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US 4,280,956 AGranted
Phthalocyanine reactive dyestuffs
AssigneeBayer Aktiengesellschaft
InventorsKurt Schreiner, Horst Jager, Richard Schwaebel
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Abstract
Phthalocyanine reactive dyestuffs of the formula ##STR1## wherein Pc, A, Z, Y, Q, a, b and c have the meaning given in the description, and their use for dyeing and printing materials containing hydroxyl groups or containing amide groups, such as textile fibres, yarns and fabrics consisting of wool, silk, synthetic polyamide fibres and polyurethane fibres, and for wash-fast dyeing and printing of natural or regenerated cellulose.
Claims6
Phthalocyanine reactive dyestuffs of the formula ##STR56## wherein Pc=the radical of a phthalocyanine,
- A=an alkylene radical with at least 2 C atoms,
- Z=an alkylene radical,
- Y=a reactive group,
- Q=a carboxyl, sulfide, sulphate or disulphimide group,
- a=0-2,
- b=0-2,
- c=1-4 and
- a+b+c.ltoreq.4.
5 more elements
Dependencies are inferred from the claim text.