DRIVE ARRANGEMENT IN A DEGASSING EXTRUDER

THE INVENTION RELATES TO A VENTED EXTRUDER (1) FOR THE DEVOLATILIZATION OF A POLYMER MATERIAL. THE VENTED EXTRUDER (1) ENCOMPASSES AT LEAST ONE DRIVE (4), AT LEAST ONE GEARBOX (5),AT LEAST ONE ROTATABLY DRIVEN EXTRUDER SCREW (3), AT LEAST ONE FIRST MATERIAL FEED (6) AND AT LEAST ONE EXTRUDATE OUTLET...

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Bibliographische Detailangaben
Hauptverfasser:	VETTER, HEINZ, CARLOFF, RÜDIGER, HEID, JOACHIM
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	THE INVENTION RELATES TO A VENTED EXTRUDER (1) FOR THE DEVOLATILIZATION OF A POLYMER MATERIAL. THE VENTED EXTRUDER (1) ENCOMPASSES AT LEAST ONE DRIVE (4), AT LEAST ONE GEARBOX (5),AT LEAST ONE ROTATABLY DRIVEN EXTRUDER SCREW (3), AT LEAST ONE FIRST MATERIAL FEED (6) AND AT LEAST ONE EXTRUDATE OUTLET (13). A FEATURE OF THE VENTED EXTRUDER (1) ACCORDING TO THE INVENTION IS THAT THE DRIVE, ENCOMPASSING DRIVE (4) AND GEARBOX (5), HAS BEEN PROVIDED IN THE REGION OF THAT END OF THE EXTRUDER SCREW (3) THAT IS DOWNSTREAM IN RELATION TO THE DIRECTION OF CONVEYING OF THE POLYMER. [FIGURE 2]