Process for the surface oxidation of polyarylene thioethers
AssigneeHoechst Aktiengesellschaft
InventorsHelmut Scheckenbach, Andreas Schleicher, Jorg von Eysmondt, Georg Frank
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Abstract
In the process for the surface oxidation of polyarylene thioethers, the surface of the material to be oxidized is brought into contact with an ozone-containing gas or a liquid. The materials prepared by the process can be used in aircraft construction, automobile construction and chemical apparatus construction.
Claims16
A process for surface oxidation of a material comprising a polyarylene thioether, which comprises bringing the surface of said material into contact with an ozone-containing fluid in which ozone is dissolved, and recovering, as the product of said process, a material comprising a polyarylene ether in which essentially only the surface of said material has been oxidized.
Dependencies are inferred from the claim text.