Bleaching and dyeing; fluid treatment and chemical modification – Organic additive for dye composition – dye composition... – Carboxylic acid or salt thereof
Patent
1996-09-19
1997-07-29
Einsmann, Margaret
Bleaching and dyeing; fluid treatment and chemical modification
Organic additive for dye composition, dye composition...
Carboxylic acid or salt thereof
8600, 8595, 8596, 8625, 8646, D06P 1673, D06P 1653, D06P 522
Patent
active
056517955
ABSTRACT:
A mordant for dyeing fibers is provided comprising an aluminum salt, preferably Al.sub.2 (SO.sub.4).sub.3, potassium or sodium carbonate, preferably the latter, and citric acid, capable of forming an aluminum hydroxide suspension in aqueous media having a pH of about 3.5-4. Methods of use of this composition are also provided. The mordant is useful in commercial dye processes including package dyeing.
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Allegro Natural Dyes LLC
Einsmann Margaret
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