GAS BARRIER MULTILAYER FILM
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United States of America Patent
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app pub date -
Sep 17, 2013
filing date -
Aug 31, 2005
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Abandoned
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Abstract
A film which can be industrially coated easily and exhibits excellent gas barrier performance without being subjected to a high-temperature heat treatment, good gas barrier performance immediately after the production, and maintains the excellent gas barrier performance while exhibiting excellent hot water resistance and printing resistance; a gas barrier laminated film including a resin layer on an inorganic thin film formed on at least one surface of a support film, the resin layer being formed by applying: (1) an aqueous dispersion containing polyvinyl alcohol (a), an ethylene-unsaturated carboxylic acid copolymer (b), and inorganic particles (c); (2) an aqueous dispersion containing an ethylene-unsaturated carboxylic acid copolymer (b), inorganic particles (c), and/or a cross-linking agent (d); or (3) an aqueous dispersion containing polyvinyl alcohol (a), an ethylene-unsaturated carboxylic acid copolymer (b), inorganic particles (c), and cross-linking agent (d), to the inorganic thin film surface; and a method of producing the gas barrier laminated film.
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