This page is updated frequently with new Sulphur-related patent applications.
|Reduction of the amount of sulphur compounds in a sulphur compounds contaminated wastewater stream using a granular sludge treatment system|
The invention relates to a process for reducing the amount of sulphur compounds in a sulphur compounds contaminated wastewater stream, using a granular sludge treatment system (10) comprising anaerobic microorganisms, wherein the process comprises the steps of adding an aqueous nitrate solution to the wastewater stream, contacting the wastewater stream with the anaerobic microorganisms, and anoxic oxidation of at least part of the sulphur compounds in the sulphur compounds contaminated wastewater stream by the anaerobic microorganisms, resulting in a sulphur compounds depleted wastewater stream. The invention furthermore relates to such a granular sludge treatment system (10)..
Yara International Asa
|Desulphurisation material comprising copper supported on zinc oxide|
A particulate desulfurization material includes one or more copper compounds supported on a zinc oxide support material, wherein the desulfurization material has a copper content in the range 0.1 to 5.0% by weight and a tapped bulk density ≧1.55 kg/l. The material is obtained by (i) mixing a powdered copper compound with a particulate zinc support material comprising zinc oxide and one or more precursors that form zinc oxide upon calcination, and one or more binders to form a copper-containing composition, (ii) shaping the copper-containing composition by granulation, and (iii) drying and calcining the resulting granulated material..
Johnson Matthey Public Limited Company
|Use of organic sulphur, antioxidants, and amino acids in conjunction with exercise and electromagnetic stimulation to treat osteoporosis|
Through the use of a combination of naturally occurring substances, application of mechanical energy by way of exercise, and application of a pulsed electromagnetic field (pemf), new bone formation at lines of stress can be promoted. This bone forming activity is useful in the treatment and prevention of osteoporosis.
The invention is directed to the use of at least one peptide of formula: x-(xaa1)n-pro*-(xaa2)m-y (i) with: —n=0, 1 or 2; -m=0 or 1 and if m=0 then n≠0-xaa1 is: -an hydrophobic aminoacid selected from alanine (ala, a), valine (val, v), methionine (met, m), leucine (leu, l), isoleucine (ile, i), phenylalanine (phe, f), proline (pro, p) and analogues and derivatives thereof; —a polar aminoacid selected from serine (ser, s), threonine (thr, t), tyrosine (tyr, y), asparagine (asn, n), glutamine (gln, q) and analogues and derivatives thereof; —or glycine (gly, g); when n=2 the two aminoacids xaa1 can be the same or different; -xaa2 is: —an hydrophobic aminoacid selected from alanine (ala, a), valine (val, v), methionine (met, m), leucine (leu, l), isoleucine (ile, i), phenylalanine (phe, f), proline (pro, p) and analogues and derivatives thereof; —a basic aminoacid selected from arginine (arg, r), lysine (lys, k) and histidine (his, h) and analogues and derivatives thereof; —glycine (gly, g) or serine (ser, s); —at the n terminal end of the peptide, x is selected from h, —co—r1 and —so2—r1; —at the c terminal end of the peptide, y is selected from oh, or1, nh2, nhr1 or nr1r2, r1 and r2 being independantly from each other, selected from an alkyle, aryle, aralkyle, alkylaryl, alkoxy and aryloxy group, that can be linear, branched, cyclic, poly-cyclic, non-saturated, hydroxylated, carbonylated, phosphorylated and/or sulphured, with the possibility to have in said group skeleton a o, s and/or n heteroatom; -pro* corresponding to a proline, an analogue or derivative thereof; excluding the peptides where x═h and y═oh, for a non therapeutical cosmetic pro-pigmenting treatment of skin. The invention also encompasses new tripeptides of formula (i) suitable for a non therapeutical cosmetic treatment of skin..
This invention relates to a method of preserving one or more cut flowers with the use of a sulphur dioxide (so2) generating device. The method further relates to an so2 generating device for the preservation of one or more cut flowers.
Tessara (pty) Ltd
Low sulphur marine fuel compositions are provided. Embodiments comprise greater than 50 to 90 wt % of a residual hydrocarbon component comprising at least one of an atmospheric tower bottoms (atb) residue and a vacuum tower bottoms residues (vtb), wherein the residual hydrocarbon component has a kinematic viscosity at ˜50 degrees c.
Shell Oil Company
|Magnesium halide solution, preparing method and use thereof|
A magnesium halide solution is disclosed. The magnesium halide solution comprises a magnesium halide, an oxygen-containing organic titanium compound, a hydroxyl-containing compound, and an organic solvent.
Beijing Research Institute Of Chemical Industry, China Petroleum & Chemical Corporation
|Process for desulphurizing a gas mixture|
The invention relates to a process and a device for generating a fuel gas for a gas turbine by separating off sulphur components from a gas mixture containing hydrogen, carbon monoxide, carbon dioxide and also carbonyl sulphide and/or hydrogen sulphide, which gas mixture is in this case scrubbed in a physical gas scrubber with a methanol scrubbing medium at a pressure between 30 and 80 bar(a) in order to obtain a first sulphur-free gas mixture and also a methanol scrubbing medium loaded with sulphur components and carbon dioxide, which methanol scrubbing is then regenerated, wherein a carbon dioxide-rich gas phase that contains sulphur components and is formed by pressure reduction is treated in a further gas scrubber with a methanol scrubbing medium in order to back-wash sulphur components and to generate a second sulphur-free gas mixture.. .
The present invention relates to stabilising compositions, particularly stabilising compositions which can be used to stabilise insulation or semi-conductive compositions, such as are used for electrically insulating wires and cables. The stabilising composition comprises: a first stabilising component comprising at least one fully hindered phenolic antioxidant; a second stabilising component comprising at least one partially hindered phenolic antioxidant; and a third stabilising component comprising at least one sulphur-containing antioxidant..
Addivant Switzerland Gmbh
|N-heterocyclic carbene complexes of metal imido alkylidenes and metal oxo alkylidenes, and the use of same|
The invention relates to an n-heterocyclic carbene complex of general formulas i to iv (i) (ii) (iii) (iv), according to which a1 stands for nr2 or pr2, a2 stands for cr2 r2′, nr2, pr2, 0 or s, a3 stands for n or p, and c stands for a carbene carbon atom, ring b is an unsubstituted or a mono or poly-substituted 5 to 7-membered ring, substituents r2 and r2′ stand, inter alia, for a linear or branched c1-cw-alkyl group and, if n and n each stand for nr2 or pr2, are the same or different, m in formulas i, ii, iii or iv stands for cr, mo or w, x 1 or x2 in formulas i to iv are the same or different and represent, inter alia, c1-c1s carboxylates and c1-c1s-alkoxides, y is inter alia oxygen or sulphur, z is inter alia a linear or branched c1-cw-alkylenoxy group, and r 1 and r1′ in formulas i to iv are, inter alia, an aliphatic or aromatic group. These compounds are particularly suitable for use as catalysts for olefin metathesis reactions and have the advantage, compared to known schrock carbene complexes, of displaying clearly increased tolerance to functional groups such as, in particular, aldehydes, secondary amines, nitriles, carboxylic acids and alcohols..
Processing unit for a washing medium contaminated with sulphur oxides and/or nitrogen oxides
A processing unit for a liquid washing medium contaminated with sulphur oxides and/or nitrogen oxides, has an evaporation stage for concentrating the active components of the washing medium by an evaporator and/or by a heat exchanger, and has a collecting tank connected to the evaporator and/or to the heat exchanger. The collecting tank is configured as a crystallizer for removing sulfur oxides from the washing medium by crystallization of a sulphate, in particular of potassium sulphate.
Pharmaceutical composition for treating cancer in an individual subject suffering cancer
A pharmaceutical composition for treating cancer in an individual, comprising at least a pharmaceutically effective amount of a novel target hcc reversal signal substance, and a pharmaceutically acceptable ingredient comprising a vehicle, a carrier, a diluent or an excipient; in which the ratio among each component of the pharmaceutical composition may be adjustable depending on the type of cancer; wherein the novel target hcc reversal signal substance comprises at least one selected from the group consisting of antroquinonol (aql), antrocinnamonin a (aca), antroquinonol b (aqb), antroquinonol d (aqd), dehydroeburicoic acid (dea), dehydrosulphurenic acid (dsa), zhankuic acid a (zaa), zhankuic acid c (zac), antcin k (ank), antcin c (anc), and a mixture thereof.. .
Ma Shen Kai Ruei Co., Ltd.
Method for the electrochemical charging/discharging of a lithium-sulphur (li-s) battery and device using said method
The invention relates to a process of charge/discharge of a li—s battery or cell. Moreover, the invention relates to a device for carrying out the process according to the invention.
Lead-free cufe2p slide bearing material having a chip breaker
This invention relates to a sliding bearing material with a matrix material which consists of 2.1-2.6 wt. % iron, 0.05-0.2 wt % zinc, 0.015-0.15 wt.
Federal-mogul Wiesbaden Gmbh
Stabilizing composition to stabilize clay land and clay soils, its manufacture and stabilization of clay land and clay soils
The composition for stabilizing clay-loam soils in the form of a liquid solution includes at least one multifunctional organic compound in the form of derivatives of aromatic or heterocyclic, or alicyclic, or aliphatic compounds, in an amount of 20-40% by weight of the total composition. There is at least one acidic surfactant in an amount of 2-10% by weight of the total composition.
Light battery concerete composition and synthesizing the same
The various embodiments herein provide a light emitting concrete composition and a method of synthesizing a light emitting concrete structure. The light emitting concrete composition comprises light-emitting pigments.
Novel sulphur containing lipids for use as food supplement or as medicament
The present disclosure relates to lipid compounds of the general formula (i): (i) wherein r1 is selected from a c10-c22 alkyl, a c10-c22 alkenyl having 1-6 double bonds, and a c10-c22 alkynyl having 1-6 triple bonds; r2 and r3 are the same or different substituents; y is selected from sulphur, sulfoxide, and sulfone; and x represents a carboxylic acid or a derivative thereof, a carboxylic ester, a carboxylic anhydride or a carboxamide; or a pharmaceutically acceptable salt, complex or solvate thereof. The disclosure also relates to pharmaceutical compositions and lipid compositions comprising such compounds, and to such compounds for use as medicaments or for use in therapy, in particular for the treatment of diseases related to the cardiovascular, metabolic and inflammatory disease area..
Pronova Biopharma Norge As
The present disclosure relates to magenta inkjet inks having a quinacridone pigment and an azo pigment. The azo pigment has at least one azo compound having the formula (i), in which ra is selected from h, aryl and c1 to c4 alkyl, and rb, rc and rd are each independently selected from h, a c1 to c4 alkyl, an oxygen-containing, a nitrogen-containing and a sulphur-containing functional group.
Hewlett-packard Development Company, L.p.
Recovery of copper from arsenic-containing process feed
Process to recover copper from a process feed including one or more feed components containing a base metal sulphidic feed, iron, copper and arsenic. Process feed and aqueous quench solution are introduced to a pressure oxidative leaching step with a partial pressure of oxygen above 200 kpa to form free sulphuric acid, to solubilize copper and other metal in the feed as aqueous sulphate compounds and to precipitate arsenic as solid iron arsenic compounds.
Sherritt International Corporation
Process for the biological conversion of bisulphide into elemental sulphur
The invention is directed to a process for the biological conversion of bisulphide into elemental sulphur, comprising the following steps: a) converting bisulphide as dissolved in an aqueous solution to elemental sulphur in the presence of sulphide-oxidising bacteria and under anaerobic conditions to obtain a first liquid effluent comprising elemental sulphur and used sulphide-oxidising bacteria; b) regenerating the used sulphide-oxidising bacteria as obtained in step (a) and as comprised in an aqueous solution in the presence of an oxidant to obtain a second liquid effluent comprising regenerated sulphide-oxidising bacteria; c) separating elemental sulphur from either the first and/or the second liquid effluent; d) using the regenerated sulphide-oxidising bacteria in step (a) as the sulphide-oxidising bacteria.. .
Method and system for reducing residual soap in crude tall oil
The present invention relates to a method and system for reducing residual soap in crude tall oil, wherein crude tall oil is supplied via piping to at least one vessel, soap number of the crude tall oil is determined using on-line measuring technique and sulphuric acid is added to the crude tall oil at a site of blending, where the dosing of the sulphuric acid is adjusted on-line to provide soap number of not more than 2.. .
Low sulphur marine fuel compositions are provided. Embodiments comprise 10 to 50 wt.
Shell Oil Company
Method for producing devulcanized rubber and an apparatus therefor
A method for producing devulcanized rubber and an apparatus (100) therefor. The method for producing devulcanized rubber comprises the steps of (1) providing vulcanized rubber particles with a pre-determined particle size and (2) devulcanizing the vulcanized rubber particles.
Sekhar Research Innovations Sdn. Bhd.
Processes involving sulphuric acid addition, products obtained and use of said products
A process for the addition, incorporation, distribution and/or fixation of a portion of sulphuric acid to/in a “material of interest” which is intended to include or be provided with the improved properties, any starting materials, phases, layers, internal regions or surface thereof, in the natural state, before, during or after formation/production thereof (where applicable) or when already there (new, used or existing), preferably using a carrier, preferably water. Material resistance is achieved for matter, objects, fluids, products, substances and materials, and controlled synthesis of structures, incarbonization, heat impressions (following exposure to temperature and pressure variations, a situation that results in an increase in material hardness with carbon retention and heat impression in the area affected by heat) are enabled, resulting in products and use thereof..
Honeycomb denitration catalyst for flue gas at 400°c-600°c and preparation method thereof
A honeycomb denitration catalyst used for flue gas at 400° c.-600° c. And preparation method thereof.
Shanghai Tongji Clearon Environmental Protection Equipment Engineering Co. Ltd.
A method and an unmanned aerial vehicle for determining emissions of a vessel
A method for determining emissions in an exhaust plume (11) produced by a combustion engine of a vessel (10) during cruise of the vessel (10), said emissions comprising the presence or concentration of carbon dioxide (co2) and/or sulphur dioxide (so2) and/or the count and size of particles. The position and distribution of the exhaust plume (11) is determined or estimated on the basis of the position, bearing and speed of the vessel (10) and further on the basis of meteorological data, such as wind direction and speed.
Pesticidally active substituted 5,5-bicyclic heterocycles with sulphur containing substituents
Compounds of the formula (i) and the agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and n-oxides of those compounds, including all stereoisomers and tautomeric forms, and wherein the substituents are as defined in claim 1, are useful for controlling animal pests and can be prepared in a manner known per se.. .
Syngenta Participations Ag
Consumer goods product comprising functionalised lignin oligomer
The present invention relates to a consumer goods product comprising a consumer goods product ingredient and a functionalised lignin oligomer, wherein the functionalised lignin oligomer: (a) comprises less than 1 wt % sulphur content; (b) has a number average molecular weight (mn) of from 800 da to 1,800 da; and (c) comprises at least one functional group selected from carboxyl, ketone, aldehyde, amino and quaternary ammonium, wherein only one type of functional group selected from the group consisting of list is present at a level of at least 0.8 mmol/g, and wherein if any other functional group selected from the group consisting of list is present, it is present at a level of below 0.8 mmol/g, wherein the lignin oligomer is derived from corn, sugar cane, wheat and any combination thereof, and wherein the consumer goods product is selected from an oral care composition, an antiseptic cream, or a detergent composition.. .
The Procter & Gamble Company
Consumer goods product comprising functionalised lignin oligomer
A consumer goods product comprising a consumer goods product ingredient and a cross-linked co-polymer of a lignin oligomer and a vinyl monomer, wherein the lignin oligomer has: (a) comprises less than 1 wt % sulphur content; (b) has a number average molecular weight (mn) of from 800 da to 1,800 da; and (c) has an average number of lignin monomers of from 3 to 8.. .
The Procter & Gamble Company
Improved process for the dearomatization of petroleum cuts
A process for the continuous dearomatization of a petroleum cut to produce a hydrocarbon-containing fluid with a very low sulphur content and very low aromatic compounds content, includes at least one stage of catalytic hydrogenation at a temperature between 80 and 180° c. And at a pressure between 50 and 160 bar.
Total Marketing Services
Solvent extraction process to stabilize, desulphurize and dry wide range diesels, stabilized wide range diesels obtained and their uses
A process allowing the removal of contaminants from an unstable oil such as those produced by thermal or catalytic cracking, wherein, in at least one step of the process, mixing of the unstable oil with a pure or impure solvent having a dipole moment greater than 2 is performed. The stabilized diesels thereby obtained exhibit interesting properties among which significant stability features and are useful in numerous applications, some of these stabilized wide range diesels are new as well as their uses..
Sealing disk for a closure cap for containers, especially bottles
A sealing disc for a closure cap for containers, especially bottle closures for liquids fermented with yeast, consists of a plurality of layers (1, 2, 3, 4). One of these layers (4) comprises an active especially metallic substance in layered or particulate form which binds sulphur compounds in order to reduce the formation of sulphide odours after the bottle has been filled..
Alfelder Kunststoffwerke Herm. Meyer Gmbh
Hydrogen-assisted adsorption of sulphur compounds from olefin mixtures
The invention relates to a process for purifying hydrocarbon mixtures, in which a contaminated hydrocarbon mixture comprising olefins having three to eight carbon atoms is at least partly freed of sulphur-containing contaminants by contacting it with a solid sorbent, the hydrocarbon mixture being exclusively in the liquid state during the contact with the sorbent. The problem that it addressed was that of virtually completely removing sulphur compounds present in the mixture without forming new sulphur compounds again at the same time.
Evonik Degussa Gmbh
Method of controlling a wet scrubber useful for removing sulphur dioxide from a process gas
A wet scrubber for cleaning a process gas containing sulphur dioxide comprises an absorption vessel for contacting the process gas with an absorption liquid to absorb sulphur dioxide from the process gas, a sensor for measuring a concentration in the absorption liquid, and a control unit. The control unit is adapted to receive a measurement signal from the sensor and to control, based on the measured concentration, at least one wet scrubber operating parameter influencing the concentration in the absorption liquid..
Alstom Technology Ltd
Method for patterning of laminated magnetic layer
A microelectronic device is formed by forming a stack of alternating layers of a magnetic material and a dielectric material. An etch mask is formed over the magnetic laminate layer.
Texas Instruments Incorporated
A treating sulphate-containing waters
The invention relates to a method for processing sulphate-containing water. The method contains stages in which sulphate-containing water is directed to an anaerobic bioreactor, and an anaerobic bacterial strain that converts sulphate to hydrogen sulphide converts the sulphate contained in the water to hydrogen sulphide gas.
Process for preparing a urea-sulphur fertilizer
A process for preparing a urea-sulphur fertiliser is disclosed. Urea and sulphur are supplied to a dispersion mill wherein a rotor turns within a slotted stator, thereby providing a dispersion of molten urea and molten sulphur; and the dispersion of molten urea and molten sulphur is supplied to a forming unit to provide the urea-sulphur fertiliser..
Shell Oil Company
Non noble metal based diesel oxidation catalyst
Disclosed is a cheap and efficient non noble metal based catalyst for the oxidation of diesel or hydrocarbons, its synthesis and its application for diesel oxidation at low temperature. The catalyst comprises a mixed oxide of manganese and cerium, or manganese, cerium and zirconium.
Council Of Scientific & Industrial Research
A new low mfr polymer composition, power cable insulation and power cable
The present invention relates to a polymer composition comprising a polyolefin, peroxide and a sulphur containing antioxidant, wherein said peroxide is present in an amount which corresponds to x mmol —o—o—/kg polymer composition and said sulphur containing antioxidant is present in an amount which corresponds to y mmol —oh/kg polymer composition, wherein y1≦y≦y2, x≦45 and 0.9*y+m≦x≦n−k*y, wherein y1 is 0.50 and y2 is 10, and m is 0.8, n is 70 and k is 4.7; and wherein said polymer composition has a melt flow rate (mfr) of less than 1.7, and said polymer composition comprises less than 0.05% by weight (wt %) 2,4-diphenyl-4-methyl-1-pentene; a crosslinked polymer composition, and use thereof, a power cable insulation, a power cable, useful in high voltage (hv dc) and extra high voltage (ehv dc) direct current applications, and a method for reducing electrical conductivity of a crosslinked polymer composition.. .
Hyrdogenated nitrile rubber containing phosphine oxide or diphosphine oxide
Novel hydrogenated nitrile rubbers are provided, which include phosphine oxides and/or diphosphine oxides and a specific content of halogens, and which enable access to vulcanizable mixtures and corresponding vulcanizates that possess improved moduli and compression set values. These novel hydrogen nitrile rubbers are obtained by a production process, in which the hydrogenated nitrile rubbers are reacted with at least one specific sulphur compound..
Arlanxeo Deutschland Gmbh
Improvements in or relating to organic compounds
A process for the hydrogenation of a substrate comprising a carbon heteroatom double bond in the presence of a transition metal complex comprising a tridentate or bisdentate-ligand containing a nitrogen, sulphur and phosphorus atom, of which at least the n- and p- and optionally also the s-atom coordinates with the transition metal.. .
Catalyst for the synthesis of methyl mercaptan and process for producing methyl mercaptan from synthesis gas and hydrogen sulphide
The invention relates to a catalyst comprising an active component based on molybdenum and on potassium and a support based on hydroxyapatite, and also to a process for preparing said catalyst and a process for producing methyl mercaptan in a catalytic process by reaction of carbon monoxide, sulphur and/or hydrogen sulphide and hydrogen, comprising the use of said catalyst.. .
Urea fertilizer having improved hardness
The present invention discloses a urea fertiliser having a lignin compound and elemental sulphur dispersed through-out the fertiliser and having improved hardness.. .
Shell Oil Company
A new polymer composition, power cable insulation and power cable
The present invention relates to a polymer composition comprising a polyolefin, peroxide and a sulphur containing antioxidant, wherein said peroxide is present in an amount which corresponds to x mmol -0-0-/kg polymer composition and said sulphur containing antioxidant is present in an amount which corresponds to y mmol —oh/kg polymer composition, wherein y1≦y≦y2, x≦45 and 0.9*y+m≦x≦n−k*y, wherein y1 is 0.50 and y2 is 10, and m is 0.8, n is 70 and k is 4.7; and wherein said polymer composition has a melt flow rate (mfr) which is at least 1.7, and said polymer composition comprises less than 0.05% by weight (wt %) 2,4-diphenyl-4-methyl-1-pentene; a crosslinked polymer composition, and use thereof, a power cable insulation, a power cable, useful in high voltage (hv dc) and extra high voltage (ehv dc) direct current applications, and a method for reducing electrical conductivity of a crosslinked polymer composition.. .
Silane vulcanized thermoplastic elastomers
The present invention relates to novel polymer compositions, particularly in the form of thermoplastic vulcanisates, said compositions comprising the reaction product of a first polymer (rubber phase); a second polymer (thermoplastic phase); a carboxylic acid anhydride; either a vinylsilane in combination with a peroxide or a sulphursilane; and whereby said silane is allowed to react with the polymers first. The invention further provides for processes of manufacturing such compositions and for articles comprising such compositions..
Falcone Specialties Ag
New crosslinked polymer composition, power cable insulation and power cable
The present invention relates to a crosslinked polymer composition, which is obtained by crosslinking a polymer composition, which polymer composition has a melt flow rate (mfr) of at least 1.7 and comprises a polyolefin, peroxide and sulphur containing antioxidant, characterised by that the crosslinked polymer composition has an oxidation induction time, determined according to astm-d3895, iso/cd 11357 and en 728 using a differential scanning calorimeter (dsc), which oxidation induction time corresponds to z minutes, and comprises an amount of peroxide by-products which corresponds to w ppm determined according to btm2222 using hplc, wherein z1≦z≦z2, w1≦w≦w2, and w≦p−270*z, wherein z1 is 0 , z2 is 60, w1 is 0 and w2 is 9500, and p is 18500; and use thereof, a power cable insulation and a power cable, useful in high voltage (hv) and extra high voltage (ehv) cable applications direct current (dc) applications.. .
A lithium-sulphur cell comprising an anode comprising lithium metal or lithium metal alloy, a cathode comprising a mixture of electroactive sulphur material and solid electroconductive material, an electrolyte comprising a tetrafluoroborate salt and an organic solvent, wherein the tetrafluoroborate salt is present in the electrolyte at a concentration of 0.05 to 0.5m, and wherein the tetrafluoroborate salt is present in an amount, wherein the molar ratio of tetrafluoroborate anion, bf4, to sulphur, s, in the electroactive material is 0.009-0.09:1.. .
Oxis Energy Limited
A new crosslinked low mfr polymer composition, power cable insulation and power cable
The present invention relates to a crosslinked polymer composition, which is obtained by crosslinking a polymer composition, which polymer composition has a melt flow rate (mfr) of less than 1.7 and comprises a polyolefm, peroxide and sulphur containing antioxidant, characterised by that the crosslinked polymer composition has an oxidation induction time, determined according to astm-d3895, iso/cd 11357 and en 728 using a differential scanning calorimeter (dsc), which oxidation induction time corresponds to z minutes, and comprises an amount of peroxide by-products which corresponds to w ppm determined according to btm2222 using hplc, wherein z1≦z≦z2, w1≦w≦w2, and w≦p−270*z, wherein z1 is 0, z2 is 60, w1 is 0 and w2 is 9500, and p is 18500; and use thereof, a power cable insulation and a power cable, useful in high voltage (hv) and extra high voltage (ehv) cable applications direct current (dc) applications.. .
Morpholine bath and chemically depositing a layer
A chemical bath for depositing a layer made from at least metal and sulphur is described. Furthermore, a method for depositing such a layer is described.
Centre National De La Recherche Scientifique - Cnrs -
Persulfate bath and chemically depositing a layer
A chemical bath for depositing a layer made from at least metal and sulphur is described. A method for depositing such a layer is also presented.
Centre National De La Recherche Scientifique- Cnrs
Novel integrated process for the treatment of oil feeds for the production of fuel oils with a low sulphur and sediment
Treating a hydrocarbon feed having a sulphur content of at least 0.5% by weight, an asphaltenes content of at least 1% by weight, an initial boiling point of at least 340° c. And a final boiling point of at least 480° c., in order to obtain at least one deasphalted oil fraction with a sulphur content of 0.5% by weight or less and a sediment content of 0.1% by weight or less..
Ifp Energies Nouvelles
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