Azo dyes, processes for their production and use thereof

C - Chemistry – Metallurgy – 09 – B

Patent

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260/169, 260/166

C09B 29/00 (2006.01) C09B 45/14 (2006.01) C09B 62/08 (2006.01) D06P 1/02 (2006.01)

Patent

CA 1111025

Abstract of the Disclosure Azo dyes of the formula (1) Image wherein D is a naphthalene radical, K is the radical of a coupling component, R is hydrogen or methyl and X is hydrogen, methyl or ethyl, and heavy metal complexes thereof.

311074

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