Back to results
US 2011/0212275 A1Published application
Laminate
AssigneeToppan Printing Co., Ltd.
InventorsMiki Fukugami, Toshiya Ishii, Tomokazu Murase, Noritada Nakanishi, Ryukichi Matsuo
Life of this patent
Estimating the term…
Abstract
A laminate prepared by pretreating at least one side of a substrate of a plastic film by plasma treatment and then directly laminating a thermoplastic resin on a surface treated by pretreatment.
Claims6
A method of manufacturing a laminate, comprising
- providing a substrate of a plastic film;
- forming an inorganic oxide layer on the substrate;
- coating the inorganic oxide layer with a gas barrier coating layer comprising polyvinyl alcohol and a hydrolysis product of at least one metal alkoxide;
- pretreating a surface of the gas barrier coating layer by plasma treatment using reactive ion etching or ion bombardment;
- and
- extrusion-laminating a thermoplastic resin film directly on the pretreated surface of the gas barrier coating layer.
3 more elements
Dependencies are inferred from the claim text.