Red monoazo sulphonic acid dyestuffs for polyamide

Details Red monoazo sulphonic acid dyestuffs for polyamide Red monoazo sulphonic acid dyestuffs for polyamide

1981-10-15

1983-04-05

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Azo, acridone, or quinone dye

8540, 8694, 8917, 8924, 8926, 8928, 260198, C09B 2928, C07C10704

Patent

active

043789706

ABSTRACT:
Red monoazo dyestuffs frm diazotised 1-aminobenzene-2-sulphonic acid-N-methyl-N-cyclohexylamide or 1-amino-4-,-5- or -6-methyl-benzene-2-sulphonic acid-N-methyl-N-cyclohexylamide and 2-amino-8-hydroxynaphthalene-6-sulphonic acid are disclosed which are particularly distinguished by their good migration and levelling properties and excellent fastness to light. Said dyestuffs are moreover suitable for obtaining very even combination dyeings together with known blue or yellow acid dyestuffs. These dyestuffs are particularly suited for the dyeing of carpeting, upholstery fabrics and drapery materials.

REFERENCES:
patent: 2998418 (1961-08-01), Frisch
patent: 3001983 (1961-09-01), Schmid et al.
patent: 4312808 (1982-01-01), Lienhard et al.

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