Monoazo dyes particularly suited to the levelled dyeing of...

Details Monoazo dyes particularly suited to the levelled dyeing of... Monoazo dyes particularly suited to the levelled dyeing of...

C - Chemistry, Metallurgy

09

B

260/175, 8/26

C09B 29/14 (2006.01) C09B 29/12 (2006.01) D06P 1/06 (2006.01) D06P 3/24 (2006.01)

Patent

CA 1060437

ABSTRACT OF THE DISCLOSURE The invention provides monoazo dyes especially suitable for dyeing polyamide fibres having the general formula Image Image where R is either an alkyl group of 1-3 carbon atoms, an aryl group optionally substituted by an alkyl or alkoxyl group having 1 to 3 atoms of carbon, a chlorine or bromie atom, NO2, CN, lower alkylsulphonyl, SO2NH2,CONH2,CONR'R", in which R' and R" are hydrogen or lower alkyl; X and Y may be the same or different and each represent a hydrogen or halogen atom, a methyl or ethyl group, CN, or NO2.

259526

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