Process for the continuous dyeing of cellulose fibers or mixture

Details Process for the continuous dyeing of cellulose fibers or mixture Process for the continuous dyeing of cellulose fibers or mixture

1976-09-02

1978-03-07

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 21C, 8 46, 8 542, 8152, 68177, 68178, C09B 2700, D06B 100

Patent

active

040777669

ABSTRACT:
Process for the continuous dyeing of textile material made of cellulose fibers or their mixtures with synthetic fibers in the form of endless ropes by developing water-insoluble azo dyestuffs on the fiber, which comprises impregnating the textile material at first with the alkaline bottoming bath by means of an overflow system or a combination of an overflow system and a preceding or following Venturi tube and then, optionally after intermediate rinsing or dwelling, treating the textile material with the acidic developing liquor and aftertreating and finishing it in the usual manner.

REFERENCES:
patent: 2460206 (1949-01-01), Wentz
patent: 3677695 (1972-07-01), Peter
patent: 3698212 (1972-10-01), Ameling et al.
patent: 3837801 (1974-09-01), Shmuel
patent: 3952558 (1976-04-01), Sandberg et al.
R. W. Moncrieff, "Main-Made Fibres" (Wiley, New York, 1974) pp. 855-856.
R. H. Peters, "Textile Chemistry" vol. III, (Elsevier, Amsterdam, 1975) pp. 22-23.

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