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Clariant Produkte (deutschland) Gmbh

Weylchem Wiesbaden Gmbh

Aventis Research & Technologies Gmbh & Co Kg

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C-lecta Gmbh

Clariant Produkte Gmbh

Clariant Specialty Fine Chemicals

Weylchem Lamotte

Gerd Reinhardt

Hanspeter Gethoffer

Peter Naumann

Frank Jaekel

Georg Borchers

Miriam Ladwig

Gerhard Noltner

Michael Best

Vera Friderichs

Andreas Schottstedt

Michael Seebach

Fritz-Feo Grabley

Mathias Groeschen

Ekaterina Jonas

Christian Sidot

Walter Rupp

Wolf-Dieter Muller

Christoph Porz

Werner Antwerpen

Nicole Reichardt

Werner Janitschek

Martin Hille

Ahmed M Tafesh

Matthias Beller

Roman Morschhaeuser

Frank-Peter Lang

Bernd Scharbert

Dennis Miller

Alexander Lerch

Hermann Schindler

Jurgen Cramer

Helmut Berenbold

Marc Struhalla

Rico Czaja

Sven Gebhard

Daniel Kewitz

Aylin Karadag

Hermann Hoffmann

Manfred Muller

Matthias Loeffler

Wilfried Schuler

Melanie Sajitz

Torsten Pilz

Eric Jacquinot

Wolf-Dieter Mueller

Joachim Erbes

Isabel Scheffer

Rainer Bohner

Christian Thulig

Bernt Krebs

Rolf Peter Schulz

Georg Bader

Narayan D Sadanani

Wolf-Dieter Meller

Ulrike Rudolf

Wolf-Dieter M Uller

Hajime Endo

Nicole Horneff

Ina Herrgen

Irina Geiger

Lars Cuypers

Audrey Caron

Hans Prehler

Laszlo I Simandi

Tatiana M Simandi

Ina Golla

Reto Wieduwilt

Henri Jourdan

Edwin Weber

Thomas Sch&ouml;nherr

Roland Steinl

Gabor Besenyei

Hans Jürgen Scholz

Sven Gehard

Thomas Greiner-Stoeffele

Ernst Spicker

Thorsten Schneider

The invention relates to a bleach catalyst granules containing a metal-containing bleach catalyst, which comprises at least one ligand selected from the group comprising di- or trimethyltriazcyclononanes or derivatives therefrom, and a homo- or copolymer polycarboxylate, salts thereof or partially neutralized having a pH-value of between 3 and 9. Said granules are produced in an anhydrous granulation process, in particular by compacting, the treatment temperature being maintained at below 100&#xb0; C.

Bleach catalyst granules, use thereof and washing cleaning agents containing the same

The invention relates to a bleaching-agent co-granule containing a bleach activator, a metal-containing bleach catalyst comprising at least one ligand from the group consisting of di- or trimethyltriazacyclononane and derivatives of these, and a homo- or copolymeric polycarboxylate or its salts or partial neutralizates having a pH in the range from 3 to 9. The bleaching-agent co-granule is obtained in an anhydrous granulating process, preferably by compaction at a temperature below 100&#xb0; C. The invention also relates to the method of using the bleaching-agent co-granule in dishwasher detergents and to a detergent comprising said bleaching-agent co-granule.

Bleaching-agent co-granules, method for producing said bleaching-agent co-granules, and use of said bleaching-agent co-granules

The invention relates to the use of manganese or iron complexes which, as well as a tetraoxolene unit, contain two macrocyclic, N-containing ligands, especially cyclen or cyclam ligands, in washing and cleaning compositions in the form of granules or powder or solution or suspension for bleaching of colored stains both on textiles and on hard surfaces. The invention also relates to washing and cleaning compositions which comprise such complexes as bleach activators and to the use thereof for textile washing or for dishwashing detergents and other uses in personal care and other areas.

Use of transition metal complexes as bleach catalysts in washing and cleaning compositions

The invention relates to a method for producing manganese complex compounds of the general formula (1), wherein M, X, L, z, Y and q are defined as in claim. The method is characterized by the following steps: a) reacting one or more bivalent metal salts with the ligand L in water as the solvent to form a coordination compound from the one or more bivalent metal salt and the ligand L, the one or more bivalent metal salts being selected from bivalent manganese salts and iron salts and at least one bivalent metal salt being a bivalent manganese salt, b) oxidizing the coordination compound of step a) with an oxidant while at the same time maintaining a pH of 11 to 14, to transform the metal M from the bivalent to the trivalent and/or tetravalent form, c) reducing the pH of the reaction mixture to a pH of 4 to 9 and removing any metal oxides or metal hydroxides of the metal M formed and d) adding, at a pH of 4 to 9, a salt of the formula MezYq, wherein Me represents an alkali metal ion, ammonium ion or an alkanol ammonium ion, and Y, z and q are defined as in formula (1). 

Method for producing bridged manganese complexes of triazacyclononane

The invention relates to a method for producing homogeneous solutions of metal complexes of general formula (2): [MLX]Y, where M is a metal from the group comprising Mn(II), Mn(III), Mn(IV), Fe(III), Fe(III) or Fe(IV), X is a coordinated compound selected from mono- bi- or tri-charged anions or neutral molecules which are able to coordinate with a metal mono- bi- or tri-dentate, Y is a non-coordinated counter-ion which ensures charge equalization of the complex, L is a ligand of general formula (1) or the protonized or de-protonized form thereof, and a, x, n, m, R, R, R, Rand z are as specified in claim, in diols or polyols, the monoethers or mixtures of said substances. Said method is characterized in that a ligand of the formula (1) is reacted with an iron or manganese salt in a heterogeneous reaction in the diol or polyol, the monoethers or mixtures of these substances. 

Method for producing 3,7-diaza-bicyclo[3.3.1]nonane-metal complex solutions

The invention relates to the use of manganese oxalates in detergents and cleaning agents, in particular in cleaning agents containing peroxy compounds for hard surfaces.

Use of manganese oxalates as bleach catalysts

The invention relates to a method for producing acyloxy benzoic acids of the formula (I), in which Ris a linear or branched saturated alkyl group with 6 to 30 carbon atoms, a linear or branched mono- or polyunsaturated alkenyl group with 6 to 30 carbon atoms, or an aryl group with 6 to 30 carbon atoms. The acyloxy benzoic acids of the formula (I) are produced from para-hydroxy benzoic acid and a corresponding carboxylic acid halide in the presence of an alkali hydroxide. 

Method for producing acyloxy benzoic acids

The invention relates to compounds in solid form, containing a) one or more manganese complex compounds of the general formula (1), where M is independently selected from manganese in the III or IV oxidation state, X is independently a co-ordinating or bridging species selected from HO, O, O, O, OH, HO, SH, S, SO, Cl, N, SCN, N, RCOO, NHand NR, where R is a radical selected from H, alkyl and aryl, L are independently organic ligands, each of which contains at least two nitrogen atoms co-ordinated on manganese, z is an integer from &#x2212;4 to +4, Y is a monovalent or multivalent counter-ion selected from chloride, sulphate, hydrogen sulphate, nitrate and acetate, which leads to charge neutrality of the complex, and q is an integer from 1 to 4, and b) one or more salts of the general formula R'&#x2014;CH&#x2014;SOMe, where R&#x2032; is CHor CHand denotes Me, Na, K, Ca or Mg, characterized in that the molar ratio of the manganese complex compound of the general formula (1) to salt of the general formula R&#x2032;&#x2014;CH&#x2014;SOMe is 1:0.5 to 1:5. The invention also describes a method for producing the compounds and to the use thereof as oxidation catalysts or bleach catalysts, in particular in detergents or cleaning agents. 

Bleach catalyst compounds, method for the production thereof and use thereof

The invention relates to co-granules containing a) at least one bleach activator, b) at least one metal-containing bleach catalyst, and c) at least 5 wt. % of at least one organic acid. The co-granules are easy to produce, have a high stability in storage and are advantageously suitable for producing cleaning products and detergents and especially products for cleaning crockery in a machine.

Bleach granules

The invention relates to a method for producing metal complexes of formula (2) [MLX]Y(2), where M is a metal from the group consisting of Mn(II), Mn(III), Mn(IV), Fe(II), Fe(III) or Fe(IV), X is a coordinating compound selected from mono-, bi- or tri-charged anions or neutral molecules which can coordinate to a metal in mono-, bi- or tri-dentate form, Y represents a non-coordinating counter-ion which ensures charge equalization of the complex, L represents a ligand of formula (1) or the protonized or de-protonized form thereof, and a, x, n, m, R, R, R, Rand z have the meanings described in claim. Said method is characterized in that the reaction of one or more ligands of formula (1) with an iron salt or manganese salt is carried out in an acetone/water mixture in a temperature range from 0 to 50&#xb0; C. and for this purpose a solution or a suspension of the one or more ligands of formula (1) in acetone is brought in contact with an aqueous metal salt solution of the iron salt or manganese salt in the temperature range in which the reaction takes place. 

Method for producing 3,7-diaza-bicyclo[3.3.1]nonane metal complexes

The invention relates to co-granules containing a granule core and a sheath or coating layer surrounding the granule core. Said co-granules are characterized in that the granule core contains a) at least one bleach activator, a2) between 0 and 20 wt. % of the total quantity of at least one bleach catalyst contained in the co-granule, and c) at least one binding agent, and the sheath or coating layer contains d) between 80 and 100 wt. % of the total quantity of the at least one bleach catalyst contained in the co-granule, and e) at least one coating agent. The co-granules are advantageously suitable for producing cleaning products and detergents and especially products for washing crockery in a machine.

Bleach granules comprising an active coating

The invention relates to a method for isolating concentrated paraffin sulfonic acids from reaction mixtures that are produced during the sulfoxidation of n-paraffins, from which a major part of the sulfuric acid and the paraffin was removed by phase separation and which contain, in addition to the free paraffin sulfonic acids, n-paraffins, water and optionally minor amounts of sulfuric acids. The method according to the invention is characterized by removing paraffin and optionally residual water by vacuum distillation. The paraffin sulfonic acids obtained by distillation have a content of more than 85% by weight of the active substance. The material is pale, odorless and low in sulfuric acid and paraffin.

Method for isolating concentrated paraffin sulfonic acids

A process for preparing solid alkaline earth metal salts of secondary paraffinsulphonic acids is claimed. This process comprises converting an aqueous solution of a secondary paraffinsulphonic acid and an alkaline earth metal hydroxide into solid form by spray drying.

Process for preparing solid alkaline earth metal salts of secondary paraffinsulphonic acids

What are claimed are synergistically active bleach activator mixtures consisting of in which R is C-C-alkyl, and

Bleach activator mixtures

What are claimed are synergistically active bleach mixtures consisting of a) a compound of the formula (1) in which n is 3, 4 or 5, andb) tetraacetylethylenediamine and/or 1,5-diacetyl-2,4-dioxo-1,3,5-hexa-hydrotriazine.

Mixtures of bleaching agents

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Kelkheim, Germany

Gerd Reinhardt