Process for dyeing polyesters in the melt

Details Process for dyeing polyesters in the melt Process for dyeing polyesters in the melt

1977-10-21

1979-11-27

Person, Sandra M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260377, C08K 508

Patent

active

041761138

ABSTRACT:
Use of anthraquinone derivatives of the formula ##STR1## wherein X is --NH-- or --S--, one Y is --NHCOR, R being an alkyl, aryl or heterocyclic residue, the other Y are hydrogen, Z is halogen, and n is 0, 1, 2 or 3, whereby Z may be 1 to 3 halogen bound to aryl and/or anthraquinone nucleus and/or the residue R, for dyeing polyesters in the melt.

REFERENCES:
patent: 3720693 (1973-03-01), Peters et al.

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