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7108843 Molecular sieve SSZ-70 composition of matter and synthesis thereof  
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...
7074384 Crystalline molecular sieves  
A new family of crystalline molecular sieves is described having a characteristic XRD pattern as illustrated in FIG. 1, and having three sharp peaks at 2θ (CuK α ) of 8.82, 12.44, and 23.01.
7029651 Microporous crystalline material (ITQ-19) with laminar characteristics, preparation method and use thereof as a catalyst in the catalytic conversion of organic compounds  
The invention relates to a novel microporous crystalline material ITQ-19 used in the catalytic conversion of organic compounds, such as, for example, the dewaxing and isodewaxing of paraffins and...
7029642 Crystalline solid UVL-1 and a process for hydroconverting/hydrocracking hydrocarbon feeds  
The invention concerns a novel crystalline solid UVL-1 which has an X ray diffraction diagram containing at least the following characteristic peaks: d hkl (A) 2theta (°) I/I 0 11.69 7.55 mw...
7025948 ITQ-31 crystalline solid, and a process for its preparation  
The invention concerns a crystalline solid, designated ITQ-31, which has the X ray diffraction diagram given below. Said solid has a chemical composition, expressed as the anhydrous base in terms...
7008612 Porous crystalline material (ITQ-21) and the method of obtaining the same in the absence of fluoride ions  
The invention relates to a porous crystalline material which, in the calcined state, has a composition: X 2 O 3 :nYO 2 :mZO 2 , wherein: X represents a trivalent element; Z represents Ge; and Y...
7008611 Microporous crystalline zeolite material (ITQ-20) and production method thereof  
The invention relates to a microporous crystalline zeolite material having the empirical formula x(M 1/n XO 2 ):yYO 2 :(1−y)SiO 2...
6953767 Silicoaluminophosphate molecular sieve  
The present invention relates to a silicoaluminophosphate molecular sieve comprising at least one intergrown phase of molecular sieves having AEI and CHA framework types, wherein said intergrown...
6767858 Synthesis of alumino- and silicoalumino-phosphates of CHA framework type  
The invention is directed to a method of synthesizing aluminophosphate and silicoaluminophosphate molecular sieves and in particular to the synthesis of aluminophosphate and silicoaluminophosphate...
6756030 Crystalline aluminosilicate zeolitic composition: UZM-8  
Applicants have synthesized a family of microporous aluminosilicate zeolites and substituted versions thereof which are identified as UZM-8. These new compositions can be prepared using either only...
6696033 Microporous acidic oxide with catalytic properties ITQ-18  
The invention concerns a microporous crystalline material, with a characteristic X-ray diffractogram, made up by oxygen tetrahedra and one metal (T +4 and T +3 ) with the possibility of...
6607705 Process for the preparation of molecular sieve silicas  
A process for the preparation of mesostructured molecular sieve silicas from inorganic silicon precursors and polyoxyethylene oxide based polymers is described. The silicas are stable upon...
6565643 Process for preparing synthetic clay minerals  
The invention pertains to a process for preparing a synthetic clay mineral which comprises silicon, aluminum, and at least one octahedron ion, which clay mineral has a total content of sodium and...
6555090 Acid oxide with micro and mesoporous characteristics: ITQ-36  
The invention deals with a microporous crystalline material, with a characteristic X-ray diffractogram, comprised of oxygen tetrahedra and a metal (T +4 and T +3 ) with the possibility of...
6469226 Delaminated microporous solid  
The invention concerns a microporous oxide material ITQ6, with a characteristic X-ray diffraction pattern, and surface areas for which microporous surface area may be of at least 20 m 2 /g the...
6419891 Synthetic crystalline MCM-69, its synthesis and use  
This invention relates to a new synthetic crystalline material comprising acidic surface silanol groups, designated MCM-69, a method for its preparation and use thereof in catalytic conversion of...
6043179 Zeolite CIT-5 and method of making  
The present invention relates to new crystalline zeolite CIT-5 prepared using a N(16) methylsparteinium cation templating agent.
6040258 Zeolite CIT-5 and method of making  
The present invention relates to new crystalline zeolite CIT-5 prepared using a N(16) methylsparteinium cation templating agent.
6033643 Zeolite SSZ-45  
The present invention relates to new crystalline zeolite SSZ-45 prepared using an N-substituted DABCO cation templating agent.
5972820 Methods of making stabilized crystalline alumina compositions, and alumina compositions and catalyst supports made therefrom  
Methods of making substantially phase-pure and thermally stable crystalline alumina compositions stabilized with an oxide of silicon, germanium, phosphorus, arsenic or a mixture thereof. Also...
5925449 Method for bonding fiber reinforcement on concrete and steel structures and resultant products  
Fiber-reinforced geopolymeric resin having a mole ratio of SiO 2 :Al 2 O 3 of at least equal to 6, and preferably at least equal to 10, adheres well to both concrete and steel, and is used to...
5879655 Method of making microporous non-zeolitic molecular sieves  
The present invention is a method for synthesizing non-zeolitic molecular sieves which have a three-dimensional microporous framework structure comprising AlO 2 ! and PO 2 ! units. In preparing...
5877106 Stabilized crystalline alumina compositions  
New thermally- and hydrothermally-stable δ-alumina compositions stabilized with an oxide of silicon, germanium, phosphorus, arsenic or a mixture thereof and methods of preparation of same are...
5858081 Kaolin derivatives  
Amorphous derivatives of kaolin group minerals characterized by high specific surfaces and/or high cation exchange capacities and a 27 AL MAS NMR spectrum having a dominant peak at about 55 ppm...
5840264 Crystalline inorganic oxide compositions prepared by neutral templating route  
This invention relates to new crystalline organic compositions having unique combinations of framework-confined uniform mesopores and textural mesopores and to a method for their preparation. The...
5837639 Hydroprocessing catalyst  
A catalytic composition comprises a metal hydrogenation- dehydrogenation component supported on a support material comprising an ultra-large pore crystalline material of high surface area and...
5827491 Process for preparing the synthetic porous crystalline material MCM-56  
The synthetic porous crystalline material, MCM-56, is synthesized by a process comprising the steps of: a) preparing a reaction mixture containing sources of alkali or alkaline earth metal (M)...
5792251 Method of producing metakaolin  
A method of forming powdered metakaolin for use as an additive in cement based materials comprising the steps of calcining kaolin so as to reduce the hydroxyl content thereof to produce a...
5385714 Synthetic, crystalline aluminosilicate, method for its preparation as well as use  
Synthetic crystalline aluminosilicate is prepared by an inorganic process from a reaction mixture, which contains, in an aqueous alkaline medium SiO 2 and Al 2 O 3 or their hydrated derivatives...
5366945 Supported heteropoly acid catalysts  
There is provided a catalyst comprising a heteropoly acid, such as phosphotungstic acid, supported on a mesoporous crystalline material, such as M41S. A particular form of this M41S support is...
5364797 Sensor device containing mesoporous crystalline material  
A sensor device includes ultra-large pore crystalline material M41S as a selective detecting element, and a measuring element for quantifying physical, chemical or biological events which occur...
5350722 MTW-type zeolite and its preparation process  
The invention relates to a synthetic crystalline zeolite of the MTW type, characterized by: a) the following approximate general formula: M 2 /n O, Al 2 O 3 , xSiO 2 in which M...
5338525 MFI-type zeolite and its preparation process  
Synthetic crystalline zeolite of the MFI type and its preparation process, said zeolite being characterized by: a) the following approximate general formula: M + (x+y) [Si (96-(x+y)) Al x Ga...
5334367 Zeolite ZSM-45  
This invention relates to a new synthetic porous zeolite, characterize as ZSM-45, a method for its preparation and use thereof in catalytic conversion of organic compounds. This crystalline...
5310715 Method for preparing a pillared layered oxide material  
There is provided a method for preparing a pillared layered material, designated MCM-36, with a characteristic X-ray diffraction pattern. Upon calcination of the swollen, non-pillared form of this...
5300277 Synthesis of mesoporous crystalline material  
This invention relates to an improvement in the method for synthesis of a new synthetic composition of porous crystalline material. The new crystalline material exhibits a large sorption capacity...
5296428 Catalyst comprising MCM-36 and a hydrogenation/dehydrogenation component  
There is provided a catalyst comprising MCM-36 and a hydrogenation/dehydrogenation component. A particular example of such a catalyst comprises MCM-36, nickel and tungsten.
5292698 Catalyst comprising MCM-36  
There is provided a catalyst comprising MCM-36 and a binder material.
5275800 Crystalline zeolites and method of preparation from amorphous silica particles  
Zeolite is synthesized by reacting amorphous silica particles with NaOH and Al 2 O 3 under hydrothermal reaction conditions. The amorphous silica particles are preferably produced by reaction of...
5268161 Process for preparing molecular sieves using a 1,3,3,8,8-pentamethyl-3-azoniabicyclo [3.2.1] octane template  
The present invention relates to a process for preparing crystalline molecular sieves, particularly large pore zeolites, which comprises contacting active sources of one or more oxides selected...
5266541 Crystalline oxide material  
There is provided a crystalline oxide material with a characteristic X-ray diffraction pattern. This material is a layered material, designated MCM-39. This layered material may be swollen, and the...
5254515 Catalyst for decomposing nitrogen oxides and a method of purifying a waste gas containing nitrogen oxides  
The present invention relates to a catalytic composition effective for removing harmful materials such as NOx, CO, HC, etc. causing photochemical smog, contained in a combustion waste gas exhausted...
5252527 Zeolite SSZ-32  
A crystalline zeolite SSZ-32 of novel composition is prepared using an N-lower alkyl-N'-isopropyl-imidazolium cation as a template. Also disclosed is a process for converting hydrocarbons with...
5236680 Preparation of amorphous silica-alumina particles by acid-treating spherical P-type zeolite particles crystallized from a sodium aluminosilicate gel  
The invention is a process for preparing amorphous silica alumina spherical particles by mixing sodium silicate or silicic acid gel with sodium aluminate and sodium hydroxide in an aqueous solution...
5232675 Rare earth-containing high-silica zeolite having penta-sil type structure and process for the same  
The present invention discloses a rare earth-containing high-silica zeolite having penta-sil type structure and process for the same. The anhydrous composition of the high-silica zeolite of the...
5219813 Process for the preparation of novel molecular sieves  
There is described a process for the preparation of novel crystalline molecular sieves, characterized by a distinctive x-ray diffraction pattern and a chemical composition in terms of mole ratios...
5171425 Process for upgrading a sulfur-containing feedstock  
Process for upgrading a sulfur-containing feedstock comprising a hydrocarbon mixture substantially boiling in the gasoline range which process comprises the following steps: 1) contacting the...
4919908 Crystalline aluminosilicate and a method for its preparation  
A synthetic, layered, crystalline aluminosilicate. The aluminosilicate has the general formula (expressed as moles of oxide ratios): (M 2 /n O) x : (SiO 2 ) y : (Al 2 O 3 ) z wherein M...
4791088 Crystalline layered material MCM-20 and process for its preparation  
Layered silicate materials of high thermal stability and surface area which contain interspathic oxides such as silica as prepared by treating a layered silicate, with organic cation, to spread the...
4264474 Ammoniated silica-alumina gel and catalyst containing the same and processes for producing same  
This invention relates to hydrothermal treatment of silica-alumina cogels resulting in a reduction in the NH 4 content of the gel and the generation of a beta crystal phase and the employent of...
Matches 1 - 50 out of 55 1 2 >