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7625838 |
[1, 2, 4] Triazolo [1, 5-A] pyrimidine derivatives as chromatographic adsorbent for the selective adsorption of IGG
The present invention relates to a chromatographic adsorbent for selectively adsorbing IgG, comprising the following formula
and its corresponding enol-form, wherein X represents O, S, or NH; R...
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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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7612016 |
Preparation of superabsorbent polymers
The invention describes superabsorbent polymers composed of surface-post crosslinked polycarboxypolysaccharides having excellent age-stable absorption properties, even under load, high attrition...
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7608187 |
Manufacture of a chromatography matrix
The present invention relates to method of manufacturing a sulphonate-functionalized (S-functionalized) cation exchanger, which method comprises reacting olefinic groups with bisulphite in the...
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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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7413662 |
Preparation and use of sorptive lignocellulosic material for decontamination of fluid and aqueous media
A modified sorptive lignocellulosic fibre material with hydroxyl groups on the lignocellulosic fibres doubly modified by esterification with a combination of monocarboxylic and dicarboxylic acid...
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7407576 |
Separating agent for an optical enantiomeric isomer
The present invention is to provide a method of producing a separating agent for an enantiomeric isomer having a high optical resolution power together with sufficient solvent resistance. That is,...
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7407912 |
Supersuperabsorbent polymers
The invention describes supersuperabsorbent polymers composed of surface-post crosslinked polycarboxypolysaccharides having excellent age-stable absorption properties, even under load, high...
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7399409 |
Packing material for separation of optical isomer and method of separating optical isomer with the same
The objectives of this invention are to provide a filler for separating optical isomers, capable of efficiently carrying out optical resolution of optical isomer mixtures, and to provide a process...
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7323101 |
Separating agent for optical isomer and method for preparation thereof
A separating agent which combines a high optical resolving power inherent in polysaccharide derivatives with sufficient solvent resistance and a method with which the separating agent can be...
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7285157 |
Air filter
An air-filter for a circulating and/or recirculating air system using a filter medium containing a microbiologically effective amount of a polymeric biguanide or salt thereof. Also claimed is a...
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7223334 |
Separating agent for enantiomeric isomers
The present invention provides a separating agent for enantiomeric isomers having no large UV absorption, as represented by an aromatic group, and having high asymmetric recognizability,...
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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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7208447 |
Polyamino acid-catalyzed process for the enantioselective epoxidation of α,β-unsaturated enones and α,β-unsaturated sulfones
The invention relates to a novel process that makes it possible to epoxidize α,β-unsaturated enones or α,β-unsaturated sulfones with high conversions and enantiomeric excesses in a two-phase...
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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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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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7156989 |
Separating agent including polysaccharide derivative having a polycyclic structure
The present invention provides a separating agent for enantiomeric isomers, which has an excellent ability to identify asymmetry. That is, the present invention relates to a separating agent for...
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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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7048858 |
Post-modification of a porous support
The present invention relates to a method for post-modification of a porous polymeric polysaccharide support comprising one or more unreacted double bonds, which method includes to contact the...
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6936344 |
Absorbent composition of matter for odoriferous substances and releaser of diverse active ingredients
A new product is described characterized by its qualities to absorb undesirable scents present in the air, while serving at the same time as a carrier for aromas, fragrances, flavorings,...
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6919021 |
Simulated activity of Protein A displayed by ligands attached to a cellulose bead surface
A method and compound for the purification of proteins including the attachment of a non-peptidic, small compound which simulates the affinity of Protein A for immumoglobulins to a support matrix....
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6884345 |
Chromatography method and a column material useful in said method
A novel sorbent suitable for use as a stationary phase in a chromatography column, the core of which consists of an organic polymer of synthetic or natural origin. Further, the carrier exhibits a...
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6809063 |
Compressed metal oxide composition
The present invention relates to a compressed metal oxide composition particle comprised of metal oxide and an organic binder, with the binder preferably being a water insoluble cellulose...
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6786336 |
Composite biosorbent for treatment of waste aqueous system(s) containing heavy metals
A biosorbent composition, process of preparing and use thereof wherein the biosorbent composition comprises a chitosan-coated substrate. Useful substrates include support materials such as a...
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6736967 |
Separating agent for enantiomeric isomers
A separating agent for enantiomeric isomers has an enantiomerically active polymer compound supported thereon. The polymer compound has an exothermic peak before a decomposition temperature of the...
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6720285 |
Materials comprising saccharide cross-linked and chemically bonded to a support via urea linkages
A conjugate of a support material and an oligomer or polymer of a saccharide that is linked to the support material via urea linkages, and in which the oligomers or polymers are cross-linked via...
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6716366 |
Chemical composition for treatment of nitrate and odors from water streams and process wastewater treatment
Novel compositions are described for use in nitrate removal and treatment of water such as water and wastewater streams produced by processes in mining operations, agriculture industries...
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6712974 |
Filterable composite adsorbents
This invention relates to filterable composite adsorbents comprising one or more adsorbent components and one or more filtration components, and methods for preparing and using same. More...
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6699386 |
Endotoxin adsorbent, and a method of removing endotoxin by using the same
This invention provides an adsorbent having a high ability to adsorb endotoxin selectively and a method of adsorbing endotoxin. The adsorbent comprises a basic substance bonded to a base material...
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RE38435 |
Separating agent
A mixture of chemical substances such as optical isomers, geometrical isomers and polymers having different molecular weight ranges is separated to each ingredient by use of a cellulose derivative...
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6664210 |
Compressed metal oxide product
The present invention relates to a bound metal oxide particle comprised of metal oxide and a binder, with the binder preferably being a starch solution. The present invention also relates to a...
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6656876 |
Squaric acid activated carrier usable for immobilization of compounds containing amine groups
A storage stable composition comprising a carrier usable for the immobilization of compounds containing an amine group, for instance biomolecules and/or affinity ligands. The carrier has been...
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6635344 |
Composition absorbing odorous substances and releasing various active substances
A new product is described characterized by its qualities to absorb undesirable scents present in the air, while serving at the same time as a carrier for aromas, fragrances, flavorings,...
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6613234 |
Large pore volume composite mineral oxide beads, their preparation and their applications for adsorption and chromatography
The present invention provides porous mineral oxide beads which have large pore volumes and enhanced stability. The beads are based on a tetravalent metal oxide, such as zirconia, titania or...
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6599620 |
Cellulosic particles, spherical object comprising cross-linked polymer particles, and adsorbent for body fluid purification
The present invention relates to a cellulosic particle body comprising interconnected cellulosic small particles with small interparticle spaces and to a method of producing said cellulosic...
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6572766 |
Matrices for separation and separation exploiting said matrices
A matrix is disclosed including a core showing a system of micropores and a surface in which the micropore system has openings. The characterizing feature is that the surface is coated with a...
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6573215 |
Material for bearing rolling element
A porous material suitable for use in a bearing rolling element. The porous material is obtained by a process which includes mixing degreased bran derived from rice bran with a thermosetting resin...
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6444653 |
Glass-like polysaccharide useful as absorbent for liquids
A particulate absorbent, for the absorption of liquids, comprising particles selected from the group consisting of particles of glass-like polysaccharides and of particles of glass-like...
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6436872 |
Oxygen absorber
An oxygen-absorbing composition containing particulate annealed electrolytically reduced iron of between about 100 mesh and 325 mesh in an amount of about up to 63% by weight, a salt such as sodium...
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6432872 |
Composition for use in adsorption treatment, products formed with the same, and a method for producing adsorbent using the same
An object of the present invention is to provide a composition for use in adsorption treatment which is easy to handle; a method for easily preparing the composition in the form of grains without...
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6429171 |
Method of processing peat for use in contaminated water treatment
A method of processing peat for use in treating a contaminated aqueous solution, especially storm water runoff entering a sewer system. The method includes mixing raw peat with heated sulfuric acid...
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6426315 |
Process for introducing a functionality
Process for, in layers of a porous matrix, exhibiting the groups A, introducing a functionality using a reagent I, introducing the functionality by a reaction with the groups A. The characterizing...
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6402953 |
Adsorption means for radionuclides
The invention relates to adsorption material for radionuclides based on a fine fibrous material containing chitin. The material is obtained from fungi and insoluble ferrocyanides of the transition...
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6358418 |
Packing material for high-performance liquid chromatography
There is provided a packing material having a carrier coated with a substance having a separating capacity for high-performance liquid chromatography, wherein the performance of the packing...
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6339039 |
Hydrogel product for adsorption purposes
A hydrogel product for adsorption wherein water non-soluble support matrix is cross-linked with polymers which give rise to a water swellable adsorbent. As support matrix an organic polymer or a...
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6217769 |
Separating agent for optical isomers and process for producing the same
The invention provides separating agents for optical isomers which have a high optical resolving power inherent in polysaccharide derivatives and high solvent resistance, and which can be produced...
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6147028 |
Modified porous starch
The present invention relates to microporous starch granules surface coated with a hydrophobic agent said granules useful in absorbing hydrophobic malodorous materials either from the liquid or gas...
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6107242 |
Absorbent material including coir fibres and/or coir dust
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6087301 |
Granular absorbent composition
A composition for a granular solid possessing superior absorbancy for absorbing oils. The composition includes perlite plaster aggregate, corn starch, and sodium bicarbonate, all being dry and...
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6080805 |
Polymer modifying agent
A polymer modifying agent for use in increasing the shelf life of natural rubber. The polymer modifying agent consists of a zeolite, a high molecular weight fatty acid, a starch, a catalyst, and...
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