Acyldihydroxybenzenedisazo dyes for metallized polyolefins

Details Acyldihydroxybenzenedisazo dyes for metallized polyolefins Acyldihydroxybenzenedisazo dyes for metallized polyolefins

C - Chemistry, Metallurgy

09

B

260/163, 8/20

C09B 31/02 (2006.01) C09B 31/062 (2006.01) D06P 1/04 (2006.01) D06P 3/79 (2006.01)

Patent

CA 1070678

ABSTRACT OF THE DISCLOSURE Disazo dyes of the general formula: Image are provided where A represents an optionally substituted ben- zene or naphthalene nucleus, D represents a benzene or naphtha- lene nucleus which is unsubstituted or mono or disubstituted with any of alkyl of 1-4 carbon atoms, alkoxy of 1-4 carbon atoms or halogen and X is alkyl of 1-4 carbon atoms benzyl or phenyl. The dyes when applied to metallized polyolefin fabrics, particularly nickel-containing polypropylene fabrics, produce strong bright shades which are exceptionally fast to light, dry cleaning, crocking, gas and heat.

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