MULTILAYER BARRIER FILM
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United States of America Patent
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Issued Date -
Jun 28, 2012
app pub date -
Jun 2, 2010
filing date -
Jun 2, 2009
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Abstract
The present invention refers to a multilayer barrier film comprising a substrate layer coated with a barrier layer, wherein the barrier layer is made of a material selected from the group consisting of a metal oxide, a metal carbide, a metal nitride and a metal oxynitride; a nanostructured metal compound layer arranged on the barrier layer; and a planarising layer arranged on the nanostructured layer, wherein the planarising layer comprises a nanostructured material which is distributed in a polymeric binder, wherein the nanostructured material is made of carbon, or a metal or a metal oxide or a mixture of the aforementioned substances. The present invention also refers to a method of obtaining those multilayer barrier films.
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