Process for the colouration of linear polyesters in the melt...

Details Process for the colouration of linear polyesters in the melt... Process for the colouration of linear polyesters in the melt...

C - Chemistry, Metallurgy

08

K

8/3, 400/7614

C08K 5/34 (2006.01) C08J 3/20 (2006.01) C08K 5/3417 (2006.01) C08L 67/00 (2006.01) C09B 67/22 (2006.01)

Patent

CA 1138144

Case 3-12391/= Process for the colouration of linear polyesters in the melt with perylenetetracarboxylic acid bis-methylimide Abstract of the Disclosure A process for colouring linear polyesters in the melt in navy blue and dark blue shades, which process comprises using, as colourant, a mixture consisting of 0.2 to 1 % by weight of perylenetetracarboxylic acid bis-methylimide, based on the amount of polyester, and a blue polymer-soluble colourant.

353948

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