethylene/.alpha.-olefin copolymer having a density of 0.920-0.945 g/cm3 and an ethylene/.alpha.-olefin elastomer having a density of 0.880-0.890 g/cm3, wherein the mixed resin layer accounts for at least 85% of the whole intermediate layer in thickness, and an outer layer formed from an ethylene/.alpha.-olefin copolymer having a density of 0.930-0.945 g/cm3.
Inoue Fujio
Izumi Masamitsu
Kashiyama Shigetoshi
Marks & Clerk
Otsuka Pharmaceutical Factory Inc.
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