Structure Defined X-ray Diffraction Pattern Patents (Class 423/718)
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Publication number: 20100260666Abstract: Crystalline microporous zeolites designated calcined UZM-22 and UZM-22HS have been synthesized. The calcined UZM-22 is represented by the empirical formula: M1?mn+Al1-xExSiyOz and UZM-22HS has an empirical formula of: M1an+Al(1-x)ExSiy?Oz? where M1 and M1? are exchangeable cations such as lithium or strontium and E is a framework element such as gallium. Both zeolites are obtained from an as synthesized microporous crystalline composition having an empirical formula of: Mmn+RrAl1-xExSiyOz either by calcination for UZM-22 or by various treatments such as ammonium hexafluorosilicate treatment for UZM-22HS.M is an alkali, alkaline earth, or rare earth metal such as lithium and strontium, R is a singly charged organoammonium cation such as the choline cation and E is a framework element such as gallium.Type: ApplicationFiled: June 23, 2010Publication date: October 14, 2010Applicant: UOP LLCInventors: Mark A. Miller, Jaime G. Moscoso, Gregory J. Lewis
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Patent number: 7799316Abstract: A method of manufacturing a molecular sieve of the MCM-22 family, said method comprising the steps of (a) providing a mixture comprising at least one source of ions of tetravalent element, at least one source of alkali metal hydroxide, at least one directing-agent (R), water, and optionally at least one source of ions of trivalent element, said mixture having the following mole composition: Y:X2 = 10 to infinity H2O:Y = 1 to 20 OH?:Y = 0.001 to 2 M+:Y = 0.001 to 2 R:Y = 0.001 to 0.34 wherein Y is a tetravalent element, X is a trivalent element, M is an alkali metal; (b) treating said mixture at crystallization conditions for less than 72 hr to form a treated mixture having said molecular sieve, wherein said crystallization conditions comprise a temperature in the range of from about 160° C. to about 250° C.; and (c) recovering said molecular sieve.Type: GrantFiled: January 24, 2007Date of Patent: September 21, 2010Assignee: ExxonMobil Chemical Patents Inc.Inventors: Wenyih Frank Lai, Robert Ellis Kay
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Patent number: 7771703Abstract: The invention concerns a crystalline solid designated IZM-1, which has the X ray diffraction diagram given below. Said solid has a chemical composition, expressed as the anhydrous base in terms of moles of oxides by the formula XO2: aY2O3; bM2/nO where X represents at least one tetravalent element, Y represents at least one trivalent element and M is an alkali metal and/or an alkaline-earth metal with valency n, a and b respectively representing the number of moles of Y2O3 and M2/nO; a is in the range 0 to 0.02 and b is in the range 0 to 1.Type: GrantFiled: January 30, 2008Date of Patent: August 10, 2010Assignee: Institut Francais du PetroleInventors: Emmanuelle Guillon, Johan Mariens, Nicolas Bais, Antoine Fecant
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Publication number: 20100197480Abstract: A crystallized solid, referred to by the name IM-14, which has an X-ray diffraction diagram as provided below, is described. Said solid has a chemical composition that is expressed according to the formula GeO2:nY2O3:pR:qF:wH2O, where R represents one or more organic radical(s), Y represents at least one trivalent element, and F is fluorine.Type: ApplicationFiled: October 1, 2007Publication date: August 5, 2010Applicant: IFPInventors: Yannick Lorgouilloux, Jean Louis Paillaud, Philippe Caullet, Joel Patarin, Nicolas Bats
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Publication number: 20100152023Abstract: This invention relates to a new family of crystalline aluminosilicate compositions designated the UZM-26 family. These include the species UZM-26P, UZM-26PX, UZM-26 and UZM-26X, which have unique structures. UZM-26P is an as synthesized layered composition, while UZM-26 is a calcined form of UZM-26P which has a three-dimensional structure. UZM-26PX is an ion-exchanged form of UZM-26P while UZM-26X is a calcined form of UZM-26PX which has a three-dimensional structure.Type: ApplicationFiled: December 16, 2008Publication date: June 17, 2010Inventors: Mark A. Miller, Gregory J. Lewis
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Patent number: 7713513Abstract: A family of crystalline aluminosilicate zeolites designated UZM-8HS and derived from UZM-8 have been synthesized. The aluminum content of the UZM-8HS is lower than that of the starting UZM-8 thus changing its ion exchange capacity and acidity. These UZM-8HS are represented by the empirical formula: M1an+Al(1?x)ExSiy?Oz? and are prepared by treatments such as acid extraction and AFS treatments.Type: GrantFiled: January 27, 2006Date of Patent: May 11, 2010Assignee: UOP LLCInventors: Deng-Yang Jan, Jaime G. Moscoso, Susan C. Koster, Lisa M. Knight, Gregory J. Lewis, Mark A. Miller, R. Lyle Patton, Stephen T. Wilson
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Patent number: 7713512Abstract: The present invention relates to new crystalline molecular sieve SSZ-75 having STI topology prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium) dication as a structure-directing agent, and methods for synthesizing SSZ-75.Type: GrantFiled: June 1, 2007Date of Patent: May 11, 2010Assignee: Chevron U.S.A. Inc.Inventors: Stacey I. Zones, Allen W. Burton, Jr., Kenneth Ong
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Patent number: 7708976Abstract: A novel small pore (metallo)aluminophosphate molecular sieve is disclosed. The as-synthesized material has an X-ray diffraction pattern including the lines listed in Table 1 and is produced in the presence of fluoride ions and 4-dimethylaminopyridine as structure directing agent. The silicoaluminophosphate material has methanol conversion activity and n-hexane cracking activity.Type: GrantFiled: September 12, 2005Date of Patent: May 4, 2010Assignee: ExxonMobil Chemical Patents Inc.Inventors: Guang Cao, Matu J. Shah
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Publication number: 20100092383Abstract: One aspect of the present invention relates to mesostructured zeolites. The invention also relates to a method of preparing mesostructured zeolites, as well as using them as cracking catalysts for organic compounds and degradation catalysts for polymers.Type: ApplicationFiled: September 23, 2009Publication date: April 15, 2010Applicant: Massachusetts Institute of TechnologyInventors: Jackie Y. Ying, Javier Garcia-Martinez
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Publication number: 20100093518Abstract: A crystallized solid, referred to by the name IM-15, which has an X-ray diffraction diagram as provided below, is described. Said solid has a chemical composition that is expressed according to the formula mXO2:nGeO2:pZ2O3:qR:sF:wH2O, where R represents one or more organic radical(s), X represents one or more different tetravalent element(s) of germanium, Z represents at least one trivalent element, and F is fluorine.Type: ApplicationFiled: October 1, 2007Publication date: April 15, 2010Inventors: Yannick Lorgouilloux, Jean-Louis Paillaud, Philippe Caullet, Joel Patarin, Nicolas Bats
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Patent number: 7682599Abstract: The present invention is directed to a process for preparing NES-type zeolites using novel nitrogen-based structure directing agents. The structure directing agents used in preparing NES-type zeolites selected from the group consisting of 1,4-bis(N,N-dimethylcyclohexylammonium) butane dications and 1,5-bis(N,N-dimethylcyclohexylammonium) pentane dications.Type: GrantFiled: October 10, 2008Date of Patent: March 23, 2010Assignee: Chevron U.S.A. Inc.Inventor: Allen W. Burton, Jr.
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Publication number: 20100028679Abstract: A silicoaluminophosphate molecular sieve is disclosed that comprises first and second intergrown phases of a CHA framework type and an AEI framework type, wherein said first intergrown phase has an AEI/CHA ratio of from about 5/95 to about 40/60 as determined by DIFFaX analysis, the second intergrown phase has an AEI/CHA ratio of about 30/70 to about as determined by DIFFaX analysis and said molecular sieve has a silica to alumina molar ratio (Si/Al2) from about 0.13 to about 0.24.Type: ApplicationFiled: October 8, 2009Publication date: February 4, 2010Inventors: Machteld M. Mertens, An Verberckmoes, Marcel J. Janssen, Yun Feng Chang, Luc R.M. Martens, Stephen Nell Vaughn, Kenneth Ray Clem, Wilfried J. Mortier
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CRYSTALLINE MESOPOROUS OXIDE BASED MATERIALS USEFUL FOR THE FIXATION AND CONTROLLED RELEASE OF DRUGS
Publication number: 20100008990Abstract: The invention describes a new class of crystalline silica material having two levels of porosity and structural order. At the first level, building units are nanoslabs of uniform size having zeolite framework. At the second structural level, nanoslabs are assembled, e.g. linked through their corners, edges or faces following patterns imposed by interaction with cationic surfactant or triblock copolymer molecules. After evacuation of these molecules, microporosity is obtained inside the nanoslabs, and a precise mesoporosity between the nanoslabs depending on the tiling pattern of the zeolite nanoslabs, as evidenced by X-ray diffraction. These materials are useful for the fixation of biologically active species, such as poorly soluble drugs.Type: ApplicationFiled: July 6, 2009Publication date: January 14, 2010Applicant: K.U. Leuven Research & DevelopmentInventors: Johan Adriaan Martens, Christine Eva Antonia Kirschhock, Sebastien Philippe Brigitte Kremer, Alexander Jan Maria Herman Eugeen Aerts, Guy Van Den Mooter, Jan Van Humbeeck -
Patent number: 7604794Abstract: The present invention relates to an active and selective zeolite catalyst having MTT structure that is useful in skeletal isomerisation of light olefins. The method for the manufacture of the zeolite catalyst having MTT structure comprises the steps of a) preparing of a gel mixture capable of forming crystalline material, and the mixture comprising sources of alkali or alkaline earth metal (M), of an oxide of a trivalent element (X), of an oxide of a tetravalent element (Y), water and a directing agent (R), and the mixture having a composition, in terms of molar ratios, within the given ranges; b) maintaining the mixture under sufficient conditions, including a temperature of from about 100° C. to about 250° C., under dynamic mode of stirring until crystals of the material are formed, recovering the material; and c) removing the directing agent (R) partly or totally with a calcination procedure.Type: GrantFiled: March 9, 2004Date of Patent: October 20, 2009Assignee: Neste Oil OyjInventors: Marja Tiitta, Elina Harlin, Jaana Makkonen, Narendra Kumar, Dmitry Yu Murzin, Tapio Salmi
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Microporous crystalline zeolite material, zeolite ITQ-32, preparation method thereof and use of same
Patent number: 7582278Abstract: 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.Type: GrantFiled: January 26, 2006Date of Patent: September 1, 2009Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de ValenciaInventors: Avelino Corma Canós, Ángel Cantín Sanz, Fernando Rey García, Susana Valencia Valencia, Sandra Leiva Herrero -
Publication number: 20090214418Abstract: The present invention is directed to a new crystalline molecular sieve designated SSZ-83 synthesized using a 1,4-bis(N-butylpiperidinium)butane dication or a 1,4-bis(N-butylpyrrolidinium)butane dication as a structure directing agent.Type: ApplicationFiled: November 25, 2008Publication date: August 27, 2009Inventors: Allen W. Burton, JR., Stacey I. Zones
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Patent number: 7569207Abstract: A method of preparing a crystalline material, herein designated as SSZ-74, comprising contacting under crystallization conditions (1) a source of silicon oxide, (2) a source of another metal oxide, (3) fluoride ions, and (4) a structure directing agent comprising a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium)dication. A method of preparing a crystalline material having a defined X-ray powder diffraction pattern, by (1) forming a reaction mixture having one or more metal oxides, one being silicon oxide, and a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium)dication, (2) maintaining the reaction mixture at an elevated temperature until crystals are formed, (3) separating the crystalline material, and (4) optionally calcining the crystalline material.Type: GrantFiled: February 28, 2008Date of Patent: August 4, 2009Assignee: Chevron U.S.A. Inc.Inventors: Stacey I. Zones, Allen W. Burton
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Patent number: 7563432Abstract: The invention concerns a solid crystalline designated COK-7, which has a particular X ray diffraction diagram. Said solid has a chemical composition, expressed on an anhydrous base in terms of moles of oxides by the formula XO2: mYO2, X representing one or more tetravalent element(s), Y representing at least one trivalent element. The invention also concerns a process for preparing said solid and the use of said solid in hydrocarbon transformation.Type: GrantFiled: March 6, 2006Date of Patent: July 21, 2009Assignee: Institut Francais du PetroleInventors: Gaëlle Hastoy, Johan Martens, Emmanuelle Guillon
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Patent number: 7560094Abstract: A modified layered metallosilicate material is produced by a process comprising the following first to fifth steps: (First Step) a step of heating a mixture containing a template compound, a boron compound, a silicon-containing compound and water to thereby obtain a precursor (A); (Second Step) a step of acid-treating the precursor (A) obtained in the first step, to thereby obtain a precursor (B); (Third Step) a step of heating the precursor (B) obtained in the second step in the presence of a swelling agent so as to swell the precursor (B) to thereby obtain a precursor (C); (Fourth Step) a step of modifying the manner of the stacking between layers in the precursor (C) obtained in the third step, to thereby obtain a precursor (D); and (Fifth Step) a step of calcining the precursor (D) obtained in the fourth step, to thereby obtain a modified layered metallosilicate material.Type: GrantFiled: February 2, 2004Date of Patent: July 14, 2009Assignee: Showa Denko K.K.Inventors: Takashi Tatsumi, Peng Wu, Katsuyuki Tsuji
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Patent number: 7553477Abstract: 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.Type: GrantFiled: September 8, 2006Date of Patent: June 30, 2009Assignees: Consejo Superior De Investigaciones Cientificas, Universidad Politecnica De ValenciaInventors: Avelino Corma Canós, María José Sabater Picot, Fernando Rey García, Susana Valencia Valencia
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Patent number: 7532985Abstract: A relational database is built and used for the identification of polycrystalline solids by electron diffraction. Selected area electron diffraction (SAED) patterns (rings) produced in an electron diffractometer or a transmission electron microscope (TEM) are matched against database patterns calculated from reduced unit cells of known materials. The effects of double diffraction on electron diffraction patterns are fully incorporated into the database.Type: GrantFiled: November 21, 2002Date of Patent: May 12, 2009Assignee: Shell Oil CompanyInventors: Haskell Vincent Hart, David Robert Denley
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Patent number: 7527782Abstract: ITQ-27 (INSTITUTO DE TECNOLOGÍA QUÍMICA number 27) is a new crystalline microporous material with a framework of tetrahedral atoms connected by atoms capable of bridging the tetrahedral atoms, the tetrahedral atom framework being defined by the interconnections between the tetrahedrally coordinated atoms in its framework. ITQ-27 can be prepared in silicate compositions with a organic structure directing agent. It has a unique X-ray diffraction pattern, which identifies it as a new material. ITQ-27 is stable to calcination in air, absorbs hydrocarbons, and is catalytically active for hydrocarbon conversion.Type: GrantFiled: September 27, 2005Date of Patent: May 5, 2009Assignee: ExxonMobil Research and Engineering CompanyInventors: Avelino Corma, Maria José Diaz, Fernando Rey, Karl G. Strohmaier, Douglas L. Dorset
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Patent number: 7510697Abstract: The present invention relates to new crystalline molecular sieve SSZ-74 prepared using a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium) dication as a structure-directing agent, and methods for synthesizing SSZ-74.Type: GrantFiled: December 21, 2006Date of Patent: March 31, 2009Assignee: Chevron U.S.A. Inc.Inventors: Stacey I. Zones, Allen W. Burton, Jr., Kenneth Ong
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Microporous Crystalline Zeolite Material, Zeolite ITQ-32, Preparation Method Thereof and Use of Same
Publication number: 20090068092Abstract: 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.Type: ApplicationFiled: January 26, 2006Publication date: March 12, 2009Inventors: Avelino Corma Canos, Angel Cantin Sanz, Fernando Rey Garcia, Susana Valencia Valencia, Sandra Leiva Herrero -
Publication number: 20090041658Abstract: The crystalline molecular sieve material EMM-7 has, in its as-synthesized form, an X-ray diffraction pattern including d-spacing maxima substantially as set forth in Table 1: TABLE 1 Interplanar d-Spacing (?) Relative Intensity, I/Io × 100 8.40 ± 0.2 w-m 6.80 ± 0.2 w-s 4.46 ± 0.1 m-s 3.73 ± 0.1 m-s 3.68 ± 0.1 m-s 3.40 ± 0.1 ?s-vs wherein “vs” means very strong (greater than 60 to 100), “s” means strong (greater than 40 to 60), “m” means medium (greater than 20 to 40) and “w” means weak (0 to 20).Type: ApplicationFiled: August 10, 2007Publication date: February 12, 2009Inventors: Wieslaw J. Roth, Thomas Yorke
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Publication number: 20080305036Abstract: Zeolites may be natural or synthetic and are inorganic crystalline aluminosilicates, with a highly regular structure of pores and channels rendering them suitable for molecular sieving, adsorption, ion exchange, dehydration, and rehydration processes for example. They generally have a definite crystalline structure as evidenced by x-ray diffraction. The present invention relates to the area of zeolites and its method of production. More particularly but not exclusively it relates to a novel zeolite ICS-3 in its “as synthesized” and its calcined forms and the method of producing both these forms.Type: ApplicationFiled: November 19, 2004Publication date: December 11, 2008Applicant: Agency for Science, Technology and ResearchInventors: Raman Ravishankar, Elango Shanmugam
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Patent number: 7459073Abstract: The present invention relates to new crystalline molecular sieve SSZ-47B prepared using a N-cyclopentyl-1,4-diazabicyclo[2.2.2] octane cation as a structure-directing agent and an amine too large to fit in the pores of the molecular sieve nonasil, methods for synthesizing SSZ-47B and processing employing SSZ-47B in a catalyst.Type: GrantFiled: December 23, 2003Date of Patent: December 2, 2008Assignee: Chevron U.S.A. Inc.Inventors: Allen W. Burton, Jr., Stacey I. Zones
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Publication number: 20080292543Abstract: A method of preparing a crystalline material, herein designated as SSZ-74, comprising contacting under crystallization conditions (1) a source of silicon oxide, (2) a source of another metal oxide, (3) fluoride ions, and (4) a structure directing agent comprising a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium) dication. A method of preparing a crystalline material having a defined X-ray powder diffraction pattern, by (1) forming a reaction mixture having one or more metal oxides, one being silicon oxide, and a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium) dication, (2) maintaining the reaction mixture at an elevated temperature until crystals are formed, (3) separating the crystalline material, and (4) optionally calcining the crystalline material.Type: ApplicationFiled: February 28, 2008Publication date: November 27, 2008Inventors: Stacey I. Zones, Allen W. Burton
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Patent number: 7449169Abstract: 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.Type: GrantFiled: November 23, 2004Date of Patent: November 11, 2008Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de ValenciaInventors: Avelino Corma Canós, Fernando Rey García, Susana Valencia Valencia, Luis Joaquín Martinez Triguero
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Publication number: 20080267860Abstract: 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: ApplicationFiled: January 31, 2008Publication date: October 30, 2008Applicant: 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
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Patent number: 7422732Abstract: The present invention relates to new crystalline molecular sieve SSZ-74 prepared using a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium)dication as a structure-directing agent, and its use in catalysts for synthesizing amines.Type: GrantFiled: December 21, 2006Date of Patent: September 9, 2008Assignee: Chevron U.S.A. IncInventors: Stacey I. Zones, Allen W. Burton, Jr.
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Publication number: 20080170987Abstract: A series of crystalline layered and microporous compositions have been prepared. Compositions that have a layered structure and are identified as UZM-13, UZM-17 and UZM-19. Upon calcination at a temperature of about 400° C. to about 600° C., these compositions form a microporous crystalline zeolite with a three dimensional framework which has been identified as UZM-25. A process for preparing all these compositions and processes for using these compositions are also disclosed.Type: ApplicationFiled: February 25, 2008Publication date: July 17, 2008Inventors: Gregory J. Lewis, Lisa M. Knight, Mark A. Miller, Stephen T. Wilson
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Publication number: 20080159953Abstract: A method for preparing a crystalline molecular sieve having MTT framework topology and crystallite sizes of about 150 to about 600 Angstroms, comprising: a. preparing a reaction mixture comprising, in terms of mole ratios, the following. YO2/W2O3 30-40 R+/YO2 0.06-0.12 OH?/YO2 0.20-0.26 K+/YO2 0.09-0.15 ?and an amount of water not substantially in excess of the amount required to cause and maintain crystallization, wherein Y is silicon, germanium or mixtures thereof; W is aluminum, boron, gallium, iron or mixtures thereof; and R+ is a diisopropylimidazolium cation, and b. heating said reaction mixture at crystallization conditions and in the absence of an external liquid phase for sufficient time to form a crystallized material containing crystals of the molecular sieve. Also, a method to make the shaped ultrasmall crystal MTT molecular sieve, and a method to form the molecular sieve using a particular order of addition of components.Type: ApplicationFiled: November 26, 2007Publication date: July 3, 2008Inventor: Stephen J. Miller
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Patent number: 7361327Abstract: Novel zeolites are produced by combining a polar solute, a silicon or phosphorous source, and a structure directing agent. Surfactants and a hydrophobic solvent are added to the previously mixed three species and shaken to disperse the surfactants. The reverse microemulsion is stirred overnight, at about room temperature and then iced for five to ten minutes. A metal source is added vigorously shaken for about two minutes. The mixture is then aged for about two hours at about room temperature. A mineralizer is added and the resultant mixture aged for about two hours at about room temperature. The mixture is heated to about 180° C., for a suitable time period. The final novel product is then isolated.Type: GrantFiled: August 17, 2005Date of Patent: April 22, 2008Assignee: Los Alamos National Security, LLCInventors: William Tumas, Kevin C. Ott, T. Mark McCleskey, Matthew Z. Yates, Eva R. Birnbaum
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Patent number: 7357904Abstract: The present invention relates to new crystalline molecular sieve SSZ-74 prepared using a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium)dication as a structure-directing agent, and its use in the reduction of oxides of nitrogen in a gas stream such as the exhaust from an internal combustion engine.Type: GrantFiled: December 21, 2006Date of Patent: April 15, 2008Assignee: Chevron CorporationInventors: Stacey I. Zones, Allen W. Burton, Jr.
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Patent number: 7344696Abstract: The invention relates to a porous crystalline material (ITQ-24), the preparation method thereof and the use of same in the catalytic conversion of organic compounds. More specifically, the invention relates to a synthetic porous crystalline material which is characterised in that it is formed by tetrahedrally coordinated atoms which are interconnected by means of oxygens. Said material, which comprises a unit cell containing 56 tetrahedrally coordinated atoms, is known as ITQ-24. Moreover, in the calcined anhydrous state, the material has chemical formula nM1/pXO2: YO2, wherein: X is at least one trivalent element, Y is at least one tetravalent element, n is between 0 and 0.2 and M is at least one charge compensation cation in oxidation state p.Type: GrantFiled: August 9, 2005Date of Patent: March 18, 2008Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de ValenciaInventors: Avelino Corma Canós, Rafael Castañeda Sánchez, Vicente Fornés Seguí, Fernando Rey García
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Patent number: 7344697Abstract: The invention relates to a microporous crystalline zeolite material, zeolite ITQ-28, the production method thereof and the use of same. More specifically, the invention relates to a microporous crystalline zeolite material, ITQ-28, which, in the calcined state and in the absence of defects in the crystalline lattice thereof, manifested by the presence of silanols, is characterised by having empirical formula x (M1/nXO2): y YO2: SiO2, wherein: M is selected from H+, at least one inorganic cation with charge +n, preferably alkalines or alkaline earths, and a mixture of both; X is at least one chemical element in oxidation state +3, preferably Al, Ga, B, Fe, Cr or mixtures thereof; Y is at least a chemical element in oxidation state +4, which is different from Si, preferably Ge, Ti, Sn, V or mixtures of same; x has a value of between 0 and 0.2 inclusive; and y has a value of between 0 and 0.1 inclusive.Type: GrantFiled: March 29, 2006Date of Patent: March 18, 2008Assignees: Consejo Superior de Investigaciones Cientificas, Universidad Politecnica de ValenciaInventors: Avelino Corma Canós, María José Sabater Picot, Susana Valencia Valencia
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Patent number: 7344694Abstract: A series of crystalline alumino-silicate zeolites identified as UZM-12 have been synthesized. These UZM-12 compositions have the ERI topology, a Si/Al>5.5 and can be prepared as nanocrystallites having an average particle size of about 15 to about 50 nanometers and a spheroidal morphology. The UZM-12 composition can be treated to remove at least a fraction of the framework aluminum atoms thereby providing zeolites with a Si/Al>5.75 and identified as UZM-12HS. Both the UZM-12 and UZM-12HS can catalyze various hydrocarbon conversion processes.Type: GrantFiled: October 6, 2004Date of Patent: March 18, 2008Assignee: UOP LLCInventors: Mark A. Miller, Gregory J. Lewis, Jana L. Gisselquist, Jaime G. Moscoso, R. Lyle Patton
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Publication number: 20080027259Abstract: This invention relates to a crystalline molecular sieve having, in its as-synthesized form, an X-ray diffraction pattern including d-spacing maxima at 13.18±0.25 and 12.33±0.23 Angstroms, wherein the peak intensity of the d-spacing maximum at 13.18±0.25 Angstroms is at least as great as 90% of the peak intensity of the d-spacing maximum at 12.33±0.23 Angstroms. This invention also relates to a method of making thereof.Type: ApplicationFiled: June 27, 2007Publication date: January 31, 2008Inventors: Wieslaw J. ROTH, Thomas YORKE, Michael Charles KERBY, Simon Christopher WESTON
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Patent number: 7323154Abstract: A titanosilicate represented by the following compositional formula (1), wherein in the infrared absorption spectrum measured in the dehydrated state, the absorption spectrum has an absorption band having a relative maximum value at 930±15 cm?1: xTiO2.(1?x)SiO2??Compositional Formula (1) (wherein x is from 0.0001 to 0.2).Type: GrantFiled: February 26, 2003Date of Patent: January 29, 2008Assignee: Showa Denko K.K.Inventors: Takashi Tatsumi, Peng Wu, Katsuyuki Tsuji
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Patent number: 7316807Abstract: A porous crystalline composition having a molar composition as follows: YO2:m X2O3:n ZO, wherein Y is a tetravalent element selected from the group consisting of silicon, germanium, tin, titanium and combinations thereof, X is a trivalent element selected from the group consisting of aluminum, gallium, boron, iron and combinations thereof, Z is a divalent element selected from the group consisting of magnesium, zinc, cobalt, manganese, nickel and combinations thereof, m is between about 0 and about 0.5, n is between about 0 and about 0.5; and the composition has an x-ray diffraction pattern which distinguishes it from the materials. A process for making the composition, and a process using the composition to treat an organic compound are also provided.Type: GrantFiled: January 12, 2005Date of Patent: January 8, 2008Assignee: Intevep, S.A.Inventors: Andrés Quesada Perez, Gerardo Vitale Rojas
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Publication number: 20070286800Abstract: The present invention relates to new crystalline molecular sieve SSZ-75 having STI framework topology prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium) dication as a structure-directing agent and its use in gas separations.Type: ApplicationFiled: June 1, 2007Publication date: December 13, 2007Inventors: STACEY I. ZONES, Allen W. Burton
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Publication number: 20070191656Abstract: An MCM-22 family molecular sieve having an X-ray diffraction pattern of the as-synthesized MCM-22 family molecular sieve including d-spacing maxima at 12.4±0.25, 3.57±0.07 and 3.42±0.07 Angstroms and at least one peak between 26.6° and 29° (2?). The peak between 26.6° to 29° (2?) has a two theta (2?) of about 26.9°. A method of manufacturing an MCM-22 family molecular sieve, said method comprising the steps of (a) combining at least one silicon source, at least one source of alkali metal hydroxide, at least one directing-agent (R), water, and optionally one aluminum source, to form a mixture having the following mole composition: Si:Al2=10 to infinity H2O:Si=1 to 20 OH?:Si=0.001 to 2 M+:Si=0.001 to 2 R:Si=0.001 to 0.34 wherein M is an alkali metal; (b) treating said mixture at crystallization conditions for less than 72 hr to form a treated mixture having said MCM-22 family molecular sieve, wherein said crystallization conditions comprises a temperature range from about 160° C. to about 250° C.Type: ApplicationFiled: January 24, 2007Publication date: August 16, 2007Inventors: Wenyih Frank Lai, Robert Ellis Kay
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Publication number: 20070191657Abstract: A method of manufacturing a molecular sieve of the MCM-22 family, said method comprising the steps of (a) providing a mixture comprising at least one source of ions of tetravalent element, at least one source of alkali metal hydroxide, at least one directing-agent (R), water, and optionally at least one source of ions of trivalent element, said mixture having the following mole composition: Y:X2=10 to infinity H2O:Y=1 to 20 OH?:Y=0.001 to 2 M+:Y=0.001 to 2 R:Y=0.001 to 0.34 wherein Y is a tetravalent element, X is a trivalent element, M is an alkali metal; (b) treating said mixture at crystallization conditions for less than 72 hr to form a treated mixture having said molecular sieve, wherein said crystallization conditions comprise a temperature in the range of from about 160° C. to about 250° C.; and (c) recovering said molecular sieve.Type: ApplicationFiled: January 24, 2007Publication date: August 16, 2007Inventors: Wenyih Frank Lai, Robert Ellis Kay
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Patent number: 7255849Abstract: EMM-3 (ExxonMobil Material number 3) is a new crystalline microporous material with a framework of tetrahedral atoms connected by atoms capable of bridging the tetrahedral atoms, the tetrahedral atom framework being defined by the interconnections between the tetrahedrally coordinated atoms in its framework. EMM-3 can be prepared in aluminophosphate (AlPO) and metalloaluminophosphate (MeAPO) compositions with the hexamethonium template. It has a unique X-ray diffraction pattern, which identifies it as a new material. EMM-3 is stable to calcination in air, absorbs hydrocarbons, and is catalytically active for hydrocarbon conversion.Type: GrantFiled: June 8, 2004Date of Patent: August 14, 2007Assignee: ExxonMobil Research and Engineering CompanyInventors: Karl G. Strohmaier, Arthur W. Chester, William R. Harrison, James C. Vartuli
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Patent number: 7226576Abstract: The present invention relates to new crystalline molecular sieve SSZ-56 prepared using a trans-fused ring N,N-diethyl-2-methyldecahydroquinolinium cation as a structure-directing agent, methods for synthesizing SSZ-56 and processes employing SSZ-56 in a catalyst.Type: GrantFiled: June 16, 2006Date of Patent: June 5, 2007Assignee: Chevron U.S.A. Inc.Inventor: Saleh Elomari
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Patent number: 7153483Abstract: A novel crystalline aluminophosphate and metalloaluminophosphate of the molecular sieve type, denominated SSZ-51, is prepared by hydrothermal synthesis from reactive sources of aluminum and phosphorus, fluorine and an organic templating agent, 4-dimethylaminopyridine.Type: GrantFiled: October 22, 2003Date of Patent: December 26, 2006Assignee: Chevron U.S.A. Inc.Inventors: Stacey I. Zones, Allen W. Burton, Thomas V. Harris, Lucy M. Bull
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Patent number: 7138099Abstract: The present invention relates to new crystalline, essentially all silicon oxide molecular sieve SSZ-73 prepared using a 3-ethyl-1,3,8,8-tetramethyl-3-azoniabicyclo[3.2.1]octane cation as a structure-directing agent, and methods for synthesizing SSZ-73.Type: GrantFiled: December 27, 2005Date of Patent: November 21, 2006Assignee: Chevron U.S.A., Inc.Inventors: Stacey Zones, Allen Burton, Kenneth Ong
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Patent number: 7108843Abstract: The present invention relates to new crystalline molecular sieve SSZ-70 prepared using a N,N?-diisopropyl imidazolium cation as a structure-directing agent, methods for synthesizing SSZ-70 and processes employing SSZ-70 in a catalyst.Type: GrantFiled: November 2, 2005Date of Patent: September 19, 2006Assignee: Chevron U.S.A. Inc.Inventors: Stacey I. Zones, Allen W. Burton, Jr.
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Patent number: 7083776Abstract: The present invention relates to new molecular sieve SSZ-71 prepared using a N-benzyl-1,4-diazabicyclo[2.2.2]octane cation as a structure-directing agent, methods for synthesizing SSZ-71 and processes employing SSZ-71 in a catalyst.Type: GrantFiled: November 2, 2005Date of Patent: August 1, 2006Assignee: Chevron U.S.A. Inc.Inventors: Cong-Yan Chen, Allen W. Burton, Jr., Ann J. Liang