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7601211 |
Process for preparing porous hybrid comprising zeolite and chitosan and porous hybrid prepared thereby
The present invention relates to a process for preparing a porous hybrid comprising zeolite and chitosan and a porous hybrid prepared thereby, in particular, to a process for preparing a porous...
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7592284 |
Preparation of ion exchanged polymer bound nitrogen adsorbent
A high capacity adsorbent may be used for enriching oxygen concentration in an air stream. Such a high capacity adsorbent may be from about 2 to about 3 times lighter relative to the currently...
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7582278 |
Microporous crystalline zeolite material, zeolite ITQ-32, preparation method thereof and use of same
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...
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7553477 |
Zeolitic microporous crystalline material with an LTA structure (ITQ-29), preparation method thereof and uses of same in organic compound separation and transformation processes
The invention relates to a material which, once calcined and in the anhydrous state has general formula x (M 1/n XO 2 ):z ZO 2 :y GeO 2 :(1−y) SiO 2 , wherein x has a value of less than 0.2,...
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7513935 |
Mixed matrix membrane with super water washed silica containing molecular sieves and methods for making and using the same
The present invention provides a method for preparing silica containing molecular sieves which may be mixed with an organic polymer to create a mixed matrix membrane. Further, this invention...
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7510659 |
Surface-modified zeolite and process for synthesis thereof for sequestration of anions
Present invention deals with cost-effective surface-modified zeolite materials developed from commercial zeolites and flyash-based zeolites by treating with surface modifiers like...
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7494951 |
Process for the manufacture of catalysts used for producing para-xylene by toluene shape selective alkylation
The present invention relates to a process for the manufacture of catalysts used for producing para-xylene by toluene shape selective alkylation. The invention is primarily used for solving the...
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7390395 |
Hydrocarbon conversion using molecular sieve SSZ-56
The present invention relates to new crystalline molecular sieve SSZ-56 prepared using a N,N-diethyl-2-methyldecahydroquinolinium cation as a structure directing agent, methods for synthesizing...
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7378076 |
Process for production of macrostructures of a microporous material
The invention involves a process for production of macrostructures of a microporous material. The process is characterized by the fact that seeds formed in or introduced by ion exchange or...
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7354750 |
Methods for separating molecules
The present invention provides compositions and methods for the separation of metals or molecules such as polypeptides, nucleic acids, or endotoxins using a metal-modified solid support. The metals...
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7341707 |
Method for in-situ synthesis of crystalline microporous metalloaluminophosphate in a formed body
The invention concerns a method for production of microporous crystalline metalloaluminium phosphates (ELAPO) based adsorbents or catalysts by in-situ crystallisation of ELAPO inside a formed body....
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7341706 |
Method of synthesising crystalline microporous metalloaluminophosphate for a solid body
The invention concerns a simple and cheap method for production of microporous crystalline metalloaluminiumphosphates (ELAPO) for use as adsorbent or catalyst by wholly or partially filling the...
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7335620 |
Photocatalytic powder, photocatalytic slurry, and polymer composition, coating agent, photocatalytic functional molded article and photocatalytic functional structure using the powder
An object of the present invention is to provide a photocatalytic powder containing titanium dioxide fine particles containing an anionically active substance, where the electrokinetic potential of...
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7304016 |
Compositions for separating molecules
The present invention provides compositions for the separation of metals or biomolecules such as polypeptides, nucleic acids, or endotoxins using modified solid supports.
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7271117 |
Epoxidation catalyst
Noble metal-containing titanium or vanadium zeolite catalysts are prepared by adding a noble metal source to a titanium or vanadium zeolite that contains templating agent used in the preparation of...
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7261865 |
Heatable honeycomb body with two different coatings
An electrically heatable honeycomb body, in particular for cleaning exhaust gas originating in an internal combustion engine. The honeycomb body has at least two zones arranged in series in the...
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7255731 |
Use of particular polysaccharides as admixtures for mineral materials
The subject of the present invention is the use of particular polysaccharides as admixtures for mineral materials, especially as admixtures for mineral binders. These polysaccharides have,...
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7112552 |
Compositions for separating molecules
The present invention provides compositions for the separation of metals or biomolecules such as polypeptides, nucleic acids, or endotoxins using modified solid supports.
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7087547 |
Alkali-free demercaptanization catalyst for hydrocarbon compositions
A catalyst for oxidative demercaptanization of hydrocarbon compositions, comprising 0.2–5% of an oxide selected from the group consisting of an oxide of a transition metal of group Ib, an oxide...
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7087288 |
Layered silicate material and applications of layered materials with porous layers
Layered silicate materials and applications are disclosed. In one aspect, the invention features layered silicate materials having pores that run generally perpendicular to the layers. In another...
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7081426 |
Method for improving crystalline titanosilicate catalyst having MWW structure
A method for improving a crystalline titanosilicate catalyst having an MWW structure, characterized in that it comprises treating the crystalline titanosilicate catalyst having a MWW structure with...
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7078364 |
Ship-in-a-bottle catalysts
In accordance with the present invention there is provided a novel catalyst system in which the catalytic structure is tailormade at the nanometer scale using the invention's novel ship-in-a-bottle...
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7063804 |
Compositions for treating phosphate in water
Compositions including alum and a smectite mineral material for the clarification of bodies of water by removal of dissolved solids, dissolved organic materials and other anions such as fluoride...
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7056537 |
Treatment of landfill gas
The present invention relates to a method of abating hydrogen sulfide gas emitted by or generated in landfills. Certain embodiments of the present invention relate to contacting hydrogen sulfide...
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7041774 |
Functionalized zeolite compositions and methods for their preparation and use
Disclosed herein are zeolite compositions comprising structural units of the formulae:
wherein “B” and “C” are spacer groups comprising C 2 to C 20 hydrocarbyl groups; and R 1 and R...
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7033968 |
Processes for the manufacture of supported materials
A process is described for the manufacture of a crystalline molecular sieve layer on a support, which process comprises impregnation of the support with an impregnating material prior to deposition...
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7009012 |
Supported catalyst for producing syndiotactic styrenic polymer
The present invention provides a supported catalyst comprising (A) a polymer (B) a supporter, (C) a transition metal compound, and optionally (D) (a) a compound which can form an ionic complex by...
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6989254 |
Direct encapsulation of biomacromolecules in surfactant templated mesoporous and nanoporous materials
Biomacromolecules encapsulated or immobilized within mesoporous or nanoporous materials via surfactant-templated sol-gel reactions and methods for production of these encapsulated or immobilized...
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6960551 |
Functionalized periodic mesoporous materials, their synthesis and use
A functionalized porous crystalline material is disclosed exhibiting an X-ray diffraction pattern with at least one peak at a position greater than about 1.8 nm d-spacing with a relative intensity...
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6932959 |
Porous inorganic macrostructure materials and process for their preparation
There is provided macrostructures of porous inorganic material which can have controlled size, shape, and/or porosity and a process for preparing the macrostructures. The macrostructures comprise a...
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6908604 |
Macrostructures of porous inorganic material and process for their preparation
There is provided macrostructures of porous inorganic material which can have controlled size, shape, and/or porosity and a process for preparing the macrostructures. The macrostructures comprise a...
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6849568 |
Hydrophilic zeolite coating
A hydrophilic coating can be optionally corrosion resistant and/or microbial resistant for a substrate such as a heat exchanger. The coating is provided by a zeolite layer that can be formed from a...
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6843978 |
Microporous materials (TIQ-6 and METIQ-6) of high surface area active in oxidation reactions
The present invention refers to a microporous material formed by oxygen, silicon, germanium, aluminum, boron, gallium, zirconium and/or titanium in its composition, called TIQ-6, to its catalytic...
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6743747 |
Catalyst pretreatment in an oxgenate to olefins reaction system
Disclosed is a crystalline silicoaluminophosphate molecular sieve comprising a porous framework structure and at least one single ring aromatic compound within the porous framework structure. The...
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6689195 |
Crystalline molecular sieve layers and processes for their manufacture
A process is described for the manufacture of crystalline molecular sieve layers with good para-xylene over meta-xylene selectivity's good para-xylene permeances and selectivities. The process...
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6660172 |
Precoat filtration media and methods of making and using
The invention is directed to a precoat or body feed composition comprising a microbiological interception enhanced filter aid. Preferably, the microbiological interception enhanced filter aid...
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6613711 |
Clay-titanium tetrachloride catalyst and the preparation thereof
The present invention provides a clay-titanium tetrachloride catalyst used for the preparation of polyolefine/clay composite materials, comprising: 1) a phyllosilicate; 2) a magnesium compound...
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6613708 |
Catalyst selectivation
It has been discovered that catalysts may be modified by depositing an agent derivative from an agent such as an organometallic compound upon them. Such a modification gives a catalyst useful in...
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6528031 |
Method for preparing noble metal-supported zeolite catalyst for catalytic reduction of nitrogen oxide
The present invention provides a method for preparing a catalyst for the reduction of nitrogen oxides by the use of natural gas as a reducing agent in an excess oxygen atmosphere, which comprises...
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6458187 |
Shaped body of zeolite, a process for its production and its use
A shaped zeolite-containing body, e.g., zeolite-containing monoliths, having high compressive strength is prepared from a particular class of siloxane-based binders in combination with zeolite,...
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6451723 |
Polymer-bound nitrogen adsorbent and method of making and using it
A gas adsorbent is made by dissolving a polymer in one or more first solvents to form a polymer solution; mixing an inorganic adsorbent with the polymer solution to form a precursor; molding the...
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6444601 |
Purified attapulgite clay
A method for producing an Attapulgite clay (Fuller's Earth) that significantly removes other types of clays and minerals, resulting in improved performance. A unique dispersant is used that will...
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6444191 |
Zeolite ZSM-11 and a process for preparing zeolite ZSM-11 using a 3,5-dimethylpiperidinium templating agent
The present invention relates to a process for preparing the zeolite ZSM-11 using 3,5-dimethylpiperidinium compounds as an organic templating agent, and to the zeolite ZSM-11 in the pure phase form.
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6432858 |
Process for the regeneration of hydration catalyst for cyclic olefins
This invention relates to a method for regenerating a cyclic olefin hydration catalyst, in which a solid acid catalyst is regenerated after its use in a hydration reaction of a cyclic olefin by...
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6395846 |
Catalysts for olefin polymer production
The invention relates to high-activity catalysts for olefin polymerization, to efficient methods for producing them, and to efficient methods of using the catalysts for producing high-quality...
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6331500 |
Functionalized molecular sieves
The present invention relates to functionalized molecular sieves that are useful as shape-selective adsorbents and catalysts. The inventive molecular sieves have a crystalline framework and include...
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6326326 |
Surface functionalized mesoporous material and method of making same
According to the present invention, an organized assembly of functional molecules with specific interfacial functionality (functional group(s)) is attached to available surfaces including within...
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6284696 |
Mesopore molecular sieve and process for the production thereof
A mesopore molecular sieve having a hydrocarbon group bonded directly to a silicon atom in the metal oxide skeleton constituting the molecular sieve, wherein the content of said hydrocarbon group...
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6274700 |
Catalyst and method for producing polytetrahydrofuran
In a process for preparing polytetrahydrofuran, polytetrahydrofuran copolymers or diesters or monoesters thereof by polymerization of tetrahydrofuran in the presence of at least one telogen and/or...
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6261986 |
Production and article of iron/surfactant-modified zeolite pellets to retain and destroy water pollutants
A method of producing a pollutant adsorption and degradation article, and such article, are provided. At least one adsorbent is mixed with at least one pollutant transforming agent to form a...
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