Dyes containing imidazolylmethylene groups

Details Dyes containing imidazolylmethylene groups Dyes containing imidazolylmethylene groups

C - Chemistry, Metallurgy

09

B

260/155, 260/274

C09B 5/24 (2006.01) C09B 1/00 (2006.01) C09B 3/00 (2006.01) C09B 5/00 (2006.01) C09B 7/00 (2006.01) C09B 11/04 (2006.01) C09B 19/02 (2006.01) C09B 29/00 (2006.01) C09B 31/00 (2006.01) C09B 31/02 (2006.01) C09B 35/00 (2006.01) C09B 47/04 (2006.01) C09B 47/12 (2006.01) C09B 48/00 (2006.01) C09B 57/02 (2006.01) C09B 57/06 (2006.01) C09B 57/08 (2006.01) C09B 57/12 (2006.01) C09B 69/00 (2006.01) D21C 5/02 (2006.01) D21H 21/28 (2006.01)

Patent

CA 1170254

Abstract of the Disclosure: Dyes of the formula Image (I) where R1 is hydrogen, Cl-C6-alkyl or C2-C6-alkenyl, R2 and R3 independently of one another are hydrogen, C1-C5- alkyl or C2-C5-alkenyl, R4 is C1-C12-alkyl or hydroxy-C2-C4- alkyl, X? is one equivalent of an anion, m is from O to 5 and n is from O to 5, with l ?(m+n)? 5, and F is an(m+n)-valent radical of a monoazo dye, a disazo dye, a polyazo dye, a quinophthalone, a bis-dioxazine, a compound of the 5,6-arylo-2-pyrone series, a naphtholactam dye, a tri- phenylmethane dye, a xanthene dye, a phthalocyanine, an indigoid, an anthraquinone dye containing one or more phenyl or naphthyl groups, a more highly fused carbonyl- containing dye, a quinacridone, a perylene-3,4,9,10- tetracarboxylic acid diimide, an anthrapyrimidine, a pyrazoloanthrone, a diaminonaphthoquinone, a naphthazar ine or a naphthalene-1,4,5,8-tetracarboxylic acid diimide The dyes give brilliant wet-fast colorations on cellulose containing fiber material, especially on paper. When used for wet end coloring of paper, the waste water is virtually or completely colorless.

370638

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