Process for dyeing evenly synthetic fibrous materials

Details Process for dyeing evenly synthetic fibrous materials Process for dyeing evenly synthetic fibrous materials

1977-11-18

1981-02-24

Schofer, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Organic additive for dye composition, dye composition...

Polymeric additive

D06P 152

Patent

active

042525322

ABSTRACT:
Process for dyeing evenly synthetic fiber materials and mixtures thereof with natural fibers, with water-insoluble disperse dyestuffs according to the exhaust method, which comprises adding water-soluble or dispersible linear polyesters that have been obtained by polycondensation of dicarboxylic acids with diols, including sulfo-groups-containing chain links, with an average molecular weight of 800 to 5,000, combined with surface-active oxethylation products, at a blend ratio of 1:0.25 to 1:1.5, as dispersing system with levelling action to the aqueous dyeliquors, besides said dyestuffs and pH-controlling substances.

REFERENCES:
patent: 3377130 (1968-04-01), Millson et al.
patent: 3802905 (1974-04-01), Beyer et al.
patent: 3830627 (1974-08-01), Daeuble et al.
patent: 3892522 (1975-07-01), Schade et al.
patent: 3957425 (1976-05-01), Tullio
patent: 3963432 (1976-06-01), Hauxwell
patent: 3989456 (1976-11-01), Vescia et al.
patent: 4063880 (1977-12-01), Tullio
patent: 4072465 (1978-02-01), Daeuble
patent: 4101274 (1978-07-01), Beutler et al.
patent: 4137251 (1979-01-01), Berger
patent: 4148779 (1979-04-01), Blackwell

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