Process and apparatus for extruding stabilizers

Plastic and nonmetallic article shaping or treating: processes – Forming articles by uniting randomly associated particles – With subsequent cutting – grooving – breaking – or comminuting

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Details

264141, 425331, 425DIG230, C09C 156

Patent

active

044460864

ABSTRACT:
A process and apparatus for producing a dust-free blend of additives for use in plastic manufacture wherein the materials are extruded through apertures in a thin die plate supported by a strong die plate support, the apertures in the die plate being larger at their inlet ends than at their outlet ends, and apertures in the die plate support being larger than the die plate apertures, and the product being strand-like pellets of the additive materials.

REFERENCES:
patent: 2902715 (1959-09-01), Norman
patent: 3129458 (1964-04-01), Mitchell
patent: 3518723 (1970-07-01), Wooding
patent: 4080134 (1978-03-01), Klaeysen et al.

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