Phthalimidyl-azo-m-acylamidoaniline compounds and polyester...

C - Chemistry – Metallurgy – 09 – B

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260/168.1

C09B 29/00 (2006.01) C09B 29/08 (2006.01)

Patent

CA 1041998

PHTHALIMIDYL-AZO-m-ACYLAMIDOANILINE COMPOUNDS AND FIBERS DYED THEREWITH Abstract of the Disclosure Monoazo compounds containing a 3- or 4-phthalimidyl or N-substituted-3- or 4-phthalimidyl diazo component and certain m-acylamidoaniline residue coupling components produce bright scarlet to red shades on fibers of, for example, polyester, polyamide and cellulose esters, and exhibit improved dyeability properties and good to excellent fastness to light, high pH, sublimation and crocking. - i -

202819

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