Bleaching and dyeing; fluid treatment and chemical modification – Process of printing permanently on substrate – other than... – Resist or reserve
Patent
1991-08-27
1993-05-04
Clingman, A. Lionel
Bleaching and dyeing; fluid treatment and chemical modification
Process of printing permanently on substrate, other than...
Resist or reserve
8529, 8533, 8543, 8544, 8586, 8590, 8616, 8917, D06P 162, D06P 314
Patent
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.
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Back Gerhard
Hannemann Klaus
Koller Josef
Ciba-Geigy Corporation
Clingman A. Lionel
Mathias Marla J.
McC. Roberts Edward
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