Patent application number | Description | Published |
20080257781 | METHOD OF MANUFACTURING ALCOHOL ESTERS FROM TRIGLYCERIDES AND ALCOHOLS USING HETEROGENEOUS CATALYSTS BASED ON PHOSPHATE OR AN ORGANOPHOSPHOROUS COMPOUND OF A GROUP 4 METAL - A method of manufacturing a composition of alcohol esters of linear monocarboxylic acids with 6 to 26 carbon atoms from a vegetable or animal oil, neutral or acid, virgin or recycled, with monoalcohols having 1 to 18 carbon atoms, in the presence of a phosphate type catalyst or of an organophosphorous compound of a metal selected from the group made up of zirconium, hafnium and titanium, allows to directly produce, in one or more stages, an ester that can be used as fuel and a pure glycerin. | 10-23-2008 |
20100089799 | USE OF ZINC FERRITE-BASED SOLIDS IN A PROCESS FOR DEEP DESULFURIZATION OF HYDROCARBON FRACTIONS - The invention relates to a process for desulfurization of a non-oxidized hydrocarbon feedstock, comprising organic sulfur compounds, by adsorption, especially chemisorption of sulfur on a composition in bulk form consisting essentially of 70% by weight of zinc ferrite and optionally iron oxides or zinc oxides. The process is performed in the presence of hydrogen at a temperature of between 200° C. and 450° C. | 04-15-2010 |
20100154295 | METHOD OF PREPARING ALCOHOL ESTERS FROM TRIGLYCERIDES AND ALCOHOLS USING HETEROGENEOUS CATALYSTS COMBINING AT LEAST A ZnxAl2O3+x TYPE SOLID SOLUTION AND ZnO - A method of preparing a composition of alcohol esters of linear monocarboxylic acids with 6 to 26 carbon atoms from a vegetable or animal oil, neutral or acid, virgin or recycled, with monoalcohols having 1 to 18 carbon atoms, in the presence of a catalyst combining at least a solid solution of Zn | 06-24-2010 |
20100293843 | METHOD OF PREPARING ALCOHOL ESTERS FROM TRIGLYCERIDES AND ALCOHOLS USING HETEROGENEOUS CATALYSTS BASED ON A HYBRID SOLID WITH AN ORGANIC-INORGANIC MIXED MATRIX - A method of preparing a composition of alcohol esters of linear monocarboxylic acids with 6 to 26 carbon atoms from a vegetable or animal oil, neutral or acid, virgin or recycled, with monoalcohols having 1 to 18 carbon atoms, in the presence of a heterogeneous catalyst based on a hybrid solid with an organic-inorganic mixed matrix, allows to directly produce, in one or more stages, an ester that can be used as fuel and a pure glycerin. | 11-25-2010 |
20110028748 | NOVEL HYBRID ORGANIC-INORGANIC MATERIAL IM-19 AND METHOD OF PREPARING SAME - The invention relates to a novel hybrid organic-inorganic material containing an inorganic network of metal centres based on the element gallium, connected to each other by organic bridges, to the preparation and to the use thereof. The invention also relates to an intermediate solid obtained during the synthesis of said hybrid organic-inorganic material. | 02-03-2011 |
20110092730 | HETEROGENEOUS CATALYST OF THE ZINC ALUMINATE SPINEL TYPE SURSTOICHIOMETRIC IN ZINC AND USE THEREOF IN A PROCESS FOR PREPARATION OF ALCOHOL ESTERS FROM TRIGLYCERIDES AND ALCOHOLS - A catalyst with a mixed zinc and aluminium oxide base having a spinel structure surstoichiometric in zinc, in which part of the Zn atoms are in the octahedral position, a process for preparation of the same and use of the same in a process for preparation of a compound of linear monocarboxylic acid alcohol esters with 6-26 carbon atoms from a vegetable or animal oil, neutral or acid, virgin or recycled, with monoalcohols of 1-18 carbon atoms allowing an ester that can be used as a motor fuel or a heating fuel and a pure glycerine to be obtained directly in one or more steps, | 04-21-2011 |
20110288342 | METHOD OF CONVERTING ALCOHOLS IN THE PRESENCE OF A CATALYST OF PRETREATED ZINC OXIDE TYPE - The method for catalytic conversion of alcohols according to the present invention using a zinc oxide catalyst comprises a thermal pretreatment stage in an inert and/or reducing atmosphere at a temperature of at least 100° C., prior to the reaction stage. | 11-24-2011 |
20120000855 | PREPARATION OF A SOLID BASED ON ZINC OXIDE FOR USE IN PURIFYING A GAS OR A LIQUID - The invention concerns a process for preparing a solid comprising ZnO and a binder comprising the following steps: pre-mixing powders comprising at least one ZnO powder and at least one binder (step a), mixing the paste obtained (step b), extruding (step c) the paste obtained in step b), drying the extrudates, and calcining (step d) in a stream of gas comprising oxygen. | 01-05-2012 |
20120004433 | METHOD OF PREPARING ALCOHOL ESTERS FROM TRIGLYCERIDES AND ALCOHOLS USING HETEROGENEOUS CATALYSTS BASED ON NITROGEN-CONTAINING METALLOPHOSPHATES - A method of preparing a composition of alcohol esters of linear monocarboxylic acids with 6 to 26 carbon atoms from a vegetable or animal oil, neutral or acid, virgin or recycled, with monoalcohols having 1 to 18 carbon atoms, in the presence of a catalyst of nitrogen-containing metallophosphate type. | 01-05-2012 |
20120283435 | NOVEL ORGANIC/INORGANIC HYBRID DMOF-1-N3 SOLID PROVIDED WITH AN AZIDE FUNCTION, AND METHOD FOR PREPARING SAME - The invention describes a crystallized hybrid solid with an organic-inorganic matrix, of three-dimensional structure, containing an inorganic network of zinc-based metal centers connected to one another by organic ligands constituted by the entities —O | 11-08-2012 |