Process for treating the surface of a plastic article

A plastic article, especially of polypropylene or polyethylene, can be rendered resistant to diffusion of motor fuel vapors or the like and/or prepared for surface-coating by applying a film of a naturally-occurring, enzymatically-functionalized cellulose derivative having a functional phosphate, su...

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description A plastic article, especially of polypropylene or polyethylene, can be rendered resistant to diffusion of motor fuel vapors or the like and/or prepared for surface-coating by applying a film of a naturally-occurring, enzymatically-functionalized cellulose derivative having a functional phosphate, sulfate, carbonate or amino group.
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subjects AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G
APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
CHEMISTRY
COMPOSITIONS BASED THEREON
GENERAL PROCESSES OF COMPOUNDING
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
PERFORMING OPERATIONS
PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL
SPRAYING OR ATOMISING IN GENERAL
THEIR PREPARATION OR CHEMICAL WORKING-UP
TRANSPORTING
WORKING-UP
title Process for treating the surface of a plastic article
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