Methods for treating polymeric plastic surfaces

A polish or pattern is imparted to the surface of a thermoplastic (e.g. cellulose acetate or polyvinyl chloride) film by applying a softening agent (e.g. water, or a mixture of water and methanol or ethanol) to the surface, which is then brought immediately into engagement with a heated surface havi...

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Bibliographische Detailangaben
Hauptverfasser: GREENHALGH JOHN, BOURBEAU FRANCIS J, JR. CLAUDE F. VALLE
Format: Patent
Sprache:eng
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