Method for Treating a Polymer Material, Device for Implementing this Method and Use of this Device for Treating Hollow Bodies
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United States of America Patent
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Issued Date -
Apr 3, 2008
app pub date -
Dec 23, 2005
filing date -
Dec 23, 2004
priority date (Note) -
Abandoned
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Abstract
A method and device for treating a polymer to coat the surface thereof with a barrier-effect coating. The method comprises a discharge plasma in a tetrafluoroethane-1,1,1,2. or pentafluoroethane gas. The invention also concerns a device for implementing said method for treating hollow bodies. The invention further concerns the use of such a device for treating a rigid or flexible hollow body made of HDPE.
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