| Patent Number |
Title Of Patent |
Date Issued |
| 7507263 |
Fibre-reactive anthraquinone dyes, process for their preparation and the use thereof |
March 24, 2009 |
| Anthraquinone dyes of formula ##STR00001## wherein R.sub.1, R.sub.2 and R.sub.3 are each independently of one another hydrogen or unsubstituted or substituted C.sub.1-C.sub.12alkyl, X.sub.1 is chloro or fluoro, B.sub.1 is methylene-phenylene-methylene which is unsubstituted or subst |
| 7122667 |
Fibre-reactive dyes, their preparation and their use |
October 17, 2006 |
| Reactive dyes of formula (1) wherein Q.sub.1, Q.sub.2, Q.sub.3 and Q.sub.4 are each independently of the others hydrogen or unsubstituted or substituted C.sub.1 C.sub.4alkyl, A is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan or dioxazine |
| 7087730 |
Fiber-reactive azo dyes, their preparation and their use |
August 8, 2006 |
| Reactive dyes of formula (I), wherein A is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan or dioxazine chromophore, Q.sub.1, and Q.sub.2 are each independently of the other hydrogen or unsubstituted or substituted C.sub.1 C.sub.4alkyl, ( |
| 7038024 |
Fibre-reactive azo dyes, their preparation and their use |
May 2, 2006 |
| Reactive dyes containing at least one structural unit of formula (I), wherein Y is vinyl or a radical --CH.sub.2--CH.sub.2--U and U is a group removable under alkaline conditions, are suitable for dyeing cellulosic or amide-group-containing fiber materials. ##STR00001## |
| 6670457 |
Reactive dyes, their preparation and use |
December 30, 2003 |
| Compounds of the formula ##STR1##in which the variables are as defined in the claims, which are suitable as fiber-reactive dyes for dyeing widely varying fiber materials, are described. |
| 6203746 |
Process for the treatment of cellulose fibres |
March 20, 2001 |
| The present invention relates to a process for the treatment of lyocell cellulose fibers which comprises treating the lyocell cellulose fibers with at least one compound of the formula ##STR1##whereinR.sub.1 and R.sub.2 are each independently of the other halogen or a sulfo-substitut |
| 5989297 |
Dye mixtures processes for their preparation and their use |
November 23, 1999 |
| Dye mixtures comprising at least one compound of the formula ##STR1## and at least one compound of the formula ##STR2## in which the variables are as defined in the claims,which are suitable as fibre-reactive dyes for dyeing widely varying fibre materials, are described. |
| 5969113 |
Reactive dyes, their preparation and use |
October 19, 1999 |
| Compounds of the formula ##STR1## in which the variables are as defined in the claims, which are suitable as fibre-reactive dyes for dyeing widely varying fibre materials, are described. |
| 5931975 |
Dyes, processes for their preparation and their use |
August 3, 1999 |
| Dyes of the formula ##STR1## in which A.sub.1 and A.sub.2 independently of one another are the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan, azomethine, dioxazine, phenazine, stilbene, triphenylmethane, xanthene, thioxanthone, nitroary |
| 5772698 |
Reactive dyes from the dioxazine series, their preparation and use |
June 30, 1998 |
| Compounds of the formula ##STR1## are described in which the variables are as defined in the claims and which are suitable as fiber-reactive dyes for dyeing a wide range of fiber materials. |
| 5750662 |
Disazo dyes containing haloacryloylamino or dihalopropionylamino and substituted triazinyl react |
May 12, 1998 |
| Compounds of the formula ##STR1## in which the variables are as defined in the claims, which are suitable as fibre-reactive dyes for dyeing or printing widely varying fibre materials, are described. |
| 5718730 |
Fibre-reactive anthraquinone dyes, process for their preparation, and their use |
February 17, 1998 |
| Anthraquinone dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 independently of one another are hydrogen or are substituted or unsubstituted C.sub.1 -C.sub.12 alkyl,X.sub.1 and X.sub.2 independently of one another are chlorine or fluorine,B.sub.1 i |
| 5686584 |
Reactive dyes, their preparation, and their use |
November 11, 1997 |
| Compounds of the formula ##STR1## in which the variables are as defined in the claims, and which are suitable as fibre-reactive dyes for dyeing and printing widely varying fibre materials, are described. |
| 5684138 |
Asymmetrical reactive dyes containing two triazinyl radicals which are bridged via an aliphatic |
November 4, 1997 |
| Reactive dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3 and R.sub.4 independently of one another are hydrogen or substituted or unsubstituted C.sub.1 -C.sub.4 alkyl,B is an aliphatic bridge member,Y.sub.1 and Y.sub.2 independently of one another are halogen or ca |
| 5629410 |
Reactive azo dyes containing an aminocarbonyl or aminosulfonyl bridge member |
May 13, 1997 |
| The invention relates to compounds of formula ##STR1## wherein the variables are as claimed in the claims and which are suitable as fibre-reactive dyes for dyeing a wide range of fibre materials. |
| 5601622 |
Fibre-reactive anthraquinone dyes, process for their preparation, and their use |
February 11, 1997 |
| Anthraquinone dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 independently of one another are hydrogen or are substituted or unsubstituted C.sub.1 -C.sub.12 alkyl,X.sub.1 and X.sub.2 independently of one another are chlorine or fluorine,B.sub.1 i |
| 5599911 |
Fiber-reactive dyes having a central 1,3,5-triazine ring to which are bonded to a monoazo chromo |
February 4, 1997 |
| Reactive dyes of the formula ##STR1## in which the variables have the meanings stated in the claims, are described. The dyes according to the invention are particularly suitable for dyeing cellulosic fibre materials and give dyeings with good fastness properties and a high color |
| 5552532 |
Reactive dyes, processes for their preparation and their use |
September 3, 1996 |
| Reactive dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3 and R.sub.4 independently of one another are hydrogen or substituted or unsubstituted C.sub.1 -C.sub.4 alkyl,B is an aliphatic bridge member,Y.sub.1 and Y.sub.2 independently of one another are halogen or ca |
| 5410041 |
Bisreactive dyes having a disulfophenylene bridging member |
April 25, 1995 |
| The invention relates to fibre-reactive dyes of formula ##STR1## wherein the variables are as defined in the claims. These dyes are especially suitable for dyeing cellulosic fibre materials and produce dyeings of good tinctorial strength and good fastness properties. |
