Process for dyeing linear polyesters in the melt

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

C - Chemistry, Metallurgy

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400/7614

C08L 67/00 (2006.01) C08J 3/20 (2006.01) C08K 5/00 (2006.01) C08K 5/09 (2006.01) C08K 5/1545 (2006.01) C08K 5/34 (2006.01) C08K 5/3437 (2006.01) C09B 1/20 (2006.01) C09B 1/50 (2006.01) C09B 5/62 (2006.01) C09B 23/10 (2006.01) C09B 67/22 (2006.01)

Patent

CA 1103834

Case 3-10616+ CANADA ABSTRACT OF THE DISCLOSURE PROCESS FOR DYEING LINEAR POLYESTERS IN THE MELT Process for dyeing linear polyesters in the melt in brilliant deeply coloured and highly light-fast dyeings, which process comprises using as dyeing agent a mixture consisting of 0.00l- 0.2% by weight, relative to the amount of polyester, of a perylene-3,4,9,10-tetracarboxylic acid derivative, and one or more dyes which differ from this derivative and which are soluble in polymers.

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