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|| List of recent Sulfur-related patents
|Hydrocarbon conversion process|
The invention relates to processes for converting a mixture of hydrocarbon and sulfur-containing molecules such as mercaptan into products comprising acetylene, ethylene, and hydrogen sulfide, to processes utilizing the acetylene and ethylene resulting from the conversion, and to equipment useful for such processes.. .
|Luminescent solar concentrator comprising disubstituted benzoselenadiazole compounds|
Luminescent solar concentrator (lsc) comprising at least one disubstituted benzoselenadiazole compound having general formula (i): r1, r2, r3, r4 and r5, equal to or different from each other, represent a hydrogen atom; or they are selected from linear or branched c1-c20, preferably c1-c10, alkyl groups, cycloalkyl groups optionally substituted, aryl groups optionally substituted, linear or branched c1-c20, preferably c1-c10, alkoxyl groups, optionally substituted; or r1 and r2, can be possibly bound to each other so as to form, together with the carbon atoms to which they are bound, a cycle or a polycyclic system containing from 3 to 14 carbon atoms, preferably from 4 to 6 carbon atoms, saturated, unsaturated, or aromatic, possibly containing one or more heteroatoms such as, for example, oxygen, sulfur, nitrogen, silicon, phosphorous, selenium; or r3 and r4, can be possibly bound to each other so as to form, together with the carbon atoms to which they are bound, a cycle or a polycyclic system containing from 3 to 14 carbon atoms, preferably from 4 to 6 carbon atoms, saturated, unsaturated, or aromatic, possibly containing one or more heteroatoms such as, for example, oxygen, sulfur, nitrogen, silicon, phosphorous, selenium; or r4 and r5, can be possibly bound to each other so as to form, together with the carbon atoms to which they are bound, a cycle or a polycyclic system containing from 3 to 14 carbon atoms, preferably from 4 to 6 carbon atoms, saturated, unsaturated, or aromatic, possibly containing one or more heteroatoms such as, for example, oxygen, sulfur, nitrogen, silicon, phosphorous, selenium.. .
|Carrier resins with improved relative humidity sensitivity|
The disclosure describes acrylate carrier resins, optionally, with a c/o of at least about 4, comprising a heterocycle comprising sulfur, exhibiting high charge and improved rh sensitivity, carrier compositions comprising the acrylate-coated carriers and developers comprising a toner and the acrylate-coated carrier.. .
A solid electrolyte including an alkali metal element, phosphorous, sulfur and halogen as constituent components.. .
|Copper wire and method of manufacturing the same|
A copper wire includes a copper wire rod including 5 to 55 mass ppm of ti, 3 to 12 mass ppm of sulfur, and 2 to 30 mass ppm of oxygen with the balance copper and inevitable impurities, a first crystal including a  crystal orientation and at least one twin crystal therein, and a second crystal that includes one or more crystals adjacent to the first crystal, a  crystal orientation with a different rotation angle on an atomic plane from the first crystal, and at least one twin crystal therein.. .
|Systems and methods for diesel oxidation catalyst with decreased so3 emissions|
A diesel oxidation catalyst (doc) catalytic converter for at least the conversion of carbon monoxide and hydrocarbons, removal of a fraction of particulate matter, and decrease of sulfur trioxide emissions within exhaust gases from an engine and consequently of sulfuric acid, is disclosed. The doc may include any suitable configuration including at least a substrate and a washcoat, where the substrate has a plurality of channels, suitable porosity, offers a three-dimensional support for the washcoat, and is made of any suitable material.
|Method for producing high-purity calcium|
The present invention provides a method for producing high-purity calcium, the method being characterized by the following: performing first sublimation purification by introducing calcium starting material having a purity, excluding the gas components, of 4n or less into a crucible of a sublimation vessel, subjecting the starting material to sublimation by heating at 750° c. To 800° c., and causing the product to deposit (evaporate) onto the inside walls of the sublimation vessel; and then, once the calcium that has been subjected to first sublimation purification is recovered, performing second sublimation purification by introducing the recovered calcium again to the crucible to the sublimation vessel, heating the recovered calcium at 750° c.
|Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device|
A substance having a hole-transport property and a wide band gap is provided. A heterocyclic compound represented by a general formula (g1) is provided.
|Process for oxidative conversion of organosulfur compounds in liquid hydrocarbon mixtures|
The process for the desulfurization of a sulfur-containing hydrocarbon mixture, such as a full-range, hydrotreated diesel oil, is accomplished with an aqueous oxidizing agent in the presence of a catalyst and a co-catalyst, and thereafter selectively removing the oxidized compounds by solvent extraction. Optionally, the foregoing steps are followed by solvent stripping and recovery, and a final polishing step..
|Slurry oil upgrading while preserving aromatic content|
Methods relating to methods for producing a needle coke precursor from slurry oil having low levels of nitrogen and sulfur. Nitrogen-containing compounds are removed by chromatography, followed by hydrotreating at relatively mild conditions that focus on the more easily-removed sulfur-containing compounds while largely preserving aromatic content of the slurry oil.
|Process for reduction of sulfur in fcc liquid products through the use of carbon monoxide as a reducing agent|
Disclosed herein is an improved fluidized catalytic cracking process for converting normally liquid hydrocarbon feedstock with simultaneous reduction of sulfur content in the liquid products obtained therefrom which comprises carrying out the cracking process in the presence of carbon monoxide gas as a reducing agent. The process optionally includes a step of premixing the hydrocarbon feedstock with carbon monoxide gas causing major sulfur reduction before effecting the cracking.
|Enhancing properties of sulfur extended asphalt using polyethylene wax|
This invention relates to asphalt compositions. More specifically, this invention relates to asphalt binder compositions including asphalt, elemental sulfur and polyethylene wax, and methods of making the same.
|Fuel borne catalysts for sulfur rich fuels|
Fuel borne catalysts of use in high sulfur fuels are disclosed, where formulations may include any number of suitable platinum group metals, transition metals, rare earth metals, and alkaline earth metals, including platinum, palladium, iron, manganese, cerium, yttrium, lithium, sodium, calcium, strontium, vanadium, silver and combinations thereof.. .
|Method for producing optically active alcohols|
R1 and r2 may be bound to each other at any appropriate position to form a ring, the ring optionally containing one or more atoms which may be the same or different and are selected from an oxygen atom, an optionally substituted nitrogen atom and a sulfur atom, and optionally being condensed with an aromatic or hetero-aromatic ring).. .
|Manufacturing method for sulfonic acid group-containing ether compound|
Adding the compound represented by the formula (1) to a reaction vessel containing the sulfurous acid compound.. .
|Mercaptoalkylsilatrane derivative having protecting group and method of manufacturing the same|
A mercaptoalkylsilatrane derivative having protecting group and a method of manufacturing the same. The mercaptoalkylsilatrane derivative includes: mercaptoalkylsilatrane compound having a mercapto group; a protecting group bonding to sulfur of the mercapto group, wherein the protecting group is used to avoid the chemical reaction of the mercapto group with reactive chemical species, e.g., oxygen, ketone, and aldehyde, etc.
|Rubber composition for tire, and pneumatic tire|
Provided are a rubber composition for tires which provides both adhesion to fiber cords and conductivity even when an inexpensive conductive carbon black is used, and thus achieves a balanced improvement in conductivity, handling stability, fuel economy, elongation at break, adhesion to fiber cords, processability, and tire durability; and a pneumatic tire including the composition. The composition includes, per 100 parts by mass of a rubber component: 1.0-3.5 parts by mass of sulfur with an iron content of 30 ppm or less, calculated as the net sulfur content in the sulfur; and 0.5-15 parts by mass of conductive carbon black having a dbp of 300 ml/100 g or more and an iron content of 60 ppm or more, the composition having a total net sulfur content of 1.0-6.0 parts by mass per 100 parts by mass of the rubber component, and a volume resistivity of 1.0×108 Ω·cm or less..
|Silica-filled rubber composition and method for making the same|
Disclosed is a method of preparing a rubber composition comprising the steps of (a) blending in at least one preparatory mixing step at least one natural or synthetic rubbery polymer, a silica filler, a silica coupling agent, and at least one vulcanization accelerator; and (b) subsequently blending therewith in a final mixing step a sulfur curative, wherein the final mixing step is void of any vulcanization accelerator.. .
|Amine compound and use thereof for medical purposes|
Wherein r is a hydrogen atom or p(═o)(oh)2, x is an oxygen atom or a sulfur atom, y is ch2ch2 or ch═ch, r1 is cyano or alkyl having a carbon number of 1 to 4 and substituted by a halogen atom(s), r2 is alkyl having a carbon number of 1 to 4 and optionally substituted by a hydroxyl group(s) or a halogen atom(s), r3 and r4 may be the same or different and each is a hydrogen atom or alkyl having a carbon number of 1 to 4, and n is 5-8.. .
|Dehydrogenation reactor catalyst collector with hot hydrogen stripping zone|
A process and apparatus is presented for the removal of sulfur from a catalyst. The catalyst is a dehydrogenation catalyst, and sulfur accumulates during the dehydrogenation process.
|Carbohydrate-ligand conjugates and their application for the analysis of carbohydrate-protein interaction|
(wherein n and p each is an integer of 0 to 6) in which x is a structure comprising one, two, or three hydrocarbon derivative chains which have an aromatic amino group at the end and may have a carbon-nitrogen bond in the main chain, y is a hydro-carbon structure containing one or more sulfur atoms, and z is a straight-chain structure comprising a carbon-carbon bond or carbon-oxygen bond; and a sugar which has a reducing end and is bonded to the linker compound through the aromatic amino group.. .
|Metal sulfide and rare-earth phosphate nanostructures and methods of making same|
The present invention provides a method of producing a crystalline metal sulfide nanostructure. The metal is a transitional metal or a group iv metal.
|Compositions containing zinc salts and isothiocyanates for reduction of oral volatile sulfur compounds (vscs)|
Combinations of a zinc salt and an isothiocyanate are provided, and more particularly to a consumer acceptable oral composition containing such combination which is effective in the reduction of volatile sulfur compounds (vscs).. .
|Sulfur removal methods|
A method for removing sulphur from a fluid by the steps of providing a first fluid comprising a sulphur-containing compound; adsorbing the sulphur of sulphur-containing compound onto an adsorbent; regenerating the adsorbent by oxidation of the adsorbed sulphur to sulphur dioxide thereby yielding an off-gas stream comprising sulphur dioxide; providing a second fluid comprising hydrogen sulphide, using the second fluid and the off-gas stream as reactants in a claus process for producing elemental sulphur, wherein a part of hydrogen sulphide provided by the second fluid is oxidized to sulphur dioxide and water at reaction temperature, the residual hydrogen sulphide, the resulting sulphur oxide and the sulphur oxide provided by the off-gas stream are converted to elemental sulphur, the oxygen required for the oxidation of the hydrogen sulphide provided by the second fluid is provided by an air stream, and the off-gas stream dilutes the second fluid in the claus process.. .
|Novel sulfur dioxide and/or sulfur dioxide hydrate absorbent|
Disclosed is an sorbent for removing sulfur dioxide (so2) contained in combustion flue gases or in the atmosphere by using a diamine-based ionic liquid or a diamine compound supported by a polymer resin. To be specific, the present invention relates to a method of using a tertiary diamine compound immobilized on a polymer surface as a so2 sorbent and also relates to a novel sorbent for absorbing or adsorbing a sulfur dioxide hydrate (so2.h2o) formed by a bond between so2 and water..
|Method for preparing a catalyst composition suitable for removing sulfur from a catalytic reduction system|
A method of preparing a catalyst composition suitable for removing sulfur from a catalytic reduction system and the catalyst composition prepared by the method are provided. The method of preparation of a catalyst composition, comprises: combining a metal oxide precursor, a catalyst metal precursor and an alkali metal precursor in the presence of a templating agent; hydrolyzing and condensing to form an intermediate product that comprises metal oxide, alkali metal oxide, and catalyst metal; and calcining to form a templated amorphous metal oxide substrate having a plurality of pores wherein the alkali metal oxide and catalyst metal are dispersed in an intermixed form in the metal oxide substrate..
|Method for producing high-purity cobalt sulfate aqueous solution|
Disclosed herein is a method for easily and efficiently removing manganese from an aqueous acidic solution of sulfuric acid containing cobalt and manganese at low cast to obtain a high-purity cobalt sulfate aqueous solution usable as a raw material for lithium ion secondary batteries. The high-purity cobalt sulfate aqueous solution is obtained by mixing an aqueous acidic solution of sulfuric acid containing cobalt and manganese (aqueous phase) with an acidic organic extractant (organic phase) while adjusting the ph of the aqueous acidic solution of sulfuric acid to a value in a range between 2 and 4 with a ph adjuster such as sodium hydroxide to extract manganese into the organic phase.
|Method for producing a diesel fuel|
A method relating to oil refining, which can be used to produce low-sulfur diesel fuel, comprising oil demineralization and distillation, and extraction and mixing of diesel fractions, followed by hydrogen refining of the mixture. In an atmospheric tower, two diesel fractions that boil at 171-341° c.
|Mercury capture for packaged fluorescent lamps|
Disclosed is an hg capture system adapted for advantageous placement within a container housing a fluorescent lamp. Such hg capture system includes a substrate impregnated with between about 0.08 and 0.23 g/cm2 carbon carrying between about 5% and 15% sulfur, basis carbon weight, reacted with between about 0.02 to about 1% by weight iodine, basis sulfur weight.
|Method of manufacturing thin film solar cell and thin film solar cell manufactured by the method|
A method of manufacturing a buffer layer for a thin film solar cell includes preparing a reaction solution including an ammonia compound, a zinc source, and a sulfur source at a temperature below 70° c.; and immersing a substrate on which an optical absorption layer is formed in the reaction solution. The concentration of the zinc source in the reaction solution is in the range of about 0.01m to about 0.09m..
|Process for the production of carbon black|
A process for producing surface modified carbon black is disclosed. The process comprises the step of treating carbon black with a sulfur compound in an amount in the range of 0.005%-1% of the carbon black to effect in situ formation of surface groups to produce the surface modified carbon black which when combined with a polymer composition alters the carbon black-polymer interaction to decrease the hysteresis of the polymer composition.
|Integrated environmental sensors for harsh environment applications|
Systems and methods in accordance with embodiments of the invention implement integrated environmental sensors that can operate in rigorous environments. In one embodiment, an integrated environmental sensor includes: at least one sensor and a substrate; where: the at least one sensor is disposed on the substrate; the at least one sensor can detect at least two environmental properties including: the surrounding temperature; the surrounding pressure; the flow rate of surrounding fluids; and the surrounding composition; the at least one sensor is capable of detection in an environment that has: a temperature greater than 150° c.; a pressure greater than 100 bar; and/or an inclusion of one of liquid hydrocarbons, h2s, co2, and sulfur species; and the substrate can withstand an environment characterized by at least one of: a temperature greater than 150° c.; a pressure greater than 100 bar; and/or an inclusion of one of liquid hydrocarbons, h2s, co2, and sulfur species..
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Sulfur topics: Sulfuric Acid, Circulation, Combustion, Recirculating, Hydrogen Peroxide
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