Disperse azo dyestuffs

C - Chemistry – Metallurgy – 09 – B

Patent

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Details

8/11, 8/27.8

C09B 29/00 (2006.01) C09B 29/08 (2006.01) C09B 62/00 (2006.01) C09B 67/22 (2006.01) D06P 1/02 (2006.01) D06P 1/18 (2006.01) D06P 3/52 (2006.01)

Patent

CA 1101154

ABSTRACT OF THE DISCLOSURE Dyestuff mixtures comprising two or more monoazo disperse dyestuffs of the formula Image wherein W is chlorine or bromine; X is hydrogen or -OR1 and R, R1, Z and Y are lower alkyl groups, The mixtures provide navy shades on polyester which have very good build- up properties and high tinctorial strength.

302224

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