Patent application number | Description | Published |
20110089046 | PROCESS FOR THE ELECTROCHEMICAL CLEAVAGE OF LIGNIN AT A DIAMOND ELECTRODE - The invention relates to a process for the electrochemical cleavage of lignin by means of a diamond electrode and also to a process for producing vanillin and derivatives thereof by electrochemical cleavage of lignin in a solution having a pH≦11. | 04-21-2011 |
20110147228 | PROCESS FOR THE ANODIC DEHYDRODIMERIZATION OF SUBSTITUTED PHENOLS - The invention relates to a process for preparing biaryl alcohols, in which anodic dehydrodimerization of substituted phenols is carried out in the presence of partially fluorinated and/or periluorinated mediators and a supporting electrolyte at a graphite electrode. | 06-23-2011 |
20110207968 | PROCESS FOR PREPARING 4-ISOPROPYLCYCLOHEXYLMETHANOL - The present invention relates to a process for preparing 4-isopropylcyclohexylmethanol (IPCHM) from para-cymene. The process for preparing 4-isopropylcyclohexylmethanol (IPCHM) comprises an electrochemical process for preparing a mixture of 4-isopropylbenzaldehyde dimethyl acetal and 4-(1-alkoxy-1-methylethyl)benzaldehyde dimethyl acetal, and intermediates passed through in the process, a hydrolysis step to form the corresponding benzaldehydes and a hydrogenation of this mixture to form 4-isopropylcyclohexylmethanol (IPCHM). | 08-25-2011 |
20110237484 | ELECTROCHEMICAL TEXTILE-WASHING PROCESS - The present invention relates to a washing machine comprising an electrochemical cell, to a process for electrochemical cleaning of fibers, to laundry detergents for electrochemical cleaning of fibers and to the fibers thus cleaned. | 09-29-2011 |
20120016162 | ELECTROCHEMICAL METHOD FOR PRODUCING 3-TERT-BUTYLBENZALDEHYDE DIMETHYL ACETAL - The present invention relates to 3-tert-butylbenzaldehyde dimethyl acetal and to 3-tert-butylbenzyl methyl ether and to an electrochemical method for producing 3-tert-butyl-benzaldehyde dimethyl acetal and intermediates passed through in said method. | 01-19-2012 |
20120064414 | PRODUCING SOLVENT MIXTURES HAVING A LOW WATER CONTENT - A process for producing a solvent mixture comprising
| 03-15-2012 |
20120067736 | PROCESS FOR PREPARING UNSYMMETRICAL BIARYL ALCOHOLS - The invention relates to a process for preparing unsymmetrical biaryl by anodic dehydrodimerization of substituted ortho-alkoxyaryl alcohols in the presence of partially fluorinated and/or perfluorinated mediators and a supporting electrolyte. | 03-22-2012 |
20120071696 | PROCESS FOR PREPARING 2-METHYL-3-(4-TERT-BUTYLPHENYL)PROPANAL WITH HIGH PARA-ISOMER PURITY - The present invention relates to a process for preparing 2-methyl-3-(4-tert-butyl-phenyl)propanal with high para-isomer purity, and also to a process for preparing 4-tert-butylbenzaldehyde with high para-isomer purity. | 03-22-2012 |
20120080320 | PROCESS FOR THE ANODIC CROSS-DEHYDRODIMERIZATION OF ARENES - The invention relates to a process for preparing biaryls by anodic cross-dehydrodimerization of substituted phenols with arenes in the presence of partially fluorinated and/or perfluorinated mediators and a supporting electrolyte. | 04-05-2012 |
20130040031 | METHOD FOR PRODUCING VANILLIN BY ELECTROCHEMICAL OXIDATION OF AQUEOUS LIGNIN SOLUTIONS OR SUSPENSIONS - The present invention relates to a method for producing vanillin, which comprises an electrochemical oxidation of an aqueous, lignin-comprising suspension or solution at an anode, wherein the anode used is a silver electrode. | 02-14-2013 |
20130053582 | PROCESS FOR THE ELECTROCHEMICAL PREPARATION OF GAMMA-HYDROXYCARBOXYLIC ESTERS AND GAMMA-LACTONES - γ-Hydroxycarboxylic esters and γ-lactones which are suitable as flavors can be prepared by electrochemical reductive cross-coupling of α,β-unsaturated esters with carbonyl compounds in an undivided electrolysis cell having a cathode composed of lead, lead alloys, cadmium, cadmium alloys, mercury, steel, glassy carbon or boron-doped diamonds and a basic aqueous electrolyte comprising an electrolyte salt which suppresses the cathodic formation of hydrogen. | 02-28-2013 |
20130056364 | METHOD FOR THE BLEACHING OF KITCHENWARE IN A DISHWASHER - The invention provides a method for bleaching kitchenware in a dishwasher, comprising the step of the in situ activation of a bleach activator by means of a reactive oxygen species, where the reactive oxygen species is generated in situ in the dishwasher by electrolysis of an aqueous solution. | 03-07-2013 |
20140034508 | Process for the preparation of vanillin - The present invention relates to a process for preparing vanillin, comprising an electrolysis of an aqueous, alkaline lignin-comprising suspension or solution, wherein, as anode material, a base alloy is used which is selected among Co-base alloys, Fe-base alloys, Cu-base alloys and Ni-base alloys. | 02-06-2014 |
20140046099 | Process for producing vanillin from vanillin-comprising compositions - The present invention relates to a process for producing vanillin from an aqueous, basic vanillin-comprising composition, in particular from a composition as arises in the oxidation, especially in the oxidation by electrolysis, of aqueous alkaline lignin-comprising compositions, comprising at least one treatment of an aqueous, basic vanillin-comprising composition, in particular the treatment of a composition as arises in the oxidation, especially in the oxidation by electrolysis, of aqueous alkaline lignin-comprising compositions, with a basic adsorbent, in particular an anion exchanger. | 02-13-2014 |
20140100376 | PROCESS FOR THE ELECTROCHEMICAL PREPARATION OF GAMMA-HYDROXYCARBOXYLIC ESTERS AND GAMMA-LACTONES - γ-Hydroxycarboxylic esters and γ-lactones which are suitable as flavors can be prepared by electrochemical reductive cross-coupling of α,β-unsaturated esters with carbonyl compounds in an undivided electrolysis cell having a cathode composed of lead, lead alloys, cadmium, cadmium alloys, mercury, steel, glassy carbon or boron-doped diamonds and a basic aqueous electrolyte comprising an electrolyte salt which suppresses the cathodic formation of hydrogen. | 04-10-2014 |
20140346057 | ELECTROCHEMICAL TEXTILE-WASHING PROCESS - The present invention relates to a washing machine comprising an electrochemical cell, to a process for electrochemical cleaning of fibers, to laundry detergents for electrochemical cleaning of fibers and to the fibers thus cleaned. | 11-27-2014 |