C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
C09B 67/22 (2006.01) D06P 1/38 (2006.01) D06P 3/14 (2006.01) D06P 3/24 (2006.01) D06P 3/66 (2006.01) D21C 9/00 (2006.01)
Patent
CA 2428054
The invention relates to mixtures of fibre-reactive azo dyes enabling a black colouring which includes printing to be obtained on fibre materials, such as cellulose fibre materials, wool and synthetic polyamide fibres containing hydroxy and/or carbamide groups. Said dye mixtures are characterized in that they contain one or several disazo dyes corresponding to general formula (1), one or several monoazo dyes corresponding to general formula (3), one or more monoazo dyes of general formula (4) and/or (4a), optionally one or several monoazo dyes (2) and optionally one or several monoazo dyes corresponding to general formula (3a), as described in Claim 1.
L'invention concerne des mélanges de colorants azo réagissant avec les fibres, avec lesquels on obtient des colorations noires, y compris des impressions, sur des matériaux fibreux contenant des groupes hydroxy et/ou carbonamide, tels que des matériaux fibreux cellulosiques, la laine et des fibres de polyamide synthétique. Ces mélanges de colorants se caractérisent par le fait qu'ils contiennent au moins un colorant disazo correspondant à la formule générale (1), au moins un colorant monoazo correspondant à la formule générale (3), au moins un colorant monoazo correspondant à la formule générale (4) et/ou à la formule générale (4a), éventuellement au moins un colorant monoazo (2) et éventuellement au moins un colorant monoazo correspondant à la formule générale (3a), conformément à la revendication 1.
Dystar Textilfarben Gmbh & Co. Deutschland Kg
Fetherstonhaugh & Co.
LandOfFree
Black dye mixtures of fibre-reactive azo dyes and their use... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Black dye mixtures of fibre-reactive azo dyes and their use..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Black dye mixtures of fibre-reactive azo dyes and their use... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1949256