Satellite extruder arrangement for polymer melt mixing with a dy

Agitating – Rubber or heavy plastic working – With specified feed means

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Details

366 80, 366 88, 425205, B29B 740, B01F 708

Patent

active

057496498

ABSTRACT:
The present invention comprises an extrusion arrangement for the controlled compounding and mixing of a plurality of time, pressure and condition sensitive substances in a single screw plastic extrusion machine, having a main support shaft connected to the downstream end of a single screw plastic extrusion machine, the support shaft enclosed within a barrel shaped housing, at least one stator and one rotor being disposed about the support shaft within the barrel shaped housing, and at least one satellite extrusion feeder arranged to supply an additive to the barrel shaped enclosure through an introduction port, the introduction port arranged at a location radially adjacent a rotor on its support shaft.

REFERENCES:
patent: 3632255 (1972-01-01), Geyer
patent: 3751527 (1973-08-01), Bortnick
patent: 3868093 (1975-02-01), Sokolow
patent: 4408887 (1983-10-01), Yamaoka
patent: 4697928 (1987-10-01), Csongor
patent: 4723901 (1988-02-01), Sarumaru
patent: 4749279 (1988-06-01), Csongor
patent: 4776784 (1988-10-01), Batiuk
patent: 5217303 (1993-06-01), Geyer
patent: 5259749 (1993-11-01), Meixner et al.
patent: 5486327 (1996-01-01), Bemis et al.

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