PROCESS FOR DYEING EVENLY SYNTHETIC FIBROUS MATERIALS

    公开(公告)号:CA1119359A

    公开(公告)日:1982-03-09

    申请号:CA291577

    申请日:1977-11-23

    Applicant: HOECHST AG

    Abstract: HOE 76/F 272 PROCESS FOR DYEING EVENLY SYNTHETIC FIBROUS MATERIALS of the disclosure: 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.

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