|| List of recent Ethane-related patents
|Simplified radiosynthesis of [18f]fluoromethyl bromide|
This invention relates to an improved radiosynthesis of [18f]fluoromethyl bromide, whereby the distillation step has been improved to remove higher amounts of the dibromomethane radiolabeling precursor.. .
|2-oxo-1, 3-dioxolane-4-carboxylic acid and derivatives thereof, their preparation and use|
In which r1 represents a negative charge, hydrogen or may be methyl or ethyl or an n-valent radical, which may be substituted with at most n−1 further 2-oxo-1,3-dioxolane-4-carboxyl groups, as well as a process for their preparation by means of carboxylation of the corresponding epoxides, a process for their transesterification and their use for the preparation of hydroxyurethanes and as end groups for the blocking of amines.. .
|Carbon fiber-reinforced thermoplastic resin composition, molding material, prepreg, and methods for producing same|
Provided are a carbon fiber-reinforced thermoplastic resin composition excellent in interfacial adhesion between carbon fiber and a thermoplastic resin and excellent in dynamic characteristics, and a molding material, a prepreg, and a method for producing the same. The carbon fiber-reinforced thermoplastic resin composition includes the following components (a) and (b), carbon fiber and a thermoplastic resin; component (a): (a1) a bifunctional or higher functional epoxy compound and/or (a2) an epoxy compound which has a monofunctional or higher epoxy group and has one or more taypes of functional groups selected from a hydroxyl group, an amide group, an imide group, a urethane group, a urea group, a sulfonyl group and a sulfo group; and component (b): 0.1 to 25 parts by mass, based on 100 parts by mass of the component (a), of at least one reaction accelerator selected from the group consisting of [a] a specific tertiary amine compound (salt) (b1), [b] a specific quaternary ammonium salt (b2) and [c] a quaternary phosphonium salt and/or phosphine compound (b3)..
|Migration-free, halogen-free, flame retardant thermoplastic polyurethane compositions|
Halogen-free, thermoplastic polyurethane-based compositions having good mechanical and flame-retardant properties are provided. The compositions include flame-retardant aromatic organic phosphate compounds that do not exhibit migration in molded products, such as cable and wire jacketing and insulation.
|Fiber sizing agent composition|
A fiber sizing agent is described, which is capable of imparting sufficient sizing properties and fiber spreading properties to reinforced fiber bundles for producing fiber-reinforced composite materials. A fiber sizing agent composition (e) includes a sizing agent (a) having a viscosity of 50 to 3,000 pa·s at 35° c., and has a thixotropic index of 3 to 15.
|Curing-type coating-agent composition|
A curing-type coating-agent composition according to the present invention contains: component (a) (e.g., an isocyanuric ring-containing urethane (meth)acrylate compound) in an amount of from 20 to 80 parts by mass; component (b) (e.g., an isocyanuricring-containing tri(meth)acrylate compound free from any urethane bond) in an amount of from 10 to 70 parts by mass; component (c-1) (e.g., a reaction compound between a colloidal silica and an alkoxysilane compound having a maleimide group) in amount of from 1 to 35 parts by mass, or component (c-2) (e.g., a specific organosilicon compound) in an amount of from 5 to 35 parts by mass; a radical-polymerization initiator serving as component (d) in an amount of from 0.1 to 10 parts by mass; an ultraviolet absorber serving as component (e) in an amount of from 1 to 12 parts by mass; and an organic solvent serving as component (f) in an amount of from 10 to 1,000 parts by mass; with respect to a sum of the component (a), the component (b), and the component (c-1) or the component (c-2) being taken as 100 parts by mass. The aforementioned composition demonstrates excellent wear resistance and weatherability as a coating agent for plastic substrate, or the like, which is employed outside..
|3-methanesulfonylpropionitrile for treating inflammation and pain|
The present invention relates to purified 3-methanesulfonylpropionitrile or a pharmaceutically acceptable salt thereof, and a method for preparing such compound. The compound has at least 90% (w/w) purity.
|Method of treating constipation|
Disclosed is a method of manipulating the rate of gastrointestinal transit in a mammalian subject. Also disclosed is the use, in the manufacture of a medicament for the treatment of constipation, of a selective inhibitor of methanogensis, a methanogen-displacing probiotic agent, or a prebiotic agent that inhibits the growth of methanogenic bacteria or promotes the growth of competing non-methanogenic intestinal flora.
|Aqueous surface-treating agent|
(where r1 and r2 each are an alkyl group having 1 to 4 carbon atoms, and n and m are 1≦n≦3 and m=3−n, respectively), and/or a hydrolyzate thereof; wherein 100 parts by weight or more of the polyurethane resin in terms of the weight of solid matters is used on the basis of 100 parts by weight in terms of nonvolatile matters of silicone oil, can prevent sticking of rubber seal materials such as o rings, etc. Themselves or sticking to a metal, a resin, etc., and can reduce the friction of rubber or resin seal members at the time of sliding motion..
|Inerting method in digestion|
A method for the inerting of vessels used in the digestion of organic waste, the method characterised by the method steps of: (i) capturing exhaust gas (14) from a chemical conversion means (12); (ii) directing at least a portion of the captured exhaust gas (14) from step (i) to a vessel (40) used in the digestion of organic waste; and (iii) purging the vessel (40) using the exhaust gas (14) so as to avoid an explosive mix of gases therein, wherein the exhaust gas (14) contains sufficient oxygen to prevent substantially the production of methane by anaerobic bacteria in the vessel (40).. .
|Halogen-free polymer blend|
The invention concerns a halogen-free polymeric blend capable of ionic conductivity comprising either one or more polyether-based polymers or copolymers that have favorable structures to facilitate polymer chain segmental motion and ion hopping environment, selected from the group of polyether-block-polymers and polyether-based polyurethanes, or said polyether based polymers or copolymers together with one or more ionomers formed by neutralization of ethylene acid co-polymers, as well as one or more specific halogen-free ionic complexes or salts comprising a weakly coordinating anion and a cation of an alkali metal or alkaline earth metal. Further, the invention concerns the use of said blend and a plastic material containing said blend as an additive..
|Layered structures and articles prepared therefrom|
The invention provides a layered structure comprising at least two layers: a) a first layer a formed from a composition a comprising a polyurethane; b) a second layer b formed from a composition b comprising at least one compound selected from the group consisting of the following compounds: a) a compound 1 comprising at least one acid group, b) a compound 2 comprising at least one anhydride group, c) a compound 3 comprising at least one primary amine group and/or at least one secondary amine group, and d) a combination thereof; and wherein the compound has a molecular weight or number average molecular weight, each less than 10,000 g/mole.. .
|Carbon fiber sizing agent, carbon fiber strand, and fiber-reinforced composite|
A carbon fiber sizing agent imparts good bonding performance to carbon fiber, is used to reinforce a thermoplastic matrix resin, and provides a carbon fiber strand applied with the sizing agent and a fiber-reinforced composite reinforced with the carbon fiber strand. The sizing agent for carbon fiber is used to reinforce thermoplastic matrix resin.
|Bead foam compression molding method with in situ steam generation for low density product|
Disclosed is a method for molding a foamed article, such as a midsole or outsole for footwear, in which first water, then a desired amount of thermoplastic polyurethane foam beads are placed in a compression mold in the shape of the article and the mold is brought to a peak temperature of from about 130° c. To about 180° c.
|Process for producing composite elements|
The invention relates to an improved process for producing composite elements comprising at least one outer layer and at least one isocyanate-based rigid foam layer by means of a fixed applicator apparatus and in which the flowable starting material comprises the following components: a) at least one polyisocyanate, b) at least one compound which reacts with isocyanate groups to form urethane, c) at least one blowing agent, d) catalysts comprising at least one compound d1) which catalyzes isocyanurate formation and at least one compound d2) which catalyzes polyurethane formation, comprising at least one amino group, and e) optionally auxiliaries and additives, where the manner of use of component a) and of component b) is such that the isocyanate index is at least 180, and where the ratio by weight of the compound d2) to the compound d1) is from 0.75 to 8.. .
|Production of graphenic carbon particles utilizing hydrocarbon precursor materials|
A method is disclosed for making graphenic carbon particles. The method includes introducing a hydrocarbon precursor material into a thermal zone (20), heating the hydrocarbon precursor material in the thermal zone to form the graphenic carbon particles from the hydrocarbon precursor material, and collecting the graphenic carbon particles.
|Chemical looping removal of ventilation air methane|
Methane is removed from ventilation air by cycling metal or metal oxide particles in a chemical looping process in one or more reactors where the metal particles are alternately reduced and oxidised, and passing ventilation air through one or more of said reactors to convert the air plus methane into reduced air plus water plus carbon dioxide. In one variation, ventilation air methane (vam) is removed from ventilation air in coal mines using a chemical looping process to move metal or metal oxide particles between reactors such as a hydrogen generator (5) and a regenerator (7) to alternatively reduce and oxidise the particles such that vam introduced into a combustor (6) provided with hydrogen from the hydrogen generator (5) can be processed in the regenerator (7) to produce air plus water plus carbon dioxide.
|Folding, lightweight, hygienic, heavy-duty food shipping container|
A reusable, sanitary and folding container includes a base, two folding sidewalls, two folding end walls and latches and hinges. The base includes slots that receive the hinge pins that allow the sidewalls and end walls to fold up and down.
|Method and apparatus for treating potable water in municipal and similar water tanks|
Method and apparatus for treating potable water in municipal and similar tanks to reduce and remove undesirable disinfectant byproducts such as trihalomethanes from the water by providing a water circulation system to create circulation patterns in the tank water and an air flow system for creating an air flow pattern in the headspace region of the enclosed tank above the water surface. In operation, a portion of the tank water is drawn-up a draft tube from the tank floor to above the water surface and sprayed through a nozzle outwardly about a vertical axis and slightly downwardly toward the surface of remaining tank water.
|Producing liquid fuel from organic material such as biomass and waste residues|
A process for producing liquid fuel from biomass feed stock comprising feeding a biomass feedstock into a one stage atmospheric pressure thermo-catalytic plasma gasifier, contacting the feedstock with oxygen or steam or both to obtain a syngas stream; splitting the syngas stream into first and second streams; conveying the first stream to a water gas shift reactor for producing a modified syngas stream containing co and hydrogen; the second stream bypassing the water gas shift reactor and being added to the modified syngas steam; optionally reforming natural gas by steam methane reforming to produce a synthetic gas and optionally adding the synthetic gas to the water gas shift reactor; thereby obtaining a syngas having a h2:co ratio of about 1:1 to about 2:1; subjecting the syngas to a fischer tropsch reaction thereby producing a wax product; and subjecting the product to a hydrogen cracking process to produce liquid fuel; and apparatus therefore.. .
|Polyurethane, composition for formation of polishing layers that contains same, pad for chemical mechanical polishing, and chemical mechanical polishing method using same|
Ho—(cr3r4)2n—oh (2). .
A waterproof safety boot includes a one-piece eva upper (11) to which is applied a toe cap (15). A polyurethane toe cap cover (19) is secured to the upper to encapsulate the toe cap.
|Shoe having an inflatable bladder|
An article of footwear including a sole and an upper with an exterior and interior surface, and one or more bladders which comprises at least one of the exterior or interior surfaces of the upper. The bladder comprising sheets of polyurethane or polyester film attached together to form an airtight seal.
|Heat transfer compositions|
The invention provides a heat transfer composition comprising up to about 30% by weight carbon dioxide (r-744), from about 30% to about 80% by weight difluoromethane (r-32), and 1,3,3,3-tetrafluoropropene (r-1234ze).. .
|Absorbable crystalline polyether-ester-urethane-based bioactive luminal liner compositions|
Bioactive hydroforming luminal liner compositions are formed of an absorbable crystalline amphiphilic polyether-ester-urethane dissolved in a liquid derivative of a polyether glycol that undergoes transformation into a tissue-adhering, resilient interior cover or liner for the controlled release of its bioactive payload at clinically compromised conduits in humans as in the case of bacteria- and yeast-infected vaginal canals, esophagi, and arteries following angioplasty.. .
|System and process for converting natural gas into saturated, cyclic hydrocarbons|
A system and process to make cyclic, saturated hydrocarbons from aromatic hydrocarbon intermediates from catalyzed nonoxidative dehydroaromatization (dha) of methane. The system includes two reaction zones, one containing a dehydroaromatization catalyst and a second containing a hydrogenation catalyst.
|Polyglycerol based polyols and polyurethanes and methods for producing polyols and polyurethanes|
A new class of polyols derived from renewable resources, including polyglycerol and vegetable oils, the use of such polyols in polyurethane foams and cast resins, and methods for making the polyols and polyurethanes are provided.. .
|Perfluoropolyether urethane additives having (meth)acryl groups and hard coats|
Fluorocarbon- and urethane-(meth)acryl-containing additives and hardcoats. The hardcoats are particularly useful as a surface layer on an optical device..
|Polyurethanes made using mixtures of tertiary amine compounds and lewis acids as catalysts|
Polyisocyanate-based polymers are formed by curing a reaction mixture containing at least one polyisocyanate and at least one isocyanate-reactive compound having at least two isocyanate-reactive groups in the presence of a tertiary amine catalyst having a molecular weight of up to 300 and from 0.01 to 1.0 mole per mole of the tertiary amine compound(s) of a non-protic, non-catalytic, metal-containing lewis acid.. .
The present invention provides water swellable one-component sealants prepared by incorporation of polyols containing ethylene oxide (“eo”) into the backbone of the polymer. The inventive one-component hydrophilic polyurethane sealant contains a silane-terminated polyurethane prepolymer, a compound having an ethylene oxide content of at least about 40 wt.
|Composition for use in the manufacture of polyurethane systems|
The invention relates to a composition for producing a polyurethane system, especially a polyurethane foam. The composition comprising one or more compounds comprising at least one 5- or 6-membered ring comprising one or two oxygen atoms and carbon atoms the present invention also relates to a process for producing polyurethane systems by using this composition as well as polyurethane systems obtained from such a process.
Provided herein is a pharmaceutical composition that comprises a pharmaceutically acceptable carrier or diluent and, as an active ingredient, the compound 2-(1h-indazol-4-yl)-6-(4-methanesulfonyl-piperazin-1-ylmethyl)-4-morpholin-4-yl-thieno[3,2-d]pyrimidine bismesylate.. .
|Controlled release copper sulfate for phytoplankton control|
A controlled release copper sulfate algaecide for controlling phytoplankton growth, including blue green algae is described. The controlled release algaecide includes a copper sulfate granule coated with at least one layer including a polyurethane which is a reaction product of a polymeric diisocyanate and a polyol..
|Stretchable ink composition|
A stretchable ink composition comprising a polyester; a polyurethane elastomer; water; a co-solvent; an optional surfactant; and an optional colorant.. .
|Solventless radiation curable stretchable ink composition|
A solventless radiation curable stretchable ink composition including an aliphatic urethane monomer or oligomer; an acrylic ester monomer; a photoinitiator; and an optional colorant. A patterned article including a deformable substrate; an image printed on the deformable substrate, the image being formed from a radiation curable stretchable ink composition comprising an aliphatic urethane monomer or oligomer; an acrylic ester monomer; a photoinitiator; and an optional colorant..
|Embossed carpet backing|
Disclosed is a floor covering having an embossed polyurethane foam backing layer and methods of making and using same. A bottom surface of the backing layer can be thermo-embossed with a predetermined pattern, and the bottom surface of the backing layer can define at least one fluid pathway in communication with a side edge of the floor covering.
|Breathable insulation for corrosion reduction|
Apparatuses for insulation and a method for insulating a pipeline are disclosed. An insulation layer may include a flexible polyurethane foam.
|Molybdate-free sterilizing and pasteurizing solutions|
The present invention concerns a composition and method of using non-molybdate corrosion inhibitors in sterilizing and pasteurizing applications. The composition is a blend of one or more components including corrosion inhibitors, surfactants, hydrotropes, polymer dispersants, ph adjusting agents and water.
The present invention relates to a composition for topical application in the form of an oil-in-water (o/w) emulsion comprising in a physiologically acceptable medium at least a dibenzoylmethane derivative, an amino substituted hydroxybenzophenone derivative and a benzotriazol derivative.. .
|Articles prepared using recycled materials and methods of preparation thereof|
The present invention is directed to articles of manufacture having at least a portion prepared using recycled material, including but not limited recycled rubber or other polymeric materials. The articles may incorporate the recycled materials in a granulated form.
|Process for production of synthesis gas|
Process for the production of synthesis gas (3), in which methane and carbon dioxide (2) are introduced into a reaction space (r) and reacted in the presence of a solid (w) at elevated temperatures to give hydrogen and carbon monoxide. Methane and carbon dioxide are passed through a carbon-containing granular material (w) and reacted in a high-temperature zone (h)..
|Replaceable handle and support/base ring elements for a pressurized container and pressurized container|
The present invention refers to replaceable upper or handle (2) and lower or support/base ring (4) elements for a pressurized container having an upper portion and a lower portion, wherein said upper and lower rings elements are manufactured from a thermostable material, a thermosetting material or a combination thereof, e.g. Polyurethane, and comprise fastening means to releasably engage the ring elements with projections (3, 5) provided on the upper and lower portions of said pressurized container.
|Environmentally beneficial and effective hydrochlorofluorocarbon compositions for fire extinguishing applications|
Compositions are described which are useful in many applications such as fire extinguishing or refrigeration. The compositions may include a hydrochlorofluorocarbon such as 2,2-dichloro-1,1,1-trifluoroethane, a dispersant such as cf3i, and an inert gas such as argon, and may in some embodiments be held under pressure.
|Hydraulic drillstring sound generator|
Acoustic radiators for coal bed methane or shale gas production are configured to be strategically placed on drillstrings within gas production exhaust boreholes and hydraulically powered so they will radiate intense harmonic sonic waves to shake the solid media immediate to the wall areas. The gas volume output that can be realized by an exhaust well depends highly on the permeability of the media, especially at inside faces of the borehole.
|Pneumatic tire carcass having air blocking stabilizing fabric system|
A pneumatic tire carcass having a radial direction and a circumferential direction. The tire carcass comprises at least one ply of stabilizing fabric embedded into an air-blocking layer.
|Process for producing a coated fertilizer comprising boron|
A process for producing polyurethane coated fertilizer granules having core granules comprising at least 0.2 wt % of boron, the process having the step of applying a polyol and an isocyanate to the core granules, wherein an acidic component is applied to the core granules no later than the polyol.. .