Patents
United States Patent 4944906
Douris , ê et al. July 31, 1990
Methods of injection molding and extruding wet hygroscopic ionomers
Colby , Ê et al. July 31, 1990
Abstract
Ionomers can be injection molded and extruded in wet condition using a vented, two-stage barrier screw wherein the barrier flight melt channel is operated only partially filled.
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