To provide a polyethylenic laminate having high heat resistance enabling sterilization at a temperature exceeding 121°C, excellent in impact resistance, blocking resistance, flexibility or the like after sterilization treatment and also excellent in transparency, and a packaging container.
The laminate consists of at least two layers, that is, a first layer, which contains straight chain low density polyethylene (A) comprising a copolymer of ethylene and a 3-20C α-olefin and high density polyethylene (B) comprising an ethylene homopolymer or a copolymer of ethylene and a 3-20C α-olefin, and a second layer, which contains high density polyethylene (C) being an ethylene homopolymer or a copolymer of ethylene and a 3-20C α-olefin and manufactured by a metallocene catalyst or a single site catalyst. The packaging container comprising the laminate is also disclosed.
IWASAKI TOSHIHARU
KOTANI MASATAKA
NAKAMURA MANABU
