METHOD FOR PRODUCING INJECTION-MOLDED PARTS
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United States of America Patent
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app pub date -
Jul 16, 2010
filing date -
Aug 27, 2004
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Abandoned
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Abstract
In a method of producing an injection-molded part, a material is processed and/or plasticized by means of a multi-screw extruder having a plurality of processing zones. An additive having barrier characteristics is admixed by a feed unit in at least one of the processing zones. The material is processed and dried in the extruder, and can then be transferred to a transfer reservoir for further processing.
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