Process for the end-to-end dyeing of cellulosic fibres: desalted

Details Process for the end-to-end dyeing of cellulosic fibres: desalted Process for the end-to-end dyeing of cellulosic fibres: desalted

1991-05-14

1992-09-15

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Organic additive for dye composition, dye composition...

Polymeric additive

8532, 8552, 8554, 8558, 8562, 8680, 8918, C09B 6700, D06P 152, D06P 362

Patent

active

051474107

ABSTRACT:
The invention relates to a process for the end-to-end dyeing of cellulosic fibres or cellulosic fibre blends with direct dyes by the pad dyeing process, which comprises padding said fibre materials with an aqueous liquor containing one or more deionized dyes and a migration inhibitor, then expressing the padded goods and subsequently fixing the dye thereon.
The process of the invention is suitable for dyeing textile cellulosic fibres or cellulosic fibre blends end-to-end in shades of good allround fastness properties.

REFERENCES:
patent: 4304567 (1981-12-01), Ballmann et al.
patent: 4390342 (1983-06-01), Bruttel et al.
patent: 4500321 (1985-02-01), Hugelshofer et al.
patent: 4523924 (1985-06-01), Lacroix
patent: 4851011 (1989-07-01), Lacroix et al.
Derwent Abstract 83-836469.
Derwent Abstract 87-254900.

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