Process for dyeing and printing cellulose fibres
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United States of America Patent
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Sep 22, 1981
Grant Date -
N/A
app pub date -
Jan 7, 1980
filing date -
Jan 27, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In order to dye and print cellulose fibres, which have been swollen with water-miscible swelling agents, or fibre mixtures containing such cellulose fibres, the fibres are treated with a dyestuff of the general formula ##STR1## wherein A denotes an optionally substituted anthraquinone radical, which can contain a further fused ring, X denotes oxygen or sulphur, Z denotes a mononuclear or binuclear aryl radical and n denotes 1 or 2, and the dyestuff is fixed by means of a heat treatment.
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