Emulsion-forming composition

Details Emulsion-forming composition Emulsion-forming composition

1988-06-09

1990-02-27

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

204302, 210243, 210643, 252309, 252364, 423 87, 423 94, 423DIG14, B01F 308, B01F 1722, B01J 1300

Patent

active

049044125

ABSTRACT:
An emulsion-forming composition for forming an emulsion for use in a process for selectively recovering germanium or arsenic from an aqueous solution thereof by liquid membrane technology is disclosed, said composition consisting essentially of: a solvent mixture consisting essentially of specified amounts of a hydrocarbon which is a predominantly straight-chain saturated C.sub.16 -C.sub.20 hydrocarbon or kerosine, a mononuclear aromatic hydrocarbon (pref. xylene), and a halogenated C.sub.1 -C.sub.5 hydrocarbon (pref. CCl.sub.4); and more than 0.1% by weight of an oil-soluble polyisobutylene-succinic anhydride/polyamine condensation product.

REFERENCES:
patent: 1385081 (1921-07-01), Lehner
patent: 3779907 (1973-12-01), Li et al.
patent: 4283290 (1981-08-01), Davies
patent: 4775479 (1988-10-01), Schugerl et al.
Merck Index, 10th Edition, Compound 5132 (1983).
Handbook of Chemistry and Physics, 40th Edition, pp. 536-537, 578-579 644-645 (Chemical Rubber Publishing Co.) (1958).

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