DLC FILM COATED PLASTIC CONTAINER, AND DEVICE AND METHOD FOR MANUFACTURING THE PLASTIC CONTAINER
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United States of America Patent
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app pub date -
Jul 25, 2012
filing date -
May 28, 2002
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Abandoned
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Abstract
The present invention provides method of DLC film coating a plastic container by DLC film coating the container in an apparatus, where the apparatus comprises a container side electrode which forms one portion of a pressure-reducing chamber and a facing electrode, where the container side electrode is formed so that the average inner hole diameter (R2) of the inner wall surrounding a neck portion is smaller than the average inner hole diameter (R1) of the inner wall surrounding the body portion, and the average distance (d2) between the outer wall of the container and the inner wall of the container side electrode in a horizontal cross section with respect to the vertical direction of the container at the neck portion becomes longer than the average distance (d1) between the outer wall of the container and the inner wall of the container side electrode.
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