Dyeing modified viscose fibers with acid or direct dyes

Details Dyeing modified viscose fibers with acid or direct dyes Dyeing modified viscose fibers with acid or direct dyes

1995-09-29

1996-08-06

Einsmann, Margaret

Bleaching and dyeing; fluid treatment and chemical modification

Organic additive for dye composition, dye composition...

Polymeric additive

8538, 8921, 106164, 1061626, 264 78, 264194, D06P 362, D06P 139, C08F25102

Patent

active

055429556

ABSTRACT:
Process for dyeing regenerated cellulose fibers, which comprises adding an amine-substituted cellulose derivative to a viscose dope or to an alkali cellulose and spinning fibers by the viscose spinning process, or adding said cellulose derivative to a cellulose solution and spinning fibers from the solution, processing fibers into a woven or knitted fabric and dyeing the fabric with a direct or acid dye in the absence of additional electrolyte salt.

REFERENCES:
patent: 3305377 (1967-02-01), Mahomed
patent: 3472840 (1969-10-01), Stone et al.
patent: 3793419 (1974-02-01), Steinlin et al.
patent: 4464523 (1984-08-01), Neigel et al.
patent: 4940785 (1990-07-01), Stober et al.
CA abstract of JP 01020313 Jan. 1989.
CA abstract of JP 02274738 Nov. 1990.
CA abstract of JP 50040167 Dec. 1975.
CA abstract of JP 44002056 Dec. 1969.
CA abstract of JP 52121521 Oct. 1977.

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