Bleaching and dyeing; fluid treatment and chemical modification – Organic additive for dye composition – dye composition... – Six-membered hetero ring having two or more ring hetero...
Patent
1979-07-16
1981-01-27
Schofer, Joseph L.
Bleaching and dyeing; fluid treatment and chemical modification
Organic additive for dye composition, dye composition...
Six-membered hetero ring having two or more ring hetero...
8190, D06M 1346, D06P 360, D06P 166, C07D25150
Patent
active
042466709
ABSTRACT:
A process for improving the color yield and the wetfastness properties of dyeings produced on cellulose fibre material with anionic dyes, which process comprises treating the cellulose material before, during or after dyeing, with a cationic fibre-reactive compound of the formula ##STR1## wherein B represents a mono- or polynuclear heterocyclic radical,
REFERENCES:
patent: 3347617 (1967-10-01), Ulrich et al.
Derwent Abs. 14644/64, "Treatment of Cellulosic Fiber", (J39-14644) Jul. 24, 1964, Sumitomo Kagaku Kogyo Co.
Derwent Abs. 1085492, "Improved Handling", DT 1085492, Jul. 21, 1960, Chem. Fab. Grunau.
Derwent Abs. 92065/05, "Triazine Colouring Assistant for Cellulose Dyeing", IA7104349 DAIT 2-3-71.
Hegar Gert
Horn Ulrich
Perrin Pierre
Seiler Herbert
Siegrist Gerald
Ciba-Geigy Corporation
Lilling Herbert J.
McC. Roberts Edward
Schofer Joseph L.
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