Process for producing water and oil soluble curcumin coloring ag

Details Process for producing water and oil soluble curcumin coloring ag Process for producing water and oil soluble curcumin coloring ag

1977-08-10

1979-02-06

Czaja, Donald E.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 53, 426250, 426540, 2602365, A23L 128, C09B 6200, A23L 1275

Patent

active

041382129

ABSTRACT:
Water soluble curcumin coloring agent is produced from ground turmeric root by washing the root with a soap solution in which the curcumin dissolves. A subsequent treatment of the solution with acid precipitates the curcumin and produces a paste or putty which is dispersible in fatty based substances.

REFERENCES:
patent: 306434 (1884-10-01), Savigny
Chem. Abstracts, vol. 74, 1971, 74:10540t.

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