Salts of 1:2-metal-complex dyes free from sulphonic acid groups

Details Salts of 1:2-metal-complex dyes free from sulphonic acid groups Salts of 1:2-metal-complex dyes free from sulphonic acid groups

C - Chemistry, Metallurgy

09

B

260/166.4

C09B 45/14 (2006.01) C09B 11/24 (2006.01) C09B 11/28 (2006.01) C09B 45/48 (2006.01)

Patent

CA 1109061

Case 3-11044/+ Canada SALTS OF 1:2-METAL-COMPLEX DYES FREE FROM SULPHONIC ACID GROUPS Abstract of the Disclosure Salts of 1:2-chromium- or -cobalt-complex dyes free from sulphonic acid groups of the formula Image wherein V1 is methyl and V2 is a group of the formula Image W being hydrogen, halogen, alkyl or alkoxy, or the group Image forms a group of the formula Image - 1 - Q being alkyl or alkoxycarbonyl, X is hydrogen or alkyl, Y is hydrogen, halogen, alkyl or nitro, Z is -O- or -COO-, B is a basic xanthene dye, A is a primary or secondary aliphatic or cycloaliphatic amine having 8-25 C-atoms, L is alkylsulphonyl or sulphamoyl, q is 0, 1 or 2, m + n = 1, wherein m = 0.2 - 0.8 and n = 0.8 - 0.2 which are excellently soluble in organic solvents and especially suitable for dyeing the solutions of polymers. - 1a -

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