Method for destruction of polyhalogenated biphenyls

Details Method for destruction of polyhalogenated biphenyls Method for destruction of polyhalogenated biphenyls

1981-07-17

1983-04-12

Cintins, Ivars C.

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210719, 210737, 210757, 210909, B01D 2100

Patent

active

043797520

ABSTRACT:
A continuous method for destroying polyhalogenated biphenyls by reacting a solution of the biphenyls in an inert liquid at a concentration of from about 1% to about 5% by weight with a dispersion of sodium in a hydrocarbon oil.

REFERENCES:
patent: 3686337 (1972-08-01), Chang
patent: 4040958 (1977-08-01), Rammler
patent: 4340471 (1982-07-01), Jordan
The Franklin Institute News, vol. 44, No. 2, Jun.-Jul., 1980.
Oku et al., "A Complete Dechlorination of Polychlorinated Biphenyl by Sodium Naphthalene", Chemistry and Industry, Nov. 4, 1978, pp. 841-842.
"Sodium Dispersion", Brochure of U.S. Industrial Chemicals Co., pp. 38-39.
Berry, R., "Rerefining Waste Oil", Chemical Engineering, Apr. 23, 1979, pp. 104-106.
Chem. Abstr. 82 125822u, 1975.
Science News, vol. 116, p. 422.
"A Safe, Efficient Chemical Disposal Method for Polychlorinated Biphenyls-PCB's", Goodyear Tire and Rubber Company publication (1980).
Parker et al., Plant Engineering, p. 133, Aug. 21, 1980.

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