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This page is updated frequently with new Sulfur-related patent applications. Subscribe to the Sulfur RSS feed to automatically get the update: related Sulfur RSS feeds. RSS updates for this page: Sulfur RSS RSS


Process for treating lignin

High sulfur content copolymers and composite materials and electrochemical cells and optical elements using them

Date/App# patent app List of recent Sulfur-related patents
07/17/14
20140200383
 Forming ethylene patent thumbnailForming ethylene
Form ethylene via a method that includes vaporizing elemental sulfur, providing a metal sulfide catalyst, and contacting the metal sulfide catalyst with a mixture of methane and the vaporized elemental sulfur to form ethylene. The mixture has a methane to sulfur molar ratio greater than 1.2:1.0..
07/17/14
20140200363
 Process for preparing high purity and crystalline dimethyl fumarate patent thumbnailProcess for preparing high purity and crystalline dimethyl fumarate
The present invention describes a process for the preparation of dimethyl fumarate. The process involves the esterification of fumaric acid and methanol in the presence of sulfuric acid as an acid catalyst.
07/17/14
20140200334
 Process for treating lignin patent thumbnailProcess for treating lignin
A process for recovery of lignin from black liquor that contains either soluble or dispersed lignin by generating a “liquid lignin” at high yield is disclosed. Soluble lignin at a high ph is precipitated by reducing the ph of the black liquor stream by countercurrent reaction with carbon dioxide, at elevated temperature and pressure, creating a heavy lignin-rich phase and a light lignin-depleted phase.
07/17/14
20140199592
 High sulfur content copolymers and composite materials and electrochemical cells and optical elements using them patent thumbnailHigh sulfur content copolymers and composite materials and electrochemical cells and optical elements using them
The present invention relates generally to high sulfur content polymeric materials and composites, methods for making them, and devices using them such as electrochemical cells and optical elements. In one aspect, a polymeric composition comprising a copolymer of sulfur, at a level in the range of at least about 50 wt % of the copolymer, and one or more monomers each selected from the group consisting of ethylenically unsaturated monomers, epoxide monomers, and thiirane monomers, at a level in the range of about 0.1 wt % to about 50 wt % of the copolymer..
07/17/14
20140199591
 Pasted nickel hydroxide electrode and additives for rechargeable alkaline batteries patent thumbnailPasted nickel hydroxide electrode and additives for rechargeable alkaline batteries
A pasted positive nickel hydroxide electrode for use in battery cells (e.g., in nickel zinc cells, and nickel metal hydride cells) includes nickel hydroxide particles, a cobalt metal and/or cobalt compound and a sulfur-containing complexing agent capable of forming a complex with cobalt. The presence of the sulfur-containing complexing agent, such as dialkyldithiocarbamate (e.g., sodium diethyldithiocarbamate) improves lifetime and capacity utilization of the nickel electrode.
07/17/14
20140199164
 Nickel-based alloy and turbine component having nickel-based alloy patent thumbnailNickel-based alloy and turbine component having nickel-based alloy
A nickel-based alloy and a turbine component are disclosed. The alloy includes, by weight, between about 0.8% and about 1.3% hafnium, between about 5.7% and about 6.4% aluminum, between about 7.0% and about 10.0% cobalt, up to about 0.1% carbon, up to about 8.7% chromium, up to about 0.6% molybdenum, up to about 9.7% tungsten, up to about 0.9% titanium, up to about 0.02% boron, up to about 0.1% manganese, up to about 0.06% silicon, up to about 0.01% phosphorus, up to about 0.004% sulfur, up to about 0.02% zirconium, up to about 1.8% niobium, up to about 0.1% vanadium, up to about 0.1% copper, up to about 0.2% iron, up to about 0.003% magnesium, up to about 0.002% oxygen, up to about 0.002% nitrogen, and a balance nickel.
07/17/14
20140197358
 Positive electrode active material for sodium battery, and method of producing the same patent thumbnailPositive electrode active material for sodium battery, and method of producing the same
(wherein m is at least one selected from the group consisting of titanium, vanadium, chromium, manganese, iron, cobalt, nickel, copper and zinc; a is at least one selected from the group consisting of aluminum, silicon, phosphorus, sulfur, titanium, vanadium and tungsten; x satisfies the condition 4≧x≧2; y satisfies the condition 4≧y≧1, z satisfies the condition 4≧z≧0; w satisfies the condition 1≧w≧0; and one or both of z and w is 1 or more).. .
07/17/14
20140197074
 Targeted desulfurization process and apparatus integrating gas phase oxidative desulfurization and hydrodesulfurization to produce diesel fuel having an ultra-low level of organosulfur compounds patent thumbnailTargeted desulfurization process and apparatus integrating gas phase oxidative desulfurization and hydrodesulfurization to produce diesel fuel having an ultra-low level of organosulfur compounds
Desulfurization of hydrocarbon feeds is achieved by flashing the feed at a target cut point temperature to obtain two fractions. A first fraction contains refractory organosulfur compounds, which boils at or above the target cut point temperature.
07/17/14
20140197073
 Process for the production of a gasoline with a low sulfur content patent thumbnailProcess for the production of a gasoline with a low sulfur content
The effluent that is obtained from the demercaptization reactor is recycled in the distillation column (3).. .
07/17/14
20140197040
 Process for recovering alkali metals and sulfur from alkali metal sulfides and polysulfides patent thumbnailProcess for recovering alkali metals and sulfur from alkali metal sulfides and polysulfides
Alkali metals and sulfur may be recovered from alkali monosulfide and polysulfides in an electrolytic process that utilizes an electrolytic cell having an alkali ion conductive membrane. An anolyte solution includes an alkali monosulfide, an alkali polysulfide, or a mixture thereof and a solvent that dissolves elemental sulfur.
07/17/14
20140197038
Copper electroplating solution and copper electroplating apparatus
An electroplating solution includes an aqueous electrolyte solution including water soluble copper salts, sulfide ions and chloride ions, an accelerator including an organic material having sulfur (s), the accelerator accelerating copper (cu) reduction, a suppressor including a polyether compound, the suppressor selectively suppressing the copper reduction, and a leveler including a water soluble polymer having nitrogen that is dissolved into positive ions in the aqueous electrolyte solution.. .
07/17/14
20140196897
Oxidative internal breaker system with breaking activators for viscoelastic surfactant fluids
Compositions and methods are given for delayed breaking of viscoelastic surfactant gels inside formation pores, particularly for use in hydraulic fracturing. Breaking inside formation pores is accomplished without mechanical intervention or use of a second fluid.
07/17/14
20140196828
Rubber composition for canvas chafer, and pneumatic tire
Provided are a rubber composition for a canvas chafer which, despite being low cost, is excellent in rim chafing resistance, resistance to rim damage, and processability (sheeting processability, rubber flow in the tire, adhesion to adjacent components) and performs well with respect to low heat build-up, and a pneumatic tire including the composition. The invention relates to a rubber composition for a canvas chafer, including: an isoprene-based rubber; a carbon black having an n2sa of 65-200 m2/g; and sulfur, wherein an amount of the isoprene-based rubber is 25-80% by mass and an amount of butadiene rubber is not more than 40% by mass, each based on 100% by mass of a rubber component of the rubber composition, and an amount of the carbon black is 40-80 parts by mass and an amount of the sulfur is 1.0-2.7 parts by mass, each per 100 parts by mass of the rubber component..
07/17/14
20140196639
System and method for controlling one or more process parameters associated with a combustion process
The present invention relates generally to the generation of steam via the use of a combustion process to produce heat and, in one embodiment, to a device, system and/or method that enables one to control one or more process parameters of a combustion process so as to yield at least one desirable change in at least one downstream parameter. In one embodiment, the present invention is directed to a system and/or method for controlling at least one process parameter of a combustion process so as to yield at least one desirable change in at least one downstream process parameter associated with one or more of a wet flue gas desulfurization (wfgd) unit, a particulate collection device and/or control of additives thereto and/or a nitrogen oxide control device and/or control of additives thereto and/or additives to the system..
07/17/14
20140196630
Magenta dyes and their preparation methods and applications
The present invention relates to a class of magenta dyes, their preparation methods and applications. The magenta dyes include the compounds which simultaneously contain carboxyl group, sulfonic acid group and the carbonyl propyl sulfurylsulfonic acid on the anthrapyridone skeleton, showing in the form of general formula (i) or their mixtures.
07/17/14
20140196361
High sulfur fuel pellet with reduced so2 emission
The present description relates to a method and system for generating a fuel pellet from high sulfur fuel waste materials having a reduced so2 emission. In one example, the fuel pellet may include petroleum coke, a biomass constituent, and an alkali substituent.
07/10/14
20140194634
Method for preparing high purity biodiesel
Disclosed is a method for preparing high purity biodiesel from crude oils. The method comprises the steps of: pre-treating the crude oil raw material to remove impurities; pre-esterifying the pre-treated crude oil raw material under the effect of a catalyst of concentrated sulfuric acid; and then carrying out an ester exchange reaction in the presence of an alkali catalyst; recycling methanol, and separating glycerol, so as to obtain a crude fatty acid methyl ester; and subjecting the obtained fatty acid methyl ester to purification, distillation and segmentation to obtain a high-purity fatty acid methyl ester..
07/10/14
20140194630
Process for synthesis of fipronil
A process for preparation of fipronil (i.e. 5-amino-1-(2, 6-dichloro-4-trifluoromethylphenyl)-3-cyano-4-trifluoro-methylsulphinyl-pyrazole) is provided, which comprises oxidizing 5-amino-1-(2,6-dichloro-4-trifluoromethylphenyl)-3-cyano-4-tri-fluoromethylthio-pyrazole with sulfuric acid and hydrogen peroxide as oxidizing agent in the presence of a solvent such as ethylene dichloride, chlorobenzene..
07/10/14
20140194592
Polyarylene sulfide resin with excellent luminosity and preparation method thereof
The present invention relates to a polyarylene sulfide that is prepared from a composition including 100 parts by weight of solid sulfur, 500 to 10,000 parts by weight of iodinated aryl compounds, and 0.03 to 30 parts by weight of a sulfur-containing polymerization terminator with respect to 100 parts by weight of the solid sulfur, and has a melting temperature (tm) of 255 to 285° c., and luminosity of 40 or higher as defined by the cie lab color model, and a process of preparing the same. The pas resin is prepared from a composition including a sulfur-containing polymerization terminator and thus has excellent thermal properties and luminosity..
07/10/14
20140194570
Production method of crystalline polyamide resin
There is provided a production method of a crystalline polyamide resin by thermal polycondensation of a mixture including at least a diamine component, a dicarboxylic acid component and water as a starting material, wherein the diamine component includes (a) pentamethylene diamine at a ratio that is equal to or greater than 10 mol % and less than 80 mol % relative to a gross amount of the diamine component; and the dicarboxylic acid component includes (b) at least one selected from the group consisting of an aromatic dicarboxylic acid, an alicyclic dicarboxylic acid and dialkyl ester derivatives thereof at a ratio that is equal to or greater than 76 mol % and equal to or less than 100 mol % relative to a gross amount of the dicarboxylic acid component, the production method comprising: a first step that heats the above mixture, which has a water content equal to or less than 30% by weight, at a temperature equal to or higher than 200° c. Under a pressure of 1.8 to 3.5 mpa to perform polycondensation with distillation of water; a second step that releases pressure to an atmospheric pressure level, subsequent to the first step; and a third step that continues thermal polycondensation subsequent to the second step, so as to obtain the crystalline polyamide resin, the third step performing high-degree melt polymerization at a temperature that is equal to or higher than a melting point of the crystalline polyamide resin until a relative viscosity at 25° c.
07/10/14
20140194553
Epoxidised natural rubber based blend for antistatic footwear application
Electrically conductive vulcanised epoxidised natural rubber [enr]-carbon black blends can be produced by using either internal mechanical mixing method or open milling method. These two methods are commercially friendly due to their practicability and high production rate.
07/10/14
20140194540
Methods and apparatus for sulfur management in catalytic mixed-alcohol synthesis
The present invention provides methods to maintain selectivity to ethanol from syngas during mixed-alcohol synthesis when methanol is being recycled. In some variations, syngas is fed to an alcohol-synthesis reactor that contains a sulfided metal catalyst, and methanol is separated from ethanol to form a methanol recycle stream that contains sulfur-containing compounds.
07/10/14
20140194480
Methods for the control of termites and ants
The present invention provides a method for controlling termites comprising applying a liquid formulation comprising a compound of formula i to a location where termite control is needed or is expected to be needed, wherein the compound of formula (i) is wherein x is optionally substituted aryl, optionally substituted heterocyclyl, or a group selected from x1 to x5 cycle a is aryl or heteroaryl; cycle b is a saturated or partially unsaturated heterocyclyl; cycle c is aryl or heteroaryl; r1, r2, r3, r4, r5, r6 and r8 are independently hydrogen or an organic radical; r7 is haloalkyl; g is oxygen or sulfur; l is o, nh, nr1, cr3r4; n is 0, 1, 2, 3, 4 or 5; o is 0, 1, 2, 3, 4 or 5; p is 1, 2, 3, 4 or 5. The invention also relates to methods for protecting man-made structures from termites using the compounds of formula i as well as termite baits comprising the compound of formula i.
07/10/14
20140193889
Enzymatic antimicrobial and antifouling coatings and polymeric materials
Disclosed herein are a coating, a textile finish, a wax, elastomer, a filler, an adhesive, or a sealant, as well as polymeric materials such as a plastic, a laminate, a composite, that includes an enzyme that degrades cell wall or cell membrane components (e.g., a lysozyme, lytic transglycosylase) alone or in combination with other enzymes such as a lipolytic enzyme, a sulfuric ester hydrolase, an organophosphorus compound degradation enzyme, or an antimicrobial peptide. Also disclosed herein are methods of retarding or preventing microbial growth on or in a coating, paint, textile finish, wax, elastomer, adhesive, sealant, filler, or a polymeric material, where such a surface material includes an enzyme that degrades cell wall or cell membrane components (e.g., a lysozyme, lytic transglycosylase)..
07/10/14
20140193707
Sulfur-containing additives for electrochemical or optoelectronic devices
The invention relates to sulfur-containing compounds of the formula i, to their preparation, and to their use as additives in electrochemical or electrooptical devices, more particularly in electrolytes for lithium batteries, lithium ion batteries, double layer capacitors, lithium ion capacitors, solar cells, electrochromic displays, sensors and/or biosensors.. .
07/10/14
20140193653
Fibrous substrates adhered with substituted cellulose ester adhesives and methods relating thereto
Fibrous substrates may be adhered to other substrates utilizing substituted cellulose ester adhesives that comprises a cellulose polymer backbone having an organic ester substituent and an inorganic ester substituent that comprises an inorganic, nonmetal atom selected from the group consisting of sulfur, phosphorus, boron, and chlorine.. .
07/10/14
20140191841
Conformal coating to scavenge elemental sulfur
A corrosion-resistant apparatus may contain an electronic component having a first metal and a polymer coating covering the electronic component. The polymer coating includes polymer chains with unsaturated groups to scavenge sulfur and an anionic initiator dispersed in the polymer coating to convert cyclic elemental sulfur to linear polysulfide..
07/10/14
20140191164
Carbon nanofiber, dispersion liquid and composition thereof
The carbon nanofiber has a content of oxygen controlled in a range of 8% by mass to 20% by mass and excellent dispersibility in polar solvents by means of an oxidization treatment carried out on a raw material of the carbon nanofiber. The above-described oxidization treatment is preferably carried out at 100° c.
07/10/14
20140190895
Calcium salfate scale -inhibiting compositions
The calcium sulfate scale-inhibiting compositions are polyelectrolyte antiscalant compositions for the inhibition of calcium sulfate scale formation in desalination plant feed brine, such as that typically used with reverse osmosis desalination plants. In order to inhibit the formation of calcium sulfate scale, the polyelectrolyte antiscalant compositions are mixed at a concentration between approximately 1 ppm and approximately 50 ppm into the desalination plant feed brine.
07/10/14
20140190871
Hydrocarbon oil desulfurization adsorbing agent, production and use thereof
This disclosure provides an adsorbing agent which, on the basis of the total weight of the adsorbing agent, comprises the following components: 1) a si—al molecular sieve having a bea structure, in an amount of 1-20 wt %, 2) at least one binder selected from the group consisting of titanium dioxide, stannic oxide, zirconium oxide and alumina, in an amount of 3-35 wt %, 3) a silica source, in an amount of 5-40 wt %, 4) zinc oxide, in an amount of 10-80 wt %, and 5) at least one promoter metal selected from the group consisting of cobalt, nickel, iron and manganese, based on the metal, in an amount of 5-30 wt %, wherein at least 10 wt % of the promoter metal is present in a reduced valence state. The adsorbing agent exhibits improved activity and stability, and at the same time, is capable of significantly improving the octane number of the product gasoline..
07/10/14
20140190869
Selective catalysts having high temperature alumina supports for naphtha hydrodesulfurization
This invention relates to a catalyst and method for hydrodesulfurizing naphtha. More particularly, a co/mo metal hydrogenation component is loaded on a high temperature alumina support in the presence of a dispersion aid to produce a catalyst that is then used for hydrodesulfurizing naphtha.
07/10/14
20140190868
Method for optimizing catalyst loading for hydrocracking process
The invention relates to a method for optimizing layered catalytic processes. This is accomplished by testing various catalysts with a compound found in a feedstock to be tested, to determine the facility of the catalyst in hydrogenating, hydrosulfurizing, or hydrodenitrogenating the molecule, and hence the feedstock.
07/10/14
20140190508
Method
A method of removing colour from hair that has been oxidatively dyed, the method comprising the steps of: (a) contacting the hair with a composition comprising a sulfur-containing nucleophile or a precursor thereof; (b) contacting the hair with an acidic composition; and (c) contacting the hair with an oxidising composition; wherein there is no rinsing step between step (a) and step (b).. .
07/10/14
20140190150
Exhaust gas purification apparatus for an internal combustion engine
In cases where at the upstream side of an nox selective reduction catalyst there is provided another catalyst, sulfur poisoning of both the catalysts is recovered in an appropriate manner. To this end, provision is made for an nh3 generation catalyst arranged in an exhaust passage of an internal combustion engine for generating nh3, the nox selective reduction catalyst arranged in the exhaust passage at a location downstream of the nh3 generation catalyst for reducing nox in a selective manner, an upstream side recovery unit to recover sulfur poisoning of the nh3 generation catalyst, and a downstream side recovery unit to recover sulfur poisoning of the nox selective reduction catalyst after the sulfur poisoning of the nh3 generation catalyst has been recovered by the upstream side recovery unit..


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Sulfur topics: Sulfuric Acid, Circulation, Combustion, Recirculating, Hydrogen Peroxide

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This listing is a sample listing of patent applications related to Sulfur for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Sulfur with additional patents listed. Browse our RSS directory or Search for other possible listings.
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