DE2056694

DE2056694

1328577 Dyeing polyesters FARBWERKE HOEOHST AG 17 Nov 1971 [18 Nov 1970] 53390/71 Heading D1B Linear polyesters and their mixtures with cellulose or nitrogen containing fibres are dyed with disperse dyes in level shades by adding to the dyebath or to an after-treatment bath a compound of formula: R...

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Bibliographische Detailangaben
Hauptverfasser: WECKLER, GERHARD., 6231 SULZBACH, SCHARF, ALFRED., 6230 FRANKFURT, SMERZ, OTTOKAR., 6233 KELKHEIM, LINKE, WERNER, 6231 SULZBACH
Format: Patent
Sprache:eng
Schlagworte:
DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM
DYEING OR PRINTING TEXTILES
FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
LAUNDERING
TEXTILES
TREATMENT OF TEXTILES OR THE LIKE
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Zusammenfassung:1328577 Dyeing polyesters FARBWERKE HOEOHST AG 17 Nov 1971 [18 Nov 1970] 53390/71 Heading D1B Linear polyesters and their mixtures with cellulose or nitrogen containing fibres are dyed with disperse dyes in level shades by adding to the dyebath or to an after-treatment bath a compound of formula: R 1 CO-(OC 2 H 4 ) n -OC 4 H 8 O-(C 2 H 4 O) m -CO-R 2 in which R 1 CO- and R 2 CO- are radicals of straight chain or branched alkane- or alkenemonocarboxylic acids having 12 to 22 carbon atoms and n and m each has a value of 4 to 12, preferably the compound as above is applied at 98‹ to 140‹C perferably 0.25 to 5 gms. per litre for the dyebath and preferably 4 to 5gms. per litre for the after-treatment.