Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1973-05-02
1976-02-03
Higel, Floyd D.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260146R, 260146D, 260146T, 260154, 260156, 260248NS, 260295AM, 2602955R, 2602955A, 260297R, C09B 6208, C09B 6224, C09B 6240, C09B 6250
Patent
active
039364364
ABSTRACT:
A new class of cellulose reactive dyes have a sulphonated benzene, naphthalene or naphthalene azobenzene diazo component coupled on to a class of coupling components of the formula: ##SPC1##
In which T.sup.1 is H, monocyclic aryl, OH, CO.sub.2 H, aminocarbonyl, lower alkyl, lower alkoxy and lower alkoxycarbonyl, T.sup.2 is H, CO.sub.2 H, lower alkyl, lower alkoxy, monocyclic aryl, benzyl, aminocarbonyl and lower alkoxycarbonyl, the diazo component carrying a cellulose-reactive group. Also included are dyes in which two moles of such a monoazo dye are linked through a diamine radical. Cr and Co complexes of dyes in which the diazo component is a o-aminophenol or o-aminonaphthol are included. These dyes are usefully employed to color cellulose, wool or polyamide textile materials. These dyes impart to the textile materials deep shades having excellent fastness to light and to the wet treatments which are commonly applied to cellulose textile materials.
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Berrie Alistair Howard
Budziarek Richard
Higel Floyd D.
Imperial Chemical Industries Limited
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