Bleaching and dyeing; fluid treatment and chemical modification – Dye or potential dye composition – additive – treatment,... – Polymeric dye – e.g. – a chromophore pendant from an addition...
Patent
1992-01-09
1993-02-23
Clingman, A. Lionel
Bleaching and dyeing; fluid treatment and chemical modification
Dye or potential dye composition, additive, treatment,...
Polymeric dye, e.g., a chromophore pendant from an addition...
8532, 8689, 8690, 8918, 8919, 8922, 86371, C09B 6910, C08F 2034, C08L 3314
Patent
active
051886413
ABSTRACT:
A colored polymer containing repeat units derived from at least one azo dye which is free from water-solubilizing groups and contains at least one polymerizable olefinically unsaturated group and has the formula:
REFERENCES:
patent: 3232691 (1966-02-01), Wilhelm et al.
patent: 3557048 (1971-01-01), Wilhelm et al.
patent: 4101269 (1978-07-01), Champendis
patent: 4132841 (1979-01-01), Champendis
patent: 4763371 (1988-08-01), Parton
Clingman A. Lionel
Imperial Chemical Industries plc
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