Compositions for removing polychlorinated biphenyls from a conta

Details Compositions for removing polychlorinated biphenyls from a conta Compositions for removing polychlorinated biphenyls from a conta

1992-06-16

1993-12-14

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

210909, 252158, 252170, 252312, 252364, 252DIG14, B01F 1742, C11D 750, C23G 5024, C23G 5032

Patent

active

052699684

ABSTRACT:
Compositions for removal of polychlorinated biphenyls (PCBs) from a surface by treatment of the surface with an extraction solvent, an encapsulating solution and an aqueous wash are disclosed. The extraction solvent includes a mixture of kerosene and a surfactant. The encapsulating solution includes a mixture of a metal hydroxide, a solvent dispersion agent, a coupling agent and water.

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Hutzinger et al., Chemistry of PCB's, p. 13, Robert E. Kriefer Publishing Co., Malabar, Fla., 1983.
Chemical Abstracts 102:134015s (N. Honma).

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