Acyldihydroxybenzene azo dyes for metallized polyolefins

Details Acyldihydroxybenzene azo dyes for metallized polyolefins Acyldihydroxybenzene azo dyes for metallized polyolefins

C - Chemistry, Metallurgy

09

B

260/177, 8/20, 2

C09B 29/00 (2006.01) C09B 29/01 (2006.01) C09B 29/12 (2006.01) D06P 1/04 (2006.01) D06P 3/79 (2006.01)

Patent

CA 1080217

ABSTRACT OF THE DISCLOSURE Acyldihydroxybenzene azo compounds of the formula Image are provided where A represents a benzene radical which is unsub- stituted or mono, di, or trisubstituted or a naphthalene radical which is unsubstituted or mono or disubstituted with any of alkyl of 1-4 carbon atoms, alkoxy of 1-4 carbon atoms, trifluoro- methyl, cyano, nitro or halogen and R is alkyl of 1-4 carbon atoms, benzyl or phenyl. The compounds when applied to metal- lized polyolefin fabrics, particularly nickel-containing poly- propylene fabrics, produce dyeings of strong bright shades which are exceptionally fast to light, dry cleaning, crocking, gas and heat.

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