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7615150 |
Separation agent for separating optical isomer and method for preparation thereof
A method of producing a novel separating agent for separating enantiomeric isomers, characterized by including: a step of supporting an optically active polymer compound and a compound having an...
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7595278 |
Resin bonded sorbent
The invention relates to improved resin bonded sorbent compositions and articles of manufacture fabricated therewith, such as air conditioning and refrigeration components. The introduction of...
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7591944 |
Sulphided ion exchange resins
A method of making a sulphided ion exchange resin from an ion exchange resin containing primary or secondary amino group comprises passing a non-aqueous liquid, e.g. a hydrocarbon, feedstock...
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7588822 |
Absorbent articles surface cross-linked superabsorbent polymer particles made by a method of using ultraviolet radiation and brØnsted acids
A method of surface cross-linking superabsorbent polymer particles using UV irradiation is provided. The superabsorbent polymer particles for use in the method have a relatively high degree of...
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7585903 |
Photocatalytic material
A photocatalytic material which comprises a resin base and photocatalyst particles tenaciously deposited thereon in such a manner that the function of the photocatalyst is not impaired. Even when...
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7582684 |
Macroporous ion exchange resins
Ion exchange resins are described that are hydrophilic, crosslinked (meth)acrylic copolymers. The ion exchange resins are macroporous, have a surface area of at least 50 m 2 /g, and an average...
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7576034 |
Crosslinked three-dimensional polymer network, method for preparing same, support material comprising same and uses thereof
The invention concerns a crosslinked optically active three-dimensional polymer network, consisting of homochiral units of a first selector and of homochiral units of at least a second selector of...
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7572419 |
Apparatus and methods for removing mercury from fluid streams
An apparatus and method for removing mercury, and in particular elemental mercury, from a fluid stream by exposing the fluid stream to a polyethersulfone or filter-coated with anion exchange resin,...
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7527733 |
Chelating agents for heavy metal removal
The present invention provides for Troika acids attached to a macroporous resin and Methods of preparing the same, including direct attachment of a Troika acid, and attachment of a Troika acid...
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7501380 |
Compositions for the absorption of dissolved metals
A blended composition of hydrogel polymer granules capable of selectively removing toxic dissolved metal species from water containing abundant innocuous species, and spacer particles which...
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7491669 |
Adsorbent with multiple layers
A method, article of manufacture and apparatus are disclosed for binding successive layers of a “guest specie” such as an atom, cation, anion, organic molecule, and/or pathogen to a substrate...
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7468414 |
Moisture absorptive and desorptive ultrafine particles and a product using said ultrafine particles
To provide moisture absorptive and desorptive ultrafine particles having high moisture absorptive and moisture desorptive properties and particularly having an excellent moisture absorptive rate...
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7442779 |
Isolation of proteins
The present invention relates to a novel method for the isolation or purification of immunoglobulins (a special class of proteins) from a solution containing immunoglobulins, e.g. hybridoma cell...
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7439013 |
Biocompatible polymer and filter for selectively eliminating leucocytes using the same
It is intended to provide a polymer which is scarcely eluted, has a high biocompatibility and is useful in a filter for selectively eliminating leucocytes. It is also intended to provide a filter...
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7432384 |
Direct epoxidation process
A process is disclosed for the epoxidation of an olefin with hydrogen and oxygen in the presence of an oxidation catalyst comprising a transition metal zeolite and a polymer-encapsulated noble...
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7423070 |
Surface-modified base matrices
The present invention is a surface-modified base matrix comprised of a porous polymeric base matrix onto which branched hydrophilic polyhydroxy-functional polymers have been covalently attached,...
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7357868 |
Nanocrystal-containing filtration media
The invention relates to filtration media having nanocrystals of metal oxides, encapsulated in or impregnated into a binder matrix, which binds together particles of activated carbon. The...
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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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7341618 |
Filters and methods of making and using the same
Filters for removing particulate and gaseous organic and inorganic materials from a fluid stream are disclosed. The filter may contain a polymer matrix and optional sequestering agents. Methods of...
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7335623 |
Method of synthesizing zirconium-loaded fibrous adsorbent materials having phosphoryl groups and removal of objectionable substances using the adsorbents
A zirconium-loaded fibrous adsorbent material having phosphoryl groups which is produced by first grafting a reactive monomer having phosphoryl groups onto a polymeric substrate and then loading...
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7332086 |
Method for preparing a separation medium
The present invention relates to a method of preparing a separation medium starting with an aqueous solution of spherical and preferably functionalised primary particles of defined size, comprising...
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7329360 |
Oil recovery and environmental cleanup compositions comprising a polyethylene/vinyl acetate copolymer
This invention relates to improvements in products and processes for cleaning up oil, chemical, or other hydrocarbon spills, and cleaning up the environment where such spills have occurred. In one...
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7312023 |
Devices, systems, and methods for reducing levels of pro-inflammatory or anti-inflammatory stimulators or mediators in the blood, generated as a result of extracorporeal blood processing
Devices, systems, and methods reduce levels of pro-inflammatory or anti-inflammatory stimulators or mediators in blood by selective adsorption. The devices, systems, and methods are useful in...
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7311845 |
Adsorbing material for blood and plasma cleaning method and for albumin purification
The invention relates to an adsorbent material, a method for cleaning blood and plasma and purifying albumin, and to a method for producing said adsorbent material. The inventive adsorbent material...
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7304017 |
Sorbent for use in process of solid phase extraction
A sorbent comprising a spherical, highly porous polymer with specific hydrophobic-hydrophilic properties, specific pore volume and its distribution, as well as a method of solid phase extraction...
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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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7291578 |
Hybrid anion exchanger for selective removal of contaminating ligands from fluids and method of manufacture thereof
Polymeric anion exchangers are used as host materials in which hydrated Fe(III) Oxides (HFO) are irreversibly dispersed within the exchanger beads. Since the anion exchangers have positively...
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7276162 |
Removal of contaminants from a lipophilic fluid
The present invention relates to processes for removing contaminants from lipophilic fluids, adsorbent materials employed in such processes, and lipophilic fluids produced by such processes.
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7258904 |
Absorber and method for producing it
According to the present invention, a water absorbent material and materials to be sucked included in a water permeable bag type member form a water absorber. Thus, the water absorber is small both...
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7250388 |
Medium for chromatographic separations
Medium for chromatographic separations. The medium includes a support with a surface on which interwoven polymers are coated to form a polymer surface. The polymers are covalently linked to the...
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7250214 |
Porous inorganic/organic hybrid monolith materials for chromatographic separations and process for their preparation
Novel materials for chromatographic separations, processes for their preparation, and separation devices containing the chromatographic materials. In particular, the novel materials are porous...
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7247241 |
Process for treating lipophilic fluid
Process for treating lipophilic fluids employing filters, more particularly, multifunctional filters that are capable of removing as well as adding components to lipophilic fluids being filtered...
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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...
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7220703 |
Tethered polymer ligands
This invention relates to improved porous solid supports for chromatography and catalysis. The supports are prepared by covalently binding a tether polymer to a solid support, and then blocking the...
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7219624 |
Animal excretions disposal material and a manufacturing method therefore
A manufacturing process for cat litter having 30 to 80 parts of weight of a powdered organic substance as the base material having particle sizes less than 840 μm, 1 to 10 parts of weight of a...
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7201844 |
Composite matrices with interstital polymer networks
The present invention relates in general to the preparation and use of matrices having solid spaces, interstitial spaces and interstitial polymer networks. In particular, the interstitial polymer...
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7189575 |
Method and device for determining the swelling behavior of polymer gels under pressure
Disclosed is a method for determining the swellability and the swelling kinetics of superabsorbent material ( 9 ) such as polymer gels, for example, which comprises introducing a defined volume of...
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7186701 |
Dehydrating agent and method for dehydrating moist article using the agent and dehydrated article obtained by the method
The present invention has the object to dehydrate hydrous matters without denaturing or deteriorating them by using a dehydrating agent comprising an anhydrous cyclotetrasaccharide, and provides a...
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7169298 |
Method and apparatus for separating polynucleotides using monolithic capillary columns
Methods and devices based on capillary monolithic columns, preferably consisting of an underivatized poly(styrene-divinylbenzene) monolith, for separating a mixture of polynucleotides by ion...
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7163633 |
Affinity matrices with enhanced visibility for molecular pull-down and immunoprecipitation applications
An affinity matrix for use in affinity based molecular pull down and immunoprecipitation procedures. The affinity matrix comprises a polymeric support, a dye attached to a fraction of the polymeric...
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7132479 |
Polymer mixtures with improved odor control
The present invention relates to polymer mixtures including hydrogel-forming polymers capable of absorbing aqueous fluids and prepared by polymerization of olefinically unsaturated carboxylic acids...
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7125823 |
Methods of making dual-action decontamination media
Hydrophobic polymer particles (e.g., granules or fragments) employed as filter media, e.g., for filtering runoff water, include an antimicrobial compound on exterior surfaces and can reduce...
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7098253 |
Macroporous ion exchange resins
Ion exchange resins are described that are hydrophilic, crosslinked (meth)acrylic copolymers. The ion exchange resins are macroporous, have a surface area of at least 50 m 2 /g, and an average...
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7090775 |
Separation agent for separating optical isomer and method for preparation thereof
A method of producing a novel separating agent for separating enantiomeric isomers, characterized by including: a step of supporting an optically active polymer compound and a compound having an...
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7060187 |
Post-modification of a porous support
The present invention relates to a method for post-modification of a macroporous polymeric support comprising one or more unreacted double bonds, which method includes the steps of contacting the...
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7056858 |
Polymer with superior polar retention for sample pretreatment
A polymeric sorbent that can be employed in the extraction and purification of polar and nonpolar molecules from a complex media (e.g. pharmaceuticals from biological matrices) by solid phase...
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7056481 |
Agent and method for removing pollutants from gases
The present invention relates to an agent for removing pollutants from gases comprising a wax which has a drop melting point between 40 and 150° C., a melt viscosity of 2 to 20 000 mPas and a...
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7026511 |
Synthesis of N-vinylformamide
A process to produce N-vinylformamide includes the steps of: reacting hydroxyethyl formamide with a reactant comprising at least one cyclic anhydride group to form an ester, and dissociating the...
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7025886 |
Material
The present invention provides porous monoliths with high flow permeability that can be produced by polymerising and divinylbenzene in the presence of an initiator, a carboxy-functionalized...
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7018537 |
Chiral stationary phases based on derivatives of 4-amino-3,5-dinitrobenzoic acid
The invention describes new chiral stationary phases containing a 4-amino-3,5-dinitrobenzoic unit modified with chiral groups and spacer groups. The invention includes the process for the...
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