Decontamination of polystyrene

Details Decontamination of polystyrene Decontamination of polystyrene

1992-08-21

1993-12-14

Dawson, Robert A.

Liquid purification or separation

Processes

Separating

210767, 210805, 521 40, 521 47, 528 48, B01D 3518

Patent

active

052699480

ABSTRACT:
A method of decontaminating waste contaminated polystyrene involves dissolving the contaminated product in liquid styrene monomer at about room temperature and recovering the contaminant-free solution. The solution can be used as part of styrene feed stock for polymerization of styrene.

REFERENCES:
patent: 3736271 (1973-05-01), Schutze et al.
patent: 4517312 (1985-05-01), Kumasaka et al.
Brundrup et al., "Polymer Handbook", 2nd Edition, John Wiley and Sons, pp. IV-241, IV-242 and IV 248, 1975.

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