Process for dyeing polyesters in the melt

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

C - Chemistry, Metallurgy

08

K

8/3, 400/7615

C08K 5/00 (2006.01) C08J 3/20 (2006.01) C08K 5/20 (2006.01) C08L 67/02 (2006.01) C09B 1/36 (2006.01) C09B 1/58 (2006.01)

Patent

CA 1111166

Process for dyeing polyesters in the melt Abstract of the disclosure Use of anthraquinone derivatives of the formula Image 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.

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