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US 5,395,967 AGranted
Polyquaternary compounds and the use thereof as dye fixers
Assignee3V Inc.
InventorsGiuseppe Raspanti, Marco Brena
Life of this patent
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Abstract
Polyquaternary compounds, a process for the preparation thereof and the use thereof as adjuvants to improve the washing fastness of cellulose fabrics or fibres dyed with direct or reactive dyes.
Claims1
Compounds of general formula (I) ##STR8## in which n is an integer 1 to 20;
- m is 2 or 3;
- y is an integer corresponding to the positive charges;
- A is a group of formula (II) and p and q are both 1;
- ##STR9## in which R is a C.sub.5 -C.sub.19 straight or branched alkyl, cycloalkyl, aryl, aralkyl group;
- X is chlorine or bromine.
2 more elements
Dependencies are inferred from the claim text.