Patents by Inventor Maria Jose Diaz Cabanas

Maria Jose Diaz Cabanas has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8115001
    Abstract: The invention relates to a laminar microporous crystalline zeolite material known as ITQ-30 which, as when synthesized, has a chemical composition in the anhydrous state with the following molar relations: x (M1/n XO2):y YO2:SiO2:z R, wherein: x represents a value less than 0.1, which can be equal to zero; y has a value of less than 0.1, which can be equal to zero; z has a value of less than 0.1; M is selected from among H+, NH4+, one or more +n inorganic cations and combinations of same; X represents one or more +3 oxidation state chemical elements; Y represents one or more +4 oxidation state chemical elements; and R represents one or more organic compounds. The invention also relates to the method of preparing said zeolite, involving the use of one or more organic additives in a reaction mixture which is crystallized by means of heating, and to the use thereof in processes for the separation and transformation of organic compounds.
    Type: Grant
    Filed: May 25, 2005
    Date of Patent: February 14, 2012
    Assignees: Consejo Superior De Investigaciones Cientificas, Universidad Politecnica De Valencia
    Inventors: Avelino Corma Canos, María José Díaz Cabañas
  • Patent number: 8007765
    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.
    Type: Grant
    Filed: February 22, 2007
    Date of Patent: August 30, 2011
    Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
    Inventors: Manuel Moliner Marin, Maria Jose Diaz Cabanas, Angel Cantin Sanz, Avelino Corma Canos
  • Patent number: 7947252
    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.
    Type: Grant
    Filed: January 17, 2006
    Date of Patent: May 24, 2011
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Avelino Corma Canos, Manuel Moliner Marin, Maria Jose Diaz Cabanas, Jose Manuel Serra Alfaro, Rafael Casteñeda Sanchez
  • Patent number: 7854834
    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, Ir, 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.
    Type: Grant
    Filed: August 25, 2009
    Date of Patent: December 21, 2010
    Assignees: Consejo Superior de Invetigaciones Cientificas, Universidad Politenica de Valencia
    Inventors: Avelino Corma Canos, Agustin Martinez Feliu, Fernando Rey García, María José Díaz Cabañas, Maria de los Desamparados Arribas Viana
  • Patent number: 7709408
    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.
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: May 4, 2010
    Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
    Inventors: Avelino Corma Canos, Agustin Martinez Feliu, Fernando Rey García, María José Díaz Cabañas, Maria de los Desamparados Arribas Viana
  • Publication number: 20100025299
    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, Ir, 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.
    Type: Application
    Filed: August 25, 2009
    Publication date: February 4, 2010
    Inventors: Avelino CORMA CANONS, Agustin MARTINEZ FELIU, Fernando REY GARCÍA, María José DÍAZ CABAÑAS, Maria de los Desamparados ARRIBAS VIANA
  • Publication number: 20090220661
    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.
    Type: Application
    Filed: February 22, 2007
    Publication date: September 3, 2009
    Applicants: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
    Inventors: Manuel Moliner Marin, Maria Jose Diaz Cabanas, Angel Cantin Sanz, Avelino Corma Canos
  • Publication number: 20090124484
    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.
    Type: Application
    Filed: January 17, 2006
    Publication date: May 14, 2009
    Inventors: Avelino Corma Canos, Manuel Moliner Marin, Maria Jose Diaz Cabanas, Jose Manuel Serra Alfaro, Rafael Casteneda Sanchez
  • Publication number: 20080267860
    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.
    Type: Application
    Filed: January 31, 2008
    Publication date: October 30, 2008
    Applicant: ALBEMARLE NETHERLANDS B.V.
    Inventors: Avelino Corma Canos, Fernando Rey Garcia, Maria Jose Diaz-Cabanas, Jose Luis Jorda Moret, Angel Cantin Sanz, Manuel Moliner Marin
  • Patent number: 7439411
    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.
    Type: Grant
    Filed: January 11, 2005
    Date of Patent: October 21, 2008
    Assignees: Consejo Superior de Investigaciones Clentificas, Universidad Politecnica de Valencia
    Inventors: Avelino Corma Canós, Fernando Rey García, María José Díaz Cabañas
  • Patent number: 7410924
    Abstract: The invention relates to a hydrocracking catalyst containing: a hydrogenative component which is selected from at least one group VIB metal, at least one group VIII metal and combinations of same; 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; and at least one microporous crystalline solid material which, in the calcined and anhydrous state, has molar composition X2O3:nYO2:mZO2, wherein X is a trivalent element, Y is at least one tetravalent element that is different from Ge and Z is Ge, and which, im the calcined and anhydrous state, has an X-ray diffractogram containing at least diffraction lines with d values=13.64, 7.87, 4.82, 4.55, 4.11 and 3.41 ?. The invention also relates to the method of preparing the inventive catalyst and to the use of same in hydrocarbon hydrocracking processses.
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: August 12, 2008
    Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
    Inventors: Avelino Corma Canós, Agustin Martinez Feliu, Fernando Rey García, María José Díaz Cabañas, Carlos López Cruz
  • Patent number: 7008612
    Abstract: The invention relates to a porous crystalline material which, in the calcined state, has a composition: X2O3:nYO2:mZO2, wherein: X represents a trivalent element; Z represents Ge; and Y represents at least one tetravalent element other than Ge. Furthermore, in the chemical composition, (n+m) is equal to at least 5 and the Y/Z ratio is equal to at least 1. Moreover, in the calcined state, said material has an X-ray diffraction pattern which coincides substantially with (1), wherein VS is a very strong relative intensity corresponding to a percentage of between 80 and 100 with respect to the most intense peak; M is a mean relative intensity corresponding to a percentage of between 40 and 60 with respect to the most intense peak; and W is a mean relative intensity corresponding to a percentage of between 20 and 40 with respect to the most intense peak.
    Type: Grant
    Filed: May 27, 2004
    Date of Patent: March 7, 2006
    Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
    Inventors: Avelino Corma Canós, María José Díaz Cabañas, Fernando Rey García
  • Patent number: 6998037
    Abstract: The present invention relates to the use of zeolite ITQ-21 in a process of catalytic cracking of organic compounds. In said cracking process the zeolite ITQ-21 can be present in the catalyst as the sole zeolite component of same of combined with at least one second zeolite component. Moreover, said zeolite ITQ-21 can be present in the catalyst as unmodified zeolite ITQ-21 or as ITQ-21 modified zeolite. The preferred combinations, wherein the zeolite forms part of the cracking catalyst, are those wherein it is combined with at least one second zeolite component. The preferred modifications comprise, for example, a modification by means of post-synthesis treatment with phosphorous or a modification involving the introduction of acid centres. The catalytic process is preferably an FCC or DPC type hydrocarbon cracking process.
    Type: Grant
    Filed: April 2, 2004
    Date of Patent: February 14, 2006
    Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
    Inventors: Avelino Corma Canós, María José Díaz Cabañas, Luis Joaquín Martinez Triguero, Fernando Rey García
  • Patent number: 6849248
    Abstract: A porous crystalline material (ITQ-21) which in its calcined form has the chemical composition X2O3:nYO2:mZO2 wherein (n+m) is at least 5, X is a trivalent element, Z is Ge, Y is at least one tetravalent element other than Ge, and the ratio is m/(n+m) is 0.0 to 0.5, and displays the X-ray diffraction values given in Table 1, and a method of preparation of the material in the presence of fluoride ions and using N(16)-methylsparteinium as structure director agent; the material being useful in its acid form and in bifunctional catalyst form in processes of catalytic cracking, hydro-cracking and alkylation of aromatics.
    Type: Grant
    Filed: November 14, 2003
    Date of Patent: February 1, 2005
    Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
    Inventors: Avelino Corma Canós, Fernando Rey García, María José Díaz Cabañas
  • Publication number: 20040256291
    Abstract: The present invention relates to the use of zeolite ITQ-21 in a process of catalytic cracking of organic compounds. In said cracking process the zeolite ITQ-21 can be present in the catalyst as the sole zeolite component of same of combined with at least one second zeolite component. Moreover, said zeolite ITQ-21 can be present in the catalyst as unmodified zeolite ITQ-21 or as ITQ-21 modified zeolite. The preferred combinations, wherein the zeolite forms part of the cracking catalyst, are those wherein it is combined with at least one second zeolite component. The preferred modifications comprise, for example, a modification by means of post-synthesis treatment with phosphorous or a modification involving the introduction of acid centres. The catalytic procxess is preferably an FCC or DPC type hydrocarbon cracking process.
    Type: Application
    Filed: April 2, 2004
    Publication date: December 23, 2004
    Inventors: Avelino Corma Canos, Maria Jose Diaz Cabanas, Luis Joaquin Martinez Triguero, Fernando Rey Garcia
  • Patent number: 6797254
    Abstract: A microporous crystalline material of a zeolitic nature that, in a calcinated and anhydrous state, has a chemical composition represented by the formula: x(M1/nXO2):yYO2:zGeO2:(1−z)TO2 wherein x has a value below 0.2, y has a value below 0.1, z has a value below 1, with at least one of x, z and y being above zero; M is H+ or at least an inorganic cation with a +n charge; X is at least one chemical element with a +3 oxidation status; Y is at least one chemical element with a + oxidation status; and T is at least one chemical element with a +4 oxidation status (Si, Ti, Sn, V), this material having a specific X-ray diffraction pattern. A method for preparation of the material and its use as a catalyst in organic compound separation and transformation processes is also described.
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: September 28, 2004
    Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
    Inventors: Avelino Corma Canos, María José Diaz Cabañas, Fernando Rey García
  • Publication number: 20040149964
    Abstract: A porous crystalline material (ITQ-21) which in its calcined form has the chemical composition
    Type: Application
    Filed: November 14, 2003
    Publication date: August 5, 2004
    Inventors: Avelino Corma Canos, Fernando Rey Garcia, Maria Jose Diaz Cabanas
  • Patent number: 6649141
    Abstract: The present invention refers to a microporous rystalline material of zeolitic nature named ITQ-10, to the process of its preparation and to the use of ITQ-10 in processes of separation and transformation of organic compounds.
    Type: Grant
    Filed: January 29, 2002
    Date of Patent: November 18, 2003
    Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
    Inventors: Miguel Ángel Camblor Fernández, Maria Jose Diaz Cabañas
  • Publication number: 20030180217
    Abstract: A microporous crystalline material of a zeolitic nature that, in a calcinated and anhydrous state, has a chemical composition represented by the formula:
    Type: Application
    Filed: April 11, 2003
    Publication date: September 25, 2003
    Inventors: Avelino Corma Canos, Maria Jose Diaz Cabanas, Fernando Rey Garcia
  • Publication number: 20030100439
    Abstract: Catalytic compositions are described for hydrocarbons cracking containing at least two zeolitic components of which at least one zeolitic component containing aluminium in its structure is selected from among ITQ-7 zeolites, intergrowths of ITQ-7 zeolites, ITQ-7 zeolites exchanged with rare earths, intergrowths of ITQ-7 zeolites exchanged with rare earths, and combinations of them. These combinations are of utility as catalysts for cracking in FCC units and permit C3 and C4 olefins to be efficiently obtained along with high yields of gasoline. Also described is the use of a zeolitic material containing aluminium in its structure and selected from among ITQ-7 zeolites, intergrowths of ITQ-7 zeolites, ITQ-7 zeolites exchanged with rare earths, intergrowths of ITQ-7 zeolites exchanged with rare earths, and combinations of them, as a catalytic material in hydrocarbon catalytic cracking processes.
    Type: Application
    Filed: September 23, 2002
    Publication date: May 29, 2003
    Inventors: Avelino Corma Canos, Maria Jose Diaz Cabanas, Joaquin Martinez Triguero