Process and apparatus using liquefied gas for making plastic par

Plastic and nonmetallic article shaping or treating: processes – Formation of solid particulate material directly from molten... – By impinging plural liquid masses

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425 7, 264 41, B29B 910

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active

055827799

ABSTRACT:
The invention relates to a process for the solvent-free and dry production of particles from plastics. According to the invention, the plastic is heated to form a viscous material, in this form, is conveyed as material stream through an outlet into a comminution device and there, with spraying of a pressurized liquid atomization medium against it, is comminuted into fibrids and/or fine particles.

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