Method for separating mixed plastics

Details Method for separating mixed plastics Method for separating mixed plastics

1975-08-08

1978-10-10

Sever, Frank

Classifying, separating, and assorting solids

Fluid suspension

Liquid

209162, B03B 302, B03B 562

Patent

active

041195337

ABSTRACT:
A method of separating highly hydrophobic plastics from a plastics mixture comprising placing the plastics mixture in an aqueous liquid medium, keeping the aqueous liquid medium in an agitated state to disperse the plastics mixture whereby the plastics having a higher hydrophobicity float on the aqueous liquid medium surface, and removing the plastics floating on the surface of the aqueous liquid medium.

REFERENCES:
patent: 2606660 (1952-08-01), Klepetko
patent: 2624698 (1953-01-01), Nickey
patent: 2711822 (1955-06-01), Novak
patent: 3362531 (1968-01-01), Johnson
patent: 3925200 (1975-12-01), Izumi
patent: 3926790 (1975-12-01), Izumi
patent: 3926791 (1975-12-01), Izumi
patent: 3985650 (1976-10-01), Saitoh et al.

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