Stable, concentrated solutions of complex metal compounds of azo

Details Stable, concentrated solutions of complex metal compounds of azo Stable, concentrated solutions of complex metal compounds of azo

1975-02-21

1976-11-02

Schofer, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 93, 8172R, 8173, C09B 4500, D06P 110

Patent

active

039894525

ABSTRACT:
Stable concentrated solutions of sulfogroup-containing azo-dyestuff-metal complexes in water-miscible organic solvents.

REFERENCES:
patent: 2828180 (1958-03-01), Sertorio
patent: 3086831 (1963-04-01), Robbins
patent: 3129053 (1964-04-01), Castle
patent: 3265461 (1966-08-01), Luetzel
patent: 3346322 (1967-10-01), Finkenauer
patent: 3451762 (1969-06-01), Hendricks et al.
patent: 3623834 (1971-11-01), Seuret et al.
patent: 3644080 (1972-02-01), McCullough
patent: 3704086 (1972-11-01), Bayew et al.
Colour Index, 3rd Edition, vol. 4, pp. 4057, 4072, 4084, 4095, (Lund Humphries, 1971).

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