Process for dyeing wool and blends thereof with other fibres usi

Bleaching and dyeing; fluid treatment and chemical modification – Process of printing permanently on substrate – other than... – Resist or reserve

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8529, 8533, 8543, 8544, 8586, 8590, 8616, 8917, D06P 162, D06P 314

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active

052077993

ABSTRACT:
A process is described for fibre- and surface-level dyeing of wool and blends thereof with other fibers using a compound of formula (1) ##STR1## in which n is 0 or 1, and if n is 1, A is a radical of the formula ##STR2## and B is an alkylene or alkenylene group or a direct bond, or if n is zero, A is a compound of the formula ##STR3## Fibre- and surface-level dyeings, in particular in light to medium color shades are obtained by the dyeing process according to the invention. The dyeing aid according to this invention can be used to substitute formaldehyde containing wool dyeing aids.

REFERENCES:
patent: 2895785 (1959-07-01), Alsberg et al.
patent: 3700402 (1972-10-01), Noda et al.
patent: 3775045 (1973-11-01), Buckler et al.
patent: 4218217 (1980-08-01), Redd
patent: 4444564 (1984-04-01), Salathe et al.
patent: 4680033 (1987-07-01), Durl et al.

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