Disazo dyes having adapted affinity

C - Chemistry – Metallurgy – 09 – B

Patent

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Details

C09B 62/513 (2006.01) C09B 67/22 (2006.01) C09D 11/00 (2006.01) D06P 1/38 (2006.01) D06P 5/30 (2006.01)

Patent

CA 2486290

Mixtures containing compounds of formula 1(formula see on enclosed paper version) or mixtures of compounds of formula 1whereR1 is H, SO3H, R2 is H, SO3HZ1 is CH=CH2 , CH2CH2SO3HZ2 is CH=CH2 , CH2CH2SO3H.

L'invention concerne des mélanges contenant des composés représentés par la formule (I) (voir descriptif) ou des mélanges de composés représentés par la formule (I), R¿1? étant H ou SO¿3?H, R¿2? étant H ou SO¿3?H,¿ ?Z¿1? étant CH=CH¿2? ou CH¿2?CH¿2?SO¿3?H, et Z¿2? étant CH=CH¿2? ou CH¿2?CH¿2?SO¿3?H.

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