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| Number | Title | Issue Date |
| 7429279 | Dye mixtures of fiber-reactive AZO dyes, their preparation and their use Reactive dye mixtures which comprise one or more dyes of the indicated general formula (i) and one or more dyes of the hereinbelow indicated and defined general formula (II) where... | 09/30/2008 |
| 7413578 | Colorants comprising cationic azacyanine dyes The present invention relates to agents comprising cationic azacyanine dyes of the formula (I) for coloring keratin fibers, such as, for example, wool, silk or furs and in particular human hair (where X1 is N—R1, O or S a... | 08/19/2008 |
| 7410507 | Use of cationic azacyanine dyes for coloring keratin fibers The present invention relates to the use of cationic azacyanine dyes of the formula (Ia) or (Ib) for coloring keratin fibers, and to a method of coloring hair with various degrees of damage. ... | 08/12/2008 |
| 7407517 | Cationic azo dyes with julolidine units, dyeing composition containing them, method of dyeing The present disclosure relates to the use of cationic azo compounds with julolidine units as direct dyes, for the dyeing of keratin fibers, including human keratin fibers, such as the hair. The present disclosure also relates to a dyeing composition for the dyeing o... | 08/05/2008 |
| 7374583 | Cationic azacyanine dyes and coloring agents containing said dyes The present invention relates to agents containing cationic azacyanine dyes having formula (I) for dyeing fibers, such as, for example, keratin fibers, wool, silk or fleeces, and in particular human hair, as well as to new asymmetrical azacyanine dyes. | 05/20/2008 |
| 7232467 | Method of coloring porous material A method of colouring porous material, especially human hair, is described, which method comprises applying to the material being coloured, in any desired order successively, or simultaneously, a) at least one capped diazonium compound of Formula (1) and/or at least... | 06/19/2007 |
| 7229479 | Method of coloring porous material A method of coloring porous material, especially human hair, is described, which method comprises applying to the material being colored, in any desired order successively, or simultaneously, a) at least one capped diazonium compound and b) at least one cationic wat... | 06/12/2007 |
| 7204861 | Hair coloring compositions The present invention relates to hair colouring and bleaching compositions comprising i) at least one source of peroxymonocarbonate ions, ii) at least one alkalizing agent, preferably a source of ammonium ions, and iii) at least one radical scavenger, wherein said c... | 04/17/2007 |
| 7125966 | Azo compounds The present invention relates to novel dyestuffs of formula (I) wherein the substituents have the meanings defined in the claims, the production of such dyestuffs, the use of these dyestuffs and material dyed or printed by such dyestuffs | 10/24/2006 |
| 7029501 | Hair dye composition Provided is a hair dye composition containing a dissociative direct dye represented by the following formula (1): wherein, R1 to R4 each represents H or substit... | 04/18/2006 |
| 7018426 | Oxidation dye The object of the invention is an agent for the oxidative dyeing keratin fibers, wherein it contains (a) at least one 4,5-diaminopyrazole derivative of Formulas (I), (II) or (III) or its salt with organic or inorganic acids | 03/28/2006 |
| 6863698 | Agent for dyeing keratin containing fibers A method for coloring Keratin-containing fibers which comprises applying a composition containing a compound of formula A—CH═B—CH═A′ (I). ... | 03/08/2005 |
| 6767394 | Dye composition A composition comprising a dye of Formula (I) and a dye of Formula (II) or salts thereof, and use of the composition in ink jet printing ... | 07/27/2004 |
| 6736862 | Indole/indoline based hybrid dyes and indole/indoline based hybrid dye intermediate products A composition and method for using the composition for dyeing keratin fibers. The composition consists of indole/indoline hybrid dyes and hybrid dye precursors. More particularly, the indole/indoline hybrid dyes and hybrid dye precursors correspond to formula (I): | 05/18/2004 |
| 6660048 | Aqueous dye solutions The aqueous dye solutions of the composition shown in claim 1 are distinguished by a good storage stability and are suitable for dyeing paper in red color shades.... | 12/09/2003 |
| 6451072 | Reactive dyes, process for their preparation and their use Reactive dyes of formula (1) ##STR1## wherein A is phenyl or naphthyl, each of which is unsubstituted or substituted by halogen, C1 -C4 alkyl, C1 -C4 alkoxy, carboxy, sulfo or a fiber-reactive group of formula (... | 09/17/2002 |
| 6297362 | Azo dyes Compound of the formula (I) ##STR1## wherein R is hydrogen or optionally substituted C1 -C6 -alkyl, R1 is hydrogen or C1 -C6 -alkyl, R2 is hydrogen, optionally substituted C1 -C6 | 10/02/2001 |
| 6241789 | Process for dyeing or printing and novel reactive dyes Process for dyeing or printing paper, films of plastic or fibre material containing hydroxyl groups or containing nitrogen with reactive dyes, which comprises using at least one reactive dye of the formula (1) from the following group a) and at least one ... | 06/05/2001 |
| 6068687 | Azo dyes and their preparation and use Azo dyes of formula (4) ##STR1## wherein A, R4, M and m are as defined in the specification, are excellent dyes for dyeing and printing of cellulose containing materials and especially for the preparation of inks for ink jet printing.... | 05/30/2000 |
| 6033443 | Process for treating cellulose fibres This invention relates to a process for treating Lyocell cellulose fibers, which comprises treating the Lyocell cellulose fiber with at least one compound of formula ##STR1## wherein X is --NR-- or --S--, A is an aliphatic radical containing 1 to 18 ... | 03/07/2000 |
| 5984976 | Process for improving the photochemical stability of dyeings and prints on polyester fibres A process for the photochemical stabilization of dyeings and prints on polyester fibre material, which comprises treating the polyester fibre material with a compound of formula ##STR1## wherein R1, R2, R3, R4 | 11/16/1999 |
| 5914444 | Process for increasing the sun protection factor of cellulosic fiber materials Process for increasing the sun protection factor of cellulosic fibre materials by treating the cellulosic fibre materials with at least one direct dye and at least one UV absorber.... | 06/22/1999 |
| 5759212 | Process for coloring synthetic textile materials A process for coloring a synthetic textile material or fiber blend thereof which comprises applying to the synthetic textile material a dye, which is free from water solubilizing groups, carrying at least one --SO2 F group provided that the dye... | 06/02/1998 |
| 5718730 | Fibre-reactive anthraquinone dyes, process for their preparation, and their use Anthraquinone dyes of the formula ##STR1## in which R1, R2, R3, R4 and R5 independently of one another are hydrogen or are substituted or unsubstituted C1 -C12 alkyl, X... | 02/17/1998 |
| 5693103 | Process for dyeing polyester/cotton blends A single bath process for exhaust dyeing polyester and cotton fiber blends by the use of a fiber reactive, vinyl sulfone dye in admixture with a disperse dye under alkaline pH conditions.... | 12/02/1997 |
| 5674299 | Process for dyeing paper The cationic or basic dyes of formulae (1) and (2) cited in claim 1 are particularly suitable for dyeing paper. These dyes dye paper in a yellow, orange or brown shade having good fastness properties.... | 10/07/1997 |
| 5665124 | Process for dyeing and printing materials containing hydroxyl and/or carboxamide groups Dyeings having improved properties are obtained with a dyestuff of the following formula ##STR1## wherein the substituents have the meaning given in the description.... | 09/09/1997 |
| 5653773 | Process for dyeing or printing fibre materials containing hydroxyl groups Process for dyeing or printing fibre materials containing hydroxyl groups, characterized in that at least one blue-dyeing dyestuff of the formula ##STR1## wherein the substituents have the meaning given in the description, is used together with at l... | 08/05/1997 |
| 5601622 | Fibre-reactive anthraquinone dyes, process for their preparation, and their use Anthraquinone dyes of the formula ##STR1## in which R1, R2, R3, R4 and R5 independently of one another are hydrogen or are substituted or unsubstituted C1 -C12 alkyl, X... | 02/11/1997 |
| 5556435 | Mixtures fiber-reactive dyes and use thereof for dyeing fiber Mixtures of fiber-reactive dyes in brilliant orange to red shades comprise one or more disazo dyes of the formula ##STR1## and one or more monoazo dyes of the formula ##STR2## in which: D1 D2 and D3, which are id... | 09/17/1996 |
| 5542956 | Process for dyeing or printing hydroxyl group containing fiber materials The invention relates to a process for dyeing or printing hydroxyl group containing fiber materials, which comprises using at least one yellow or orange dyeing dye of formula ##STR1## wherein the substituents are as defined in claim 1, together with ... | 08/06/1996 |
| 5486213 | Process for the dyeing of leather with dye mixtures Dye mixtures comprising at least two metal-free dyes, one of which contains two to eight sulfo groups and the other three to eight sulfo groups, the mixture comprising at most one dye having two sulfo groups, are used for the dyeing of leather. Preferably... | 01/23/1996 |
| 5456728 | Reactive dyestuff mixture having improved properties in combination An improved reactive dyestuff mixture comprises at least one monochlorotriazine dyestuff 1 and at least one monofluorotriazine dyestuff 2 and/or fluorochloropyrimidine dyestuff 3, and if appropriate additional dyestuffs having the formulae given in the de... | 10/10/1995 |
| 5423888 | Reactive dyestuff green mixture having reduced dichroism A reactive dyestuff mixture contains at least one vinylsulphonylphthalocyanine dyestuff, at least one Ni fluoro-chloropyrimidenyl phthalocyanine dyestuff and/or one Ni chlorotriazinyl-phthalocyanine dyestuff.... | 06/13/1995 |
| 5401834 | Asymmetrical 1:2 chromium and cobalt complexes of further substituted 6- or 7-amino-1-hydroxy-2-(nitro-phenylazo)-3-sulfonapthalenes Complexes of the formula ##STR1## which are in free acid or salt form, and mixtures thereof, wherein each of R1 and R3 is independently hydrogen, C1-4 alkyl or C1-4 alkyl monosubstituted by hydroxy, amino, sulfo... | 03/28/1995 |
| 5401277 | Reactive dyestuffs Reactive dyestuffs of the formula ##STR1## in which X is ##STR2## and Z is a heterocyclic reactive group and the remaining groups have the meaning given in the description, are highly suitable for the dyeing and printing of hydroxyl- or ami... | 03/28/1995 |
| 5393307 | Reactive dyestuff mixture A reactive dyestuff mixture showing improved compatibility contains at least one vinylsulphonyltriazine dyestuff 1, at least one monofluorotriazine dyestuff 2 or fluorochloropyrimidine dyestuff 3 together with, if desired, additional dyestuffs.... | 02/28/1995 |
| 5393306 | Dye mixtures, processes for their preparation and their use Dye mixtures which comprise a reactive dye of the formula ##STR1## together with at least one reactive dye of the formulae ##STR2## in which D, D', R1, R2, R3, R3 ' and B are as defined in claim 1, are... | 02/28/1995 |
| 5324330 | Dye mixtures and the use thereof Dye mixtures comprising at least one dye of formula ##STR1## and at least one dye of formula ##STR2## wherein the substituents are as defined in claim 1, have good allround fastness properties and are suitable for dyeing cellulosic fibre ma... | 06/28/1994 |
| 5320648 | Process for dyeing or printing hydroxyl group containing fibre materials The invention relates to a process for dyeing or printing hydroxyl group containing fibre materials, which comprises using at least one yellow or orange dyeing dye of formula ##STR1## wherein the substituents are as defined in claim 1, together with ... | 06/14/1994 |
