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

1978-04-04

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 21C, 8 51, 8 542, 8152, 68177, 68178, C09B 2700, D06B 100

Patent

active

040825043

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 a Venturi tube or a system of Venturi tubes 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: 3042480 (1962-07-01), Chipalkatti et al.
patent: 3677695 (1972-07-01), Peter
patent: 3698212 (1972-10-01), Ameling et al.
patent: 3952558 (1976-04-01), Sandberg et al.
patent: 3966406 (1976-06-01), Namiki et al.
R. W. Moncrieff, "Man-Made Fibres" (Wiley, New York) 1974, pp. 855-856.
R. H. Peters, "Textile Chemistry" (Elsevier, Amsterdam) 1975, pp. 22-23.

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