| Patent application number | Description | Published |
|---|
| 20090221859 | Production of Difluoroethanol - Difluoroethanol is produced by hydrogenation, in the presence of an effective amount of a catalyst containing at least one element of Group VIII of the Periodic Table deposited onto a solid, acidic mineral support, of an acetyl halide having the following formula (I), in which formula X is a halogen atom other than a fluorine atom: | 09-03-2009 |
| 20100113800 | Formation of Carbon-nitrogen bond - The present invention relates to a process to create a carbon-nitrogen bond by the reaction of an aromatic compound carrying at least one electro attractive group with one nitrogenous heterocyclic type nucleophile compound. The invention aims, in particular, at a link reaction between an aromatic compound carrying at least one electro attractive group and an imidazole heterocycle type. The invention process, consisting of the reaction of an aromatic compound carrying one leaving group and at least one electro attractive group and a nitrogenous heterocyclic type nucleophile compound comprising a N—H pattern likely to substitute the leaving group, thereby creating a carbon-nitrogen bond in the presence of a copper catalyst, of a base in an organic solvent, is characterized by the fact that the said nitrogenous heterocycle reacts with an aromatic type electrophile compound carrying one leaving group (Y) chosen from bromine, chlorine or sulfonic ester and at least one electro attractive group (Z1), in the presence of a copper catalyst, of a mineral or organic base, of an extracting agent selected from aliphatic diamines, aliphatic amino alcohols and diols in a polar aprotic organic solvent with a dielectric constant less than about 20 and a basicity such that its “donor number” is less than about 25. | 05-06-2010 |
| 20100292121 | DICARBOXYLIC ACID DIESTERS, NOTABLY THOSE PREPARED FROM FUSEL OILS - Novel dicarboxylic acid diesters and admixture thereof have the formula (I): | 11-18-2010 |
| 20110288324 | METHOD FOR MANUFACTURING COMPOUNDS INCLUDING NITRILE FUNCTIONS - A process for the preparation of compounds containing nitrile functions and, more specifically, compounds containing two nitrile functions, such as succinonitrile and adiponitrile, is described. A process for preparing dintrile compounds obtained by reacting ammonia with an aqueous solution of a dicarboxyl compound in the presence of a silicon orthophosphate catalyst is also described. | 11-24-2011 |
| 20120059196 | METHOD FOR PREPARING A TERPENYLCYCLOHEXANOL - A method for preparing a terpenylcyclohexanol using a terpenylphenol is described. A method for preparing a terpenylcyclohexanol by hydrogenation of a terpenylphenol is also described wherein the method includes hydrogenating the latter in a liquid phase, in the presence of a Raney nickel catalyst including residual aluminium and doped with a mixture of iron and chromium. | 03-08-2012 |
| 20120071686 | PRODUCTION OF DIESTERS FROM DINITRILE COMPOUNDS - Diesters are prepared by first hydrolyzing dinitrile compounds into imide compounds and then reacting such imide compounds with at least one alcohol. | 03-22-2012 |
| 20130005810 | ORGANIC UNCOUPLING AGENTS - The present invention relates to a method for controlling the growth of bacterial biomass in an aqueous system, including adding to the aqueous system or contacting the aqueous system, with an efficient amount of an uncoupling agent selected from vanillin, pentaerythritol and a betaine of general formula (1): (R) | 01-03-2013 |
| 20130204001 | PROCESS FOR PRODUCING COMPOUNDS COMPRISING NITRILE FUNCTIONS - The production of compounds comprising nitrile functions and of cyclic imide compounds is described. Further described, is the production of compounds comprising nitrile functions from compounds comprising carboxylic functions, optionally of natural and renewable origin, and from a mixture N of dinitriles comprising 2-methylglutaronitrile (MGN), 2-ethylsuccinonitrile (ESN) and adiponitrile (AdN). | 08-08-2013 |
| 20130204015 | PROCESS FOR PREPARING A LACTONE - A method for preparing a lactone is described. Also described, is the preparation of butyrolactone, valerolactone and caprolactone. The method for preparing a lactone can include a reduction of a dicarboxylic acid using hydrogen, in a gaseous phase and in the presence of an effective amount of a catalyst including an active ruthenium-tin phase including at least one Ru | 08-08-2013 |
| 20130204046 | HYDRIDE TRANSFER PROCESS FOR KETONE PREPARATION - A hydride transfer process within a reaction between an alcohol and a ketone and in the presence of a heterogeneous catalyst is described. The process can transfer a hydride from an alcohol to a ketone, thus enabling reduction of the ketone and oxidation of the alcohol. Further described, is a process for the simultaneous preparation of cyclohexanone and isopropanol enabling an optimized industrial operation. A mixture of compounds useful for implementing the process and comprising two different ketones and two different alcohols is also described. | 08-08-2013 |
| 20130327988 | PROCESS FOR THE PREPARATION OF IMIDES AND DERIVATIVES THEREOF AND USES - A process for the preparation of imides and also the uses thereof, especially as intermediates for the preparation of solvents, in particular of diester solvents, is described. Further described is a process for preparing cyclic imides and derivatives thereof, especially the corresponding carboxylic acids. | 12-12-2013 |
| 20140171663 | PROCESS FOR PRODUCING COMPOUNDS COMPRISING NITRILE FUNCTIONS - The present invention relates to the production of compounds comprising nitrile functions and of cyclic imide compounds. It relates more particularly to the production of compounds comprising nitrile functions from compounds comprising carboxylic functions, advantageously of natural and renewable origin, and from 2-methylglutaronitrile (MGN) or a mixture N of dinitriles comprising 2-methylglutaronitrile (MGN), 2-ethylsuccinonitrile (ESN) and adiponitrile (AdN). | 06-19-2014 |
| 20140235902 | Method for preparing a mixture of alcohols - A method for preparing a mixture (M) comprising at least an alcohol (Aj), said method comprising the following steps: i) a step in which at least an alcohol (Ai) in gaseous state is oligomerized, thereby producing a mixture (A); ii) a step in which the mixture (A) is condensed to a gaseous stream and to a liquid stream corresponding to a condensed mixture (A); and iii) a step in which the condensed mixture (A) is hydrogenated in the liquid state. | 08-21-2014 |
| 20140316168 | Process for preparing a mixture of alcohols - A process for preparing a mixture (M) comprising at least one alcohol (Aj), wherein said process comprises a reaction for oligomerization in the gas phase of at least one alcohol (Ai), carried out in the presence of a solid catalyst doped with one or more metals, at a temperature greater than or equal to 50° C. and strictly below 200° C. The oligomerization reaction is carried out in the absence of hydrogen. | 10-23-2014 |
| 20140343304 | METHOD FOR MANUFACTURING COMPOUNDS INCLUDING NITRILE FUNCTIONS - The present invention relates to the manufacture of compounds of general formula I or III including nitrile functions. Specifically, the invention relates to the manufacture of compounds including nitrile functions from compounds which include carboxyl functions and which are advantageously of natural and renewable origin. | 11-20-2014 |
| 20140350265 | Method for producing compounds comprising nitrile functions - The present invention concerns the production of compounds comprising nitrite functions and cyclic imide compounds. More specifically, the invention relates to the production of compounds comprising nitrile functions from compounds comprising carboxylic functions, advantageously of natural and renewable origin, and from methyl-2 glutaronitrile (MGN) or a mixture N of dinitriles comprising methyl-2 glutaronitrile (MGN), ethyl-2 succinonitrile (ESN) and adiponitrile (AdN). | 11-27-2014 |
| 20140364351 | Process for preparing a mixture of alcohols - A method for preparing a mixture (M) including at least one alcohol (Aj), wherein said method includes a gas-phase oligomerization reaction of at least one alcohol (Ai) with a solid acid-base catalyst doped with one or more metals, said reaction being carried out in the presence of hydrogen and at a temperature of no less than 50° C. and strictly less than 200° C. | 12-11-2014 |
| 20150051401 | PROCESS FOR PREPARING LACTAMS - The present invention relates to a method for preparing lactams using heterogeneous catalysis by hydrogenating at least one compound of the following formula (I), where A is a radical of the following formula (I′) or (II′): —CH(R | 02-19-2015 |
| 20150087803 | Process for preparing poly(N-acylamides) and poly(N-acylamides) as obtained - The present invention relates to a process for preparing a poly(N-acylamide) by reaction between: —at least one compound of the following formula (I): X—R | 03-26-2015 |
| 20150175515 | Process for preparing diacid compounds - The present invention relates to a process for preparing at least one diacid compound, comprising a step of hydrolysis reaction of at least one imide compound, performed in the absence of catalyst. | 06-25-2015 |
