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| Number | Title | Issue Date |
| 8007763 | Preparation of molecular sieves using a structure directing agent and an N,N,N-trialkyl benzyl quaternary ammonium cation Crystalline molecular sieves are prepared using a mixture comprising an organic structure directing agent capable of forming the molecular sieve, and an N,N,N-trialkyl benzyl quaternary ammonium cation. ... | 08/30/2011 |
| 7785563 | Method of the preparation of microporous crystalline molecular sieve possessing mesoporous frameworks The present invention relates to a method of preparing a microporous crystalline molecular sieve having mesoporous skeleton, comprising following steps: (a) adding a meso-SDA (meso-Structure Directing Agent) into a gel composition of synthesizing molecular sieve, (b... | 08/31/2010 |
| 7771703 | IZM-1 crystalline solid and a process for its preparation 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 | 08/10/2010 |
| 7578993 | Process for preparing crystalline aluminosilicate compositions using charge density matching A process for preparing crystalline alumino-silicate compositions has been developed. The process involves preparing a charge density mismatch reaction mixture comprising sources of aluminum, silicon, optionally an E metal and at least one charge density mismatch (C... | 08/25/2009 |
| 7544347 | Method for synthesizing ZBM-30 zeolite from a mixture of amine compounds The invention concerns a process for the synthesis of solid zeolitic ZBM-30, comprising: i) a mixing step, during which a mixture comprising at least one source of a tetravalent metal, at least one source of a trivalent metal, wate... | 06/09/2009 |
| 7442367 | Production method for zeolite shaped body and production method for zeolite layered composite The present invention discloses a production method for a zeolite shaped body in which a tetrapropylammonium hydroxide (TPAOH) solution and tetrapropylammonium bromide (TPABr) are added to a silica sol, an obtained prepared solution is heated under a condition that ... | 10/28/2008 |
| 7431913 | EUO-structural-type zeolite that contains the N,N-dimethyl-N,N-di(3,3-dimethylbutyl)ammonium cation and its process for preparation A new EUO-structural-type zeolite that comprises at least one tetravalent element X that is selected from among silicon, tin, titanium and germanium and optionally at least one trivalent element T that is selected from among aluminum, iron, boron, indium and gallium... | 10/07/2008 |
| 7288237 | Epoxidation catalyst Titanium or vanadium zeolite catalysts are prepared by reacting a titanium or vanadium compound, a silicon source, a templating agent, a hydrocarbon, and a surfactant at a temperature and for a time sufficient to form a molecular sieve. The catalyst is useful in ole... | 10/30/2007 |
| 7232787 | Method of synthesizing molecular sieves The invention is directed to a method of synthesizing a molecular sieve. In particular, the invention is directed to a method for synthesizing a molecular sieve, especially a silicoaluminophosphate molecular sieve, in the presence of a templating agent and a polymer... | 06/19/2007 |
| 7141232 | Preparation of molecular sieves involving spray drying Molecular sieves are prepared by forming a reaction mixture slurry, spray drying the reaction mixture slurry to form particles, and heating the spray dried reaction mixture at a temperature and pressure sufficient to cause crystallization of the molecular sieve. The... | 11/28/2006 |
| 7119245 | Synthesis of an un-supported, high-flow ZSM-22 zeolite membrane Novel methods for synthesizing wholly un-supported, high-flow catalytic membranes consisting of 100% crystalline ZSM-22 crystals with no binder phase, having sufficient porosity to allow high Weight Hourly Space Velocities of feedstock to pass through without genera... | 10/10/2006 |
| 7091385 | Acylation using molecular sieve SSZ-71 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. ... | 08/15/2006 |
| 7087792 | Partial oxidation using molecular sieve SSZ-71 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. ... | 08/08/2006 |
| 7083766 | Reduction of oxides of nitrogen in a gas stream using molecular sieve SSZ-71 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. ... | 08/01/2006 |
| 7083776 | Molecular sieve SSZ-71 composition of matter and synthesis thereof 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. ... | 08/01/2006 |
| 6994142 | Laminating machine A laminator for laminating a document in at least one of a laminating pouch and on a substrate comprising upper, middle and lower rolls, the upper and middle rolls defining a first nip for laminating a document between first and second sheets of laminating film, the... | 02/07/2006 |
| 6949488 | Fischer-Tropsch catalyst regeneration Methods and apparatus for providing the heat required to maintain the desired temperature for catalyst regeneration. The catalyst is heated by contacting a reactant gas mixture with the catalyst in order to initiate an exothermic reaction and, once the desired tempe... | 09/27/2005 |
| 6906208 | Mesoporous material and use thereof for the selective oxidation of organic compounds A material especially useful for the selective oxidation of hydrocarbons and other organic compounds includes a non-crystalline, porous inorganic oxide having at least 97 volume percent mesopores based on micropores and mesopores, and at least one catalytically acti... | 06/14/2005 |
| 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 m2 /g the external surface area may be at least 350 m2 | 10/22/2002 |
| 6346140 | Porous solid for gas adsorption separation and gas adsorption separation process employing it A gas adsorption separation process characterized by adsorption separation of components in a gas by contacting the gas with a porous solid which is a porous solid having an X-ray diffraction pattern with at least one peak at a diffraction angle correspon... | 02/12/2002 |
| 5958367 | Methods for preparing porous metal oxides The present invention relates to a composition and a method for producing hexagonally-packed mesoporous metal oxides wherein the metal oxide is selected from transition metals and lanthanide metals. The composition includes hexagonally packed metal oxide ... | 09/28/1999 |
| 5885546 | Process for the preparation of titanium silicates A process for the preparation of crystalline, microporous titanium silicates having the chemical formula: x TiO2 : (1-x) SiO2 wherein x is greater than 0.04 and less than or equal to 0.075. These silicates are useful as oxidation cat... | 03/23/1999 |
| 5830429 | Metal silicate compositions and catalysts A high silica zeolite (UTD-1) using bis(pentamethyl-cyclopentadienyl)cobalt(III) hydroxide, Cp*2 CoOH is disclosed. UTD-1 is a large pore molecular sieve having one dimensional channels running in parallel. The synthesis and characterization of... | 11/03/1998 |
| 5800799 | Porous inorganic oxide materials prepared by non-ionic surfactant and fluoride ion A method for the preparation of new quasi-crystalline, porous inorganic oxide compositions formed in the presence of fluoride ion possessing a disordered assembly of worm-like channels. The method uses an interaction between various nonionic polyethylene ... | 09/01/1998 |
| 5783167 | Structure material of the zeolite type with ultralarge pores and a lattice comprised of silicone and titanium oxides: its synthesis and utilization for the selective oxidation of organic products The invention relates to a material comprised of silicotitanates having a crystalline structure similar to MCM-41 zeolites, said material being characterized in that it contains in its lattice atoms of titanium and channels in its porous structure whose a... | 07/21/1998 |
| 5707601 | Process for preparing zeolites having MTT crystal structure using small, neutral amines The present invention relates to a process for preparing zeolites having the MTT crystal structure, such as zeolites SSZ-32 and ZSM-23, using small, neutral amines capable of forming the zeolite, the amine containing (a) only carbon, nitrogen and hydrogen... | 01/13/1998 |
| 5707600 | Process for preparing medium pore size zeolites using neutral amines The present invention relates to a process for preparing medium pore size zeolites using small, neutral amines capable of forming the zeolite, the amine containing (a) only carbon, nitrogen and hydrogen atoms, (b) one primary, secondary or tertiary, but n... | 01/13/1998 |
| 5675050 | Crystalline microporous solids consisting of aluminophosphates substituted by a metal and optionally by silicon and belonging to the FAU structure type, their synthesis and applications Crystalline microporous solids of the aluminophosphate type consisting of MeAPO-FAU and MeAPSO-FAU with Me denoting a metal which can adopt tetrahedral coordination in an oxide, for example Co and Zn. The solids are synthesized by hydrothermal crystalliza... | 10/07/1997 |
| 5670131 | Synthetic porous crystalline MCM-61, its synthesis and use This invention relates to a new synthetic porous crystalline material, designated MCM-61, a method for its preparation and use thereof as a sorbent or in catalytic conversion of organic or inorganic compounds. The new crystalline material exhibits a disti... | 09/23/1997 |
| 5648058 | Synthesis of novel molecular sieves using a metal complex as a template The synthesis and characterization of novel molecular sieves containing bis(pentamethylcyclopentadienyl) cobalt(III) ion are described. Several types of molecular sieves were prepared using the cobalt metal complex as a template that was shown to be incor... | 07/15/1997 |
| 5603914 | Synthesis of novel molecular sieves using a metal complex as a template The synthesis and characterization of novel molecular sieves containing bis(pentamethylcyclopentadienyl) cobalt(III) ion are described. Several types of molecular sieves were prepared using the cobalt metal complex as a template that was shown to be incor... | 02/18/1997 |
| 5593655 | Process for preparing a large molecular sieve The present invention relates to a process for the preparation of a large-pore molecular sieve, comprising crystallizing the molecular sieve from a starting mixture at a pH in the range of from 3 to 8, and recovering a large-pore molecular sieve, the said... | 01/14/1997 |
| 5549881 | Process for preparing a seeded high-silica zeolite having the faujasite topology A process to make a seed high silica zeolite having a faujasite structure and a silica to alumina ratio greater than 6, and containing tetrapropyl ammonium and/or tetrabutyl ammonium trapped within the supercages of said structure. The optimally seeds are... | 08/27/1996 |
| 5489424 | Synthesis of novel molecular sieves using a metal complex as a template The synthesis and characterization of novel molecular sieves containing bis(pentamethylcyclopentadienyl) cobalt(III) ion are described. Several types of molecular sieves were prepared using the cobalt metal complex as a template that was shown to be incor... | 02/06/1996 |
| 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: M2/n O, Al2 O3, xSiO2 in which M represents a metal cation and/or proton, n is the... | 09/27/1994 |
| 5346685 | Synthetic porous crystalline MCM-51, its synthesis and use This invention relates to a new synthetic porous crystalline titanium phosphate material, a method for its preparation and use thereof in catalytic conversion of organic compounds. The new crystalline material exhibits a distinctive X-ray diffraction patt... | 09/13/1994 |
| 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 demonstrated by its benzene adsorption capacity of greater ... | 04/05/1994 |
| 5264203 | Synthetic mesoporous crystalline materials This invention relates to a new synthetic composition of ultra-large pore crystalline material, e.g., [metallo]silicoaluminophosphate, having a composition, expressed on an anhydrous basis as follows: Mn/q (Wa Xb Yc ... | 11/23/1993 |
| 5227151 | Method of preparing silicoaluminophosphate compositions using a reagent containing both quaternary ammonium and silicon reactive sites in the same molecule A method of preparing silicoaluminophosphate (SAPO) compositions from a forming mixture which comprises sources of oxides of silicon, aluminum and phosphorus and quaternary ammonium-functionalized organosiliconate directing agent wherein the oxides of sil... | 07/13/1993 |
| 5116590 | Crystalline zeolite ECR-35 and a method for producing same A synthetic large pore crystalline metalsilicate zeolite composition, designated as ECR-35, having the formula, expressed in term of mole ratio of oxides: ##STR1## where T is an organic cation selected from the group consisting of tetraethylammo... | 05/26/1992 |
