Abstract: Novel catalytic compositions for cracking of crude oil fractions are disclosed. The catalytic compositions comprise a basic material. When used in a cracking process, preferably a FCC process, the resulting LCO and HCO fractions have desirably low aromatics levels. Further disclosed is a one-stage FCC process using the catalytic composition of the invention. Also disclosed is a two-stage FCC process for maximizing the LCO yield.

Abstract: The invention relates to a catalyst consisting of at least: one matrix comprising at least one oxide which is selected from an amorphous oxide, an oxide with low crystallinity and a mixture of both; at least one solid microporous crystalline material which, in the calcined and anhydrous state, has the molar compositions X2O3:nYO2:mZO2, in which X is a trivalent element such as, for example, Al, B, Fe, In, Ga, Cr, Y is at least one trivalent element that is different from Ge and Z is Ge, the value (n+m) is at least equal to 5 and can be between 5 and ?, and the value of n/m is at least equal to 1; and at least one hydrogenating compound, preferably Pt, Pd, It, Ru, Rh, and Re or a combination of same. The invention also relates to the use of said catalyst in a process in order to improve the quality of diesel fractions.

Abstract: A method for the synthesis of cyclic acetals comprises reacting at least one carbonyl-function compound selected from aldehydes, ketones, and/or linear acetals, on a polyol in a concentrated aqueous solution exceeding 20 wt % in a reactor containing an acidic catalyst. The carbonyl-function compound is selected so that the cyclic acetal obtained has a water solubility lower than 20000 mg/kg. During the catalytic reaction for the cyclic acetal synthesis, at least one portion of the organic phase containing the cyclic acetal is separated. The acidic catalysis is either homogeneous when using a water-soluble strong acid, or heterogeneous when using a solid acid such as a resin, a zeolite, or any appropriately acidified solid. The extractive reaction method can be used for obtaining high conversions and selectivity.

Abstract: Described herein are zeolite microporous crystalline materials comprising, in the heated state and in the absence of defects in its crystalline framework manifested by the presence of silanols, the empirical formula: x(M1/nXO2):yYO2:SiO2, wherein M is selected from H+, an inorganic cation of charge +n, and mixtures thereof, X is at least one chemical element having an oxidation state of +3, Y is at least one second chemical element other than Si having an oxidation state +4, x has a value between 0 and about 0.3, y has a value between 0 and about 0.1, and wherein the synthesized material has an X-ray diffraction pattern having at least values of angle 2? (degrees) and relative intensities (I/I0) described. Process of making the microporous crystalline materials are also disclosed.

Abstract: The invention relates to a method of separating the components of a mixture. The inventive method is characterised in that it comprises the following steps: (a) the bringing into contact of the components of a mixture selected from (i) at least two hydrocarbons, (ii) a mixture containing at least nitrogen and oxygen, and (iii) at least one hydrocarbon and water, with an ITQ-29 zeolite material having a T(IV)/T(III) ratio of greater than 7, whereby T(IV) denotes one or more tetravalent elements and T(III) denotes one or more trivalent elements; (b) preferential adsorption of one or more of the components by the ITQ-29 zeolite material and (c) recovery of one or more of the components, preferably for the separation of hydrocarbon mixtures, such as linear or branched olefins from paraffins.

Abstract: The invention relates to a method for the epoxidation of an olefinic compound, which is characterised in that it comprises an oxidation reaction of at least one olefinic compound containing one or more double bonds C?C with oxygen in the presence of one or more reaction initiating agents, at least one catalyst containing at least one metal that is selected from a noble metal, a transition metal and mixtures of same, and at least one hydrocarbon that is selected from one or more branched alkanes, one or more alkyl cyclic or cyclic hydrocarbons, one or more alkyl aromatic or aromatic compounds and mixtures of same.

Abstract: The present invention relates to a microporous crystalline material characterized in that it has the following chemical composition in the calcined from: xX2O3:nYO2:mGeO2 in which (n+m) is at least 5, X is one or more trivalent elements, Y corresponds to one or more tetravalent elements other than Ge, “x” may have any value, including zero, and the ratio Y/Ge is greater than 0.1, and it has a characteristic X-ray diffraction pattern. Its also relates to a method for preparing it and to its use in the conversion of organic-compounds supplies.

Abstract: The invention relates to a microporous crystalline zeolite material which, in the calcined state and in the absence of defects in the crystalline lattice thereof, manifested by the presence of silanols, has empirical formula x(M1/nXO2):yYO2:SiO2, in which M is selected from among H+, at least one inorganic cation with charge +n and a mixture of both; X is at least one chemical element in oxidation state +3; Y is at least one chemical element in oxidation state +4, which is different from Si, x has a value of between 0 and 0.2 inclusive, and y has a value of between 0 and 0.1 inclusive. In addition, as it is synthesised, and in the calcined state, the material has a characteristic X-ray diffraction pattern known as ITQ-32. The invention also relates to the method of preparing said material and to the use thereof.

Abstract: The invention relates to a method of separating fluids from mixtures using a zeolite known as ITQ-32 consisting of a two-dimensional pore system comprising channels with openings formed by 8 tetrahedra which are interconnected by channels with openings formed by 12 tetrahedra. The inventive method comprises at least the following steps: a) the zeolite ITQ-32 material is brought into contact with the mixture of fluids, b) one or more of the components are adsorbed in the zeolite ITQ-32 material, c) the non-adsorbed components are extracted, and d) one or more of the components adsorbed in the zeolite ITQ-32 material are recovered.

Abstract: The invention relates to a material which, once calcined and in the anhydrous state has general formula x (M1/n XO2):z ZO2:y GeO2:(1?y) SiO2, wherein x has a value of less than 0.2, preferably less than 0.15 and can equal zero; z has a value of between 0 and 0.1, preferably between 0 and 0.05; y has a value of between 0 and 1, preferably between 0 and 0.75; M represents one or more +n charged inorganic cations; X represents one or more +3 oxidation state chemical elements (Al, B, Ga, Fe); and Z represents one or more +4 oxidation state cations different from silicon and germanium, preferably Ti or Sn. Said material can be used as a component of catalysts in acid catalysis processes or as a metal or oxide support in separation and absorption/adsorption processes.

Abstract: The invention relates to a microporous crystalline material which is characterised in that it has the following chemical composition in the calcined state: X2O3: n YO2: m GeO2, wherein (n+m) is equal to at least 5, X is a trivalent element, Y corresponds to one or more tetravalent elements other than Ge and the Y/Ge ratio is greater than 1. Moreover, in the synthesised form without calcination, said material has an X-ray diffraction pattern in which the main lines thereof are as follows: (1), in which (mf) represents relative intensity of between 80 and 100, “d” represents relative intensity of between 20 and 40 and “md” represents relative intensity of between 0 and 20, which is calculated as a percentage with respect to the most intense peak. The invention also relates to the method of preparing said material and the use thereof in the conversion of food products comprising organic compounds.

Abstract: The invention relates to a process for producing fluorinated carbamates comprising the reaction between an amine or polyamine and a fluorinated carbonate, in the presence of a catalyst which does not contain metals and comprises at least one tertiary amine group. The process can also comprise an additional step in which the carbamates are transformed into the corresponding isocyanates.

Abstract: The invention relates to a microporous crystalline zeolite material which, in the calcined state and in the absence of defects in the crystalline lattice thereof, manifested by the presence of silanols, has empirical formula x(M1/nXO2):y YO2:SiO2, in which M is selected from among H+, at least one inorganic cation with charge +n and a mixture of both; X is at least one chemical element in oxidation state +3; Y is at least one chemical element in oxidation state +4, which is different from Si, x has a value of between 0 and 0.2 inclusive, and y has a value of between 0 and 0.1 inclusive. In addition, as it is synthesised, and in the calcined state, the material has a characteristic X-ray diffraction pattern known as ITQ-32. The invention also relates to the method of preparing said material and to the use thereof.

Abstract: A catalyst which, by means of a reduction reaction at ambient temperature, permits the elimination of nitrates and nitrites in waters. The catalyst comprises a combination of a noble metal and a non-noble metal supported on or incorporated into the structure of a support which, in elemental and anhydrous form, has the formula XYMgAl, in which X is at least one noble metal, Y is at least one non-noble metal, Mg is magnesium and Al is aluminium, the Mg and Al preferably forming the structure of a hydrotalcite or a mixed oxide deriving from a hydrotalcite.

Abstract: The present invention refers to a microporous crystalline material of zeolitic nature (ITQ-22) which, in the calcined state, has the empirical formula x(M1/nX02):yYO2:zR:wH20 wherein M is H+ or at least one inorganic cation of charge +n; X is at least one chemical element of oxidation state +3, preferably selected from the group consisting of Al, Ga, B, Fe and Cr; Y is at least one chemical element with oxidation state +4 other than Si and Ge, preferably selected from the group consisting of Ti, Sn and V; x has a value less than 0.2, preferably less than 0.1 and can take the value zero, y has a value less than 0.1, preferably less than 0.05 and can take the value zero, z has a value less than 0.8, preferably between 0.005 and 0.5 and can take the value zero, with a characteristic X-ray diffraction pattern, to the method of preparation and to the use of the material in separation and transformation processes of organic compounds.

Abstract: A crystalline microporous material of zeolitic nature (ITQ-41) having in its calcined form a chemical composition represented by the empirical formula: x(M1/nXO2):yYO2:SiO2 wherein, Y is a chemical element other than Silicon with oxidation status +4; X is a chemical element with oxidation status +3; M is H+ or an inorganic cation with charge n+; n can take any value between 1 to 3; x can take any value comprised between from about 0 to about 0.2; preferably lower than 0.0666, and more preferably lower than 0.05; y can take any value comprised between 0 and 0.2, and wherein, said material is characterized by the presence of four reflections in its powder X-Ray diffraction pattern at 6.9°; 7.4°; 8.3°, and 9.6°2? angles.

Abstract: The invention relates to a method of preparing an alkylated aromatic compound. The inventive method is characterized in that it comprises an alkylation reaction of an aromatic compound with an alkylating agent which is selected from an olefin, an alcohol and a polyalkylated aromatic compound, in the presence of a catalyst which is a porous crystalline material with the following chemical composition in the calcined form: X2O3:n YO2:m ZO2, wherein (n+m) is at least 5, X is at least a trivalent element, Z is Ge, Y is at least a tetravalent element different from Ge and the n/m ratio is at least 1. Said method is particularly suitable for obtaining cumene.

Abstract: The invention relates to a method of obtaining polyoxygenated organic compounds. The inventive method is characterized in that it comprises the oxidation reaction of a diether, preferably an acetal, with an oxygen source, in the presence of: one or more radical initiating agents, one or more additives that generate a basic reaction medium, and one or more catalysts.

Abstract: A catalytic testing device comprising a reaction block comprising a set of reaction chambers, each chamber comprising a fluid inlet and outlet connected to an outgoing fluid duct connected to analysis means, fluid feed means capable of performing regulated dosing of flows of the fluid at the required pressure independently in each of the reaction chambers, automatic and dynamic pressure control means, capable of performing pressure regulation in each reaction chamber, which comprise a non-return valve in the outgoing fluid duct between the outlets of the reaction chambers and a common regulating tank that receives the outgoing fluid from the chambers, a pressure sensor provided in a first outlet duct and an automatic needle valve provided in a second outlet duct from the tank.

Abstract: The invention relates to an electroluminescent organic-inorganic hybrid material which is characterised in that it comprises: at least one microporous or mesoporous solid having a structure that is selected from among the structures of zeolites, porous oxides, molecular sieves, silicoaluminophosphates and aluminosilicates; and at least one organic compound which confers electroluminescent properties thereto. The invention is also characterised in that the organic compound is a polycyclic aromatic hydrocarbon, at least part of which is joined to the structure of the microporous or mesoporous solid using covalent bonds. The invention also relates to the method of obtaining said material and to the use thereof.