Abstract: The invention describes a crystallized hybrid solid with an organic-inorganic matrix, of a three-dimensional structure, containing an inorganic network of aluminum-based metal centers that are connected to one another by organic ligands that consist of the entity —O2C—C6H3—N3—CO2—. Said solid is called MIL-53-Al—N3 and has an X-ray diffraction diagram as given below.

Abstract: 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.

Abstract: The invention relates to a novel material comprising at least one crystalline organic-inorganic hybrid material (MHOIC) formed with a binding formulation comprising at least one hydraulic binder. The invention also relates to a process for preparing said material, comprising at least one step of mixing at least one powder of at least one crystalline organic-inorganic hybrid material with at least one powder of at least one hydraulic binder and at least one solvent, and a step of forming, preferably by pelletizing or extruding, the mixture obtained at the end of the mixing step.

Abstract: The invention describes a crystallized hybrid solid with an organic-inorganic matrix, of a three-dimensional structure, containing an inorganic network of aluminum-based metal centers that are connected to one another by organic ligands that consist of the entity —O2C—C6H3—N3—CO2—. Said solid is called CAU-1-N3 and has an X-ray diffraction diagram as given below.

Abstract: A process is described for the preparation of a functionalized hybrid solid with an organic-inorganic matrix, crystallized, bearing at least one reactive group based on a triazole ring, from a hybrid solid with an organic-inorganic matrix, MOF—NH2, comprising: i/ introduction, in a polar solvent S1, of said crystallized hybrid solid MOF—NH2, of at least one organic compound Q containing a nitride function N3 and at least one intermediate reagent R containing a nitrite function NO2, ii/ reaction of said reaction mixture, iii/ introduction in the reaction mixture of at least one reagent A bearing an alkyne function or an activated cyanide function, at least one Cu-based catalyst C and at least one polar solvent S2, iv/ reaction of said reaction mixture, v/ filtration and then washing and vi/ drying of said crystallized functionalized hybrid solid.

Abstract: A material is described in the form of a millimetric article constituted by coarse alumina particles with a median diameter in the range 10 to 200 ?m, said coarse particles being at a distance, from one interface to another, of less than 10 ?m, fine alumina particles with a median diameter in the range 0.5 to 10 ?m, said fine particles being at a distance, from one interface to another, of less than 5 ?m and being located in the space between the coarse particles, and a binder constituted by aluminium phosphate, said binder being located in the space between said fine and coarse particles, said material having a mesoporous volume, measured by mercury porosimetry, in the range 0.2 to 2 mL/g, a macroporous volume, measured by mercury porosimetry, in the range 0.05 to 0.2 mL/g and a BET specific surface area in the range 80 to 350 m2/g.

Abstract: The present invention concerns an adsorbent comprising at least one zeolite selected from a zeolite of the 12 MR, 10 MR and 8 MR type and at least one binder comprising a clay with a Si/Al weight ratio of more than 2. It also concerns its preparation process and its use in a process for purifying a hydrocarbon feed comprising unsaturated molecules and at least one impurity comprising at least one heteroatom of the O, S or N type.

Abstract: The present invention concerns spheroidal alumina particles, catalysts comprising such particles as a support and a process for the production of spheroidal alumina particles, comprising the following steps: a) preparing a suspension comprising water, an acid and at least one boehmite powder for which the ratio of the crystallite dimensions in the [020] and [120] directions obtained using the Scherrer X-ray diffraction formula is in the range 0.7 to 1; b) adding a pore-forming agent, a surfactant and optionally water, or an emulsion comprising at least one pore-forming agent, a surfactant and water to the suspension of step a); c) mixing the suspension obtained in step b); d) shaping the spheroidal particles by the oil-drop method using the suspension obtained in step c); e) drying the particles obtained in step d); f) calcining the particles obtained in step e).

Abstract: 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.

Abstract: The invention relates to a novel hybrid organic-inorganic material containing an inorganic network of metal centers 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.

Abstract: A new crystallized hybrid material with an organic-inorganic matrix, called IHM-2, containing an inorganic network of metal centers based on the element indium that are connected to one another by organic ligands that are formed by the entity 2-aminoterephthalate —O2C—C6H3—N2—CO2— is described. Said material has an X-ray diffraction diagram as given below.

Abstract: 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.

Abstract: 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 ZnxAl2O(3+x) type, wherein x ranges between 0 and 1 (end points excluded), and free ZnO present between 7 and 30 mass %, allows to directly obtain, in one or more stages, an ester that can be used as fuel and a pure glycerin.

Abstract: A process is described for the preparation of a functionalized hybrid solid with an organic-inorganic matrix, crystallized, bearing at least one reactive group based on a triazole ring, from a hybrid solid with an organic-inorganic matrix, MOF—NH2, comprising: i/ introduction, in a polar solvent S1, of said crystallized hybrid solid MOF—NH2, of at least one organic compound Q containing a nitride function N3 and at least one intermediate reagent R containing a nitrite function NO2, ii/ reaction of said reaction mixture, iii/ introduction in the reaction mixture of at least one reagent A bearing an alkyne function or an activated cyanide function, at least one Cu-based catalyst C and at least one polar solvent S2, iv/ reaction of said reaction mixture, v/ filtration and then washing and vi/ drying of said crystallized functionalized hybrid solid.

Abstract: The invention describes a crystallized hybrid solid with an organic-inorganic matrix, of a three-dimensional structure, containing an inorganic network of aluminum-based metal centers that are connected to one another by organic ligands that consist of the entity —O2C—C6H3—N3—CO2—. Said solid is called MIL-53-Al—N3 and has an X-ray diffraction diagram as given below.

Abstract: The invention describes a crystallized hybrid solid with an organic-inorganic matrix, of a three-dimensional structure, containing an inorganic network of aluminum-based metal centers that are connected to one another by organic ligands that consist of the entity —O2C—C6H3—N3—CO2—. Said solid is called CAU-1-N3 and has an X-ray diffraction diagram as given below.

Abstract: The invention describes a crystallized hybrid solid with an organic-inorganic matrix, of a three-dimensional structure, containing an inorganic network of indium-based metal centers that are connected to one another by organic ligands that consist of the entity —O2C—C6H3—N3—CO2—. Said solid is called IHM-2-N3 and has an X-ray diffraction diagram as given below.

Abstract: 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 —O2C—C6H3—N3—CO2— and C6H12N2. Said solid is called DMOF-1-N3 and has an X-ray diffraction diagram as provided below.

Abstract: A new crystallized hybrid material with an organic-inorganic matrix, called IHM-2, containing an inorganic network of metal centers based on the element indium that are connected to one another by organic ligands that are formed by the entity 2-aminoterephthalate —O2C—C6H3—N2—CO2— is described. Said material has an X-ray diffraction diagram as given below.

Abstract: 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.