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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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7557064 |
Methods for making immobilized aryl-containing ligands
Organic ligands that contain at least one aryl group are immobilized on a solid support. The organic ligands are of the type used to form a catalyst complex suitable for carrying out a catalytic...
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7553355 |
Methods and materials for the reduction and control of moisture and oxygen in OLED devices
Novel uses and methods of use for inorganic and macroreticulate polymer bonding to metals to control moisture and oxygen in OLED, and other like devices, are provided. Materials having color change...
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7544635 |
Process for changing hydrophilic/hydrophobic characteristics
An oxidative thermochemical drying treatment of naturally occurring organic substances, to prepare a new class of hydrophobic oleophilic products, and a new class of hydrophilic oleophilic ones....
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7534414 |
Clathrate compounds and method of manufacturing
The present invention comprises new materials, material structures, and processes of fabrication of such that may be used in technologies involving the conversion of light to electricity and/or...
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7531480 |
Sorbent additive and composition
An additive formulated for blending with bulk absorbent materials to cause the absorbent materials to agglomerate upon the introduction of urine or waste products. The invention also comprises...
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7510992 |
Sulfur-impregnated and coupling agent-reacted organoclay mercury and/or arsenic ion removal media
The use of two mercury and arsenic removal media: A) a sulfur-impregnated organoclay; and B) a coupling agent-reacted organoclay, wherein the coupling agent preferably contains a mercapto,...
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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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7481866 |
Gas storage materials and devices
The invention provides a porous metal-organic framework that can be used to store gases, such as hydrogen. Also provided is metal-organic framework comprising bifunctional metallic bridging groups...
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7478610 |
Cat litter
A cat litter product is provided and includes manufacture primarily from modified corn starch which is processed through mash distillation. The litter product is pelletized via an extrusion...
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7425521 |
Structured adsorbent media for purifying contaminated air
A method for purifying breathing air using a carbon-based monolith structure impregnated with copper, silver, zinc, and molybdenum species and triethylenediamine, wherein the monolith structure is...
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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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7402243 |
Organosilanes and substrate bonded with same
The present invention provides novel silicon compounds, methods for making these novel silicon compounds, compositions comprising these novel silicon compounds attached to substrates, methods for...
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7364656 |
Triazine-based detoxification agents and their use
An affinity ligand-matrix conjugate comprises the matrix and conjugated thereto by the group Z, a ligand having general formula (I):
wherein one X is N and the other X is N, CCL or CCn; A 1 ...
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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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7348294 |
Adsorbent and method for adsorbing cardiac glycoside
An adsorbent for cardiac glycoside contained in body fluid, comprising a compound having a log P value of at least 6 immobilized on a water-insoluble carrier is provided. A process for adsorbing...
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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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7320755 |
Method of preparing ligands for hydrophobic interaction chromatography
The invention is a method of preparing multimodal ligands for hydrophobic interaction chromatography (HIC), which comprises providing a cyclic scaffold comprising a thiol, an amine and a carbonyl...
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7320754 |
Method of preparing multi-modal anion-exchange ligands
The invention relates to a method of preparing multi-modal anion-exchange ligands, which comprises providing a cyclic three-functional scaffold comprising an amine, a carbonyl and a thiol;...
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7312175 |
Ion exchange materials, method of forming ion exchange materials, and methods of treating liquids
The invention includes an ion affinity material having an organic component which is sulfonated and which is chemically bonded to an inorganic substrate component. The invention includes a method...
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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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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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7250387 |
Filter system
The present invention is an improved filtration system, filtering method and unique chemical composition for capturing mercury and other pollutants in flue gases generated by process gas streams....
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7208532 |
Manufacture of improved support matrices
A method for the production of a cross-linked support matrix that in form of a bed will permit liquid flow velocities above 5 cm/h, preferably above 50 cm/h, to pass through the bed. The method is...
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7208093 |
Chromatographic two-layer particles
The present invention is a method of producing a chromatographic separation matrix, wherein porous polymeric particles comprised of two layers with different properties are prepared in a two-phase...
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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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7183336 |
Irradiated absorbent materials
Polymer particles are irradiated with radiation from a high energy source to increase the water or other fluid absorbency of the particles. Products manufactured using the activated particles...
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7166213 |
Solid compositions for selective adsorption from complex mixtures
The present invention relates to a solid and method useful in separating chemical components in a complex mixture when at least one of the chemical components of the mixture is capable of being...
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7160449 |
Proline chiral columns with broad chiral selectivity
A general chiral column with a multipleproline-based chiral stationary phase. Embodiments include chiral stationary phases of the following formula:
wherein n is any integer of 2 or greater,...
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7141160 |
Chiral columns with broad chiral selectivity
A general chiral column with a multipleproline-based chiral stationary phase. Embodiments include chiral stationary phases of the following formula:
wherein n is any integer of 2 or greater,...
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7135430 |
Method of treating fluorine compounds and treated substance
Divalent and trivalent metal salts are added to the solution containing the fluorine compound to precipitate the layered double hydroxide containing the fluorine compound between layers. By these...
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7125488 |
Polar-modified bonded phase materials for chromatographic separations
Novel compositions are disclosed for use as a stationary phase in chromatography comprising an inorganic substrate that is modified with at least one silane having the formula R 1 δ -Q α -(CH 2 )...
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7115542 |
Removal of radioactive and other hazardous material from fluid waste
Hollow glass microspheres obtained from fly ash (cenospheres) are impregnated with extractants/ion-exchangers and used to remove hazardous material from fluid waste. In a preferred embodiment the...
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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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7089882 |
Cat litter
A cat litter product is provided and includes manufacture primarily from modified corn starch which is processed through mash distillation. The litter product is pelletized via an extrusion...
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7067687 |
Ultrastable organofunctional microporous to mesoporous silica compositions
Mesostructured and microporous to mesoporous organofunctionalized silica compositions are described. The compositions incorporate the organofunctional group L as part of a LSiO 3 unit in the...
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7067059 |
Generation of ion exchanger media
The present invention relates to a method of generating a separation medium comprising mixed mode cation-exchanger ligands coupled to a base matrix, which method comprises to provide a scaffold...
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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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7045059 |
Universal bonded phase material for chromatographic separation
The invention provides a new universal bonded phase material used for separation of a wide variety of organic and inorganic substances by liquid chromatography. The material is produced by bonding...
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7030058 |
Modified photocatalyst sol
Disclosed is a modified photocatalyst sol comprising a liquid medium having dispersed therein particles of a modified photocatalyst, wherein the modified photocatalyst particles are prepared by...
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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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7005071 |
Method of generating metal chelating affinity ligands
The present invention relates to a method of generating at least one polydentate metal chelating affinity ligand, which method comprises the steps of
a) providing at least one cyclic scaffold...
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6998367 |
Absorbent composition containing transitional crosslinking points
A water insoluble, water swellable absorbent composition exhibiting a free swell absorbency of at least 15 g/g and an Absorbency Change of greater than or equal to 15% upon saturation. The...
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6989044 |
Intermolecularly bound transition element complexes for oxygen-selective adsorption
A process and composition for selectively adsorbing oxygen from a gaseous mixture. The chemisorption is carried out by a porous three-dimensional transition element complex comprised of...
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6982239 |
Product capable of transforming a toxic, corrosive or environmentally harmful liquid product into a harmless or non-aggressive residue
The invention relates to a product capable of transforming a toxic, corrosive or environmentally harmful liquid product into a harmless or non-aggressive residue comprising:
at least one...
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6958307 |
Materials comprising organic phosphorous-containing groups bonded to a mineral oxide via oxygen atoms
The present invention relates to a composition including an organic phosphorous-containing group bonded via an oxygen atom to a metal oxide of at least one element M. Generally, the composition is...
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6956009 |
Microphase separated superabsorbent compositions and method for making
A superabsorbent composition comprising a superabsorbent material and an elastomer. The superabsorbent composition has a two-phase morphology resulting in one of the superabsorbent material and...
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6900157 |
Process for production of partially hydrophilized porous adsorbents
A process for production of a partially hydrophilized absorbent is described, which comprises using, as a starting material, porous particles made of an organic compound having properties such that...
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6867166 |
Selective adsorption of alkenes using supported metal compounds
The invention provides novel adsorbents for use in the separation of unsaturated hydrocarbons from a mixture of gases containing such hydrocarbons. The preferred adsorbents comprise metal compounds...
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