Method for separation of mixture of polyester and cellulose deri

Details Method for separation of mixture of polyester and cellulose deri Method for separation of mixture of polyester and cellulose deri

1974-05-14

1976-03-02

Halper, Robert

Classifying, separating, and assorting solids

Fluid suspension

Liquid

162 5, B03D 102

Patent

active

039416887

ABSTRACT:
A method for the separation of a mixture of a polyester and a cellulose derivative comprising introducing gas bubbles into an aqueous liquid medium containing the mixture of the polyester and the cellulose derivative, optionally in the presence of at least one wetting agent and at least one flotation agent thereby separating the mixture by flotation into the polyester and the cellulose derivative.

REFERENCES:
patent: 3154255 (1964-10-01), Schulman
patent: 3248277 (1966-04-01), Gavtner
patent: 3408255 (1968-10-01), Tatum
patent: 3574050 (1971-04-01), Rice

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