Patent ID: 6316093
Filing Date: 2001-11-13
Classification: B32B,C08J,C08K,Y10S,Y10T

Abstract:
A laminate film comprising:at least one base layer;at least one inorganic laminar compound-containing layer on said at least one base layer, wherein said inorganic compound containing layer comprises, as a mixture:(a) a polyvinyl alcohol having a saponification degree of not of not less than 70% based on mole percent, and(b) an inorganic laminar compound having an aspect ratio of 200 to 3000, which has a volume ratio of inorganic laminar compound/polyvinyl alcohol in the range of 5/95 to 30/70, wherein said inorganic laminar compound is an inorganic compound having a layered crystal structure wherein unit crystal layers are mutually stacked to form said layered structure, and said inorganic laminar compound is swollen or cleft when in a solvent; anda non-oriented polypropylene film laminated onto said at least one inorganic laminar compound-containing layer.