Disperse dye mixtures which have a high degree of light...

Details Disperse dye mixtures which have a high degree of light... Disperse dye mixtures which have a high degree of light...

C - Chemistry, Metallurgy

09

B

C09B 67/22 (2006.01)

Patent

CA 2531178

The present invention provides a blue dye mixture which contains the pigments represented by formulae [1], [2], [3] and [4] as defined in claim 1, dye mixtures in which there are compounded therewith a yellow dye mixture which contains pigment which can be represented by formulae [5] to [7] as defined in claim 2 and/or a red dye mixture which contains pigment which can be represented by formulae [8] to [11] as defined in claim 2, a method of dyeing polyester-based fibers and dyed polyester-based fiber materials.

L'invention se rapporte à un mélange de colorants bleus comprenant les pigments représentés par les formules [1], [2], [3] et [4] telles que définies dans la première revendication. Cette invention concerne également une composition de colorants contenant ledit mélange de colorants bleus qui est combiné avec un mélange de colorants jaunes contenant des pigments qui peuvent être représentés par les formules [5] à [7] telles que définies dans la deuxième revendication et/ou avec un mélange de colorants rouges contenant des pigments qui peuvent être représentés par les formules [8] à [11] telles que définies dans la deuxième revendication. La présente invention concerne en outre un procédé permettant de teindre des fibres à base de polyesters, ainsi que des matériaux comprenant des fibres à base de polyesters teintes.

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