| 摘要 |
PROBLEM TO BE SOLVED: To provide an anti-skid sheet preventing a tableware on a tray from being hardly slipped, enabling stains to be easily removed through washing even if a food material spills and adheres to the tray and enabling a trace of adhesion to be prevented from being left and to provide a corona discharge treatment method for a plastic film. SOLUTION: A corona discharge treatment method for a plastic film surface includes the step of making a protection film 2 overlie the rear surface 1b of a plastic film surface 1a, the discharge treatment step of corona discharge from the plastic film surface, and the peeling step of peeling off the protection film. COPYRIGHT: (C)2009,JPO&INPIT
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