Laminate film
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United States of America Patent
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Oct 20, 2015
Grant Date -
May 23, 2013
app pub date -
Jul 26, 2011
filing date -
Aug 5, 2010
priority date (Note) -
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Abstract
Provided is a gas-barrier laminate film that has a layer containing a one-pack adhesive coating material layer having good adhesiveness to various substrates and containing a polyamine resin. The laminate film has at least a substrate, an adhesive coating material layer and a sealant layer laminated in this order, wherein the adhesive coating material to form the adhesive coating material layer contains a polyamine resin, the polyamine resin contains a skeletal structure represented by the following formula (1) in an amount of at least 40% by mass, and the polyamine resin contains a metal atom in an amount of from 2.0 to 20 mol % relative to the nitrogen atom contained in the polyamine resin:
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