Solution of isomer mixture of naphthylazophenylazonaphthyl disul

Details Solution of isomer mixture of naphthylazophenylazonaphthyl disul Solution of isomer mixture of naphthylazophenylazonaphthyl disul

1973-06-14

1977-01-11

Higel, Floyd D.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 7, 8 41R, 8 50, 8 85A, 8 88, 162162, 260177, 260178, 260184, 260190, 260196, C09B 3102, D06P 100, D06P 1615, D21H 146

Patent

active

040024245

ABSTRACT:
Solution of a mixture of isomers of naphthylazophenylazonaphthyl dye containing two sulfonate substituents, the solution comprising said dye, water, triethanolamine, lithium base and urea. The dyes have good solubility and substantivity and are useful among other things, for dyeing cellulosic substrates.

REFERENCES:
patent: 1873606 (1932-08-01), Lange et al.
patent: 2536957 (1951-01-01), Riat et al.
patent: 3232693 (1966-02-01), Lange et al.
patent: 3310552 (1967-03-01), Ischer
patent: 3635944 (1972-01-01), Litke
patent: 3643269 (1972-02-01), Schweizer
patent: 3676050 (1972-07-01), James
patent: 3679353 (1972-07-01), Streck
patent: 3681320 (1972-08-01), Franklin
patent: 3701624 (1972-10-01), Franklin
patent: 3723056 (1973-03-01), Litke
Colour Index, 3rd Edition, vol. 4, p. 4254, 27915 (1971).

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