Removal of sulfides from alcoholic beverages

Details Removal of sulfides from alcoholic beverages Removal of sulfides from alcoholic beverages

1995-08-17

1998-04-28

Lacey, David L.

Food or edible material: processes, compositions, and products

Inhibiting chemical or physical change of food by contact...

Treating liquid material

426422, 426487, 426592, C12C 1111, C12G 100, C12H 100

Patent

active

057441839

ABSTRACT:
Wines and other alcoholic beverages are treated to remove sulfides by passing the beverage through a filter medium comprising polyvinyl polypyrrolidone, polyvinylimidazole, or a copolymer of the monomers of these two polymers, the polymer or copolymer having been pretreated with a solution of a metallic salt, preferably copper sulfate or silver nitrate.

REFERENCES:
patent: 4758351 (1988-07-01), Kern
patent: 5505973 (1996-04-01), Fussnegger et al.
Amerine et al, Methods for Analysis of Musts and Wines, John Wiley & Sons, New York, 1980, pp. 246,261,265 & 156.

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