67 results about "Organosulphur compound" patented technology

A process for the removal of organosulfur compounds from hydrocarbon materials is disclosed. The process includes contacting an ionic liquid with a hydrocarbon material to extract sulfur-containing compounds into the ionic liquid. The sulfur-containing compounds can be partially oxidized to sulfoxides and / or sulfones prior to or during the extraction step.

The invention provides a solid golf ball having a solid core and a cover layer that encases the core and has an outermost layer on an outside surface of which are formed a plurality of dimples. The solid core is formed of a rubber composition composed of 100 parts by weight of a base rubber that includes 60 to 100 parts by weight of a polybutadiene rubber having a cis-1,4 bond content of at least 60% and synthesized using a rare-earth catalyst, 0.1 to 5 parts by weight of an organosulfur compound, an unsaturated carboxylic acid or a metal salt thereof, and an inorganic filler. The solid core has a deformation, when compressed under a final load of 130 kgf from an initial load of 10 kgf, of 2.0 to 4.0 mm, and has a specific hardness distribution. The cover layer is formed by injection molding a single resin blend composed primarily of (A) a thermoplastic polyurethane and (B) a polyisocyanate compound, which resin blend contains a polyisocyanate compound in at least some portion of which all the isocyanate groups on the molecule remain in an unreacted state, and has a thickness of 0.5 to 2.5 mm, a Shore D hardness at the surface of 50 to 70. The golf ball has a deformation, when compressed under a final load of 130 kgf from an initial load of 10 kgf, of 2.0 to 3.8 mm. The solid golf ball is advantageous overall in competitive use.

The invention provides a solid golf ball having a solid core and a cover layer that encases the core and has an outermost layer on an outside surface of which are formed a plurality of dimples. The solid core is formed of a rubber composition composed of 100 parts by weight of a base rubber that includes from 60 to 100 parts by weight of a polybutadiene rubber having a cis-1,4 bond content of at least 60% and synthesized using a rare-earth catalyst, from 0.1 to 5 parts by weight of an organosulfur compound, an unsaturated carboxylic acid or a metal salt thereof, an inorganic filler, and an antioxidant. The solid core has a deformation, when compressed under a final load of 130 kgf from an initial load of 10 kgf, of from 2.0 to 4.0 mm, and has a specific hardness distribution. The cover layer has a thickness of from 0.5 to 1.9 mm, and a Shore D hardness at the surface of from 50 to 70. The ball has at least one intermediate layer between the core and the cover, any one of which intermediate layer or layers has a surface hardness in Shore D units of from 40 to 60, the intermediate layer or layers having a total thickness of from 0.9 to 7.0 mm. The golf ball has a deformation, when compressed under a final load of 130 kgf from an initial load of 10 kgf, of from 2.0 to 3.8 mm. The solid golf ball is advantageous overall in competitive use.

The invention provides a solid golf ball having a solid core, a cover layer that encloses the core, and a plurality of dimples formed on an outside surface of an outermost layer of the cover. The solid core is formed of a rubber composition composed of 100 parts by weight of a base rubber that includes 60 to 100 parts by weight of a polybutadiene rubber having a cis-1,4 bond content of at least 60% and synthesized using a rare-earth catalyst, 0.1 to 5 parts by weight of an organosulfur compound, and an unsaturated carboxylic acid or a metal salt thereof, an organic peroxide and an inorganic filler. The solid core has a deformation, when subjected to loading from an initial load of 10 kgf to a final load of 130 kg, of 2.0 to 3.5 mm, and has a specific hardness distribution. The cover layer, which is formed primarily of a thermoplastic or thermoset polyurethane material and has a thickness of 0.5 to 2.5 mm, a Shore D hardness at the surface of 50 to 70 and a flexural rigidity of 50 to 300 MPa. The core has a surface hardness which is from 1 to 15 Shore D hardness units lower than the surface hardness of the core. The golf ball has a deformation, when subjected to loading from an initial load of 10 kgf to a final load of 130 kgf, of 2.0 to 2.9 mm. The solid golf ball is advantageous overall in competitive use.

The invention provides a solid golf ball having a solid core and a cover layer that encases the core and has an outermost layer on an outside surface of which are formed a plurality of dimples. The solid core is formed of a rubber composition composed of 100 parts by weight of a base rubber that includes 60 to 100 parts by weight of a polybutadiene rubber having a cis-1,4 bond content of at least 60% and synthesized using a rare-earth catalyst, 0.1 to 5 parts by weight of an organosulfur compound, an unsaturated carboxylic acid or a metal salt thereof, and an inorganic filler. The solid core has a deformation, when compressed under a final load of 130 kgf from an initial load of 10 kgf, of 2.0 to 4.0 mm, and has a specific hardness distribution. The cover layer is formed by injection molding a single resin blend composed primarily of (A) a thermoplastic polyurethane and (B) a polyisocyanate compound, which resin blend contains a polyisocyanate compound in at least some portion of which all the isocyanate groups on the molecule remain in an unreacted state, and has a thickness of 0.5 to 2.5 mm, a Shore D hardness at the surface of 50 to 70. The golf ball has a deformation, when compressed under a final load of 130 kgf from an initial load of 10 kgf, of 2.0 to 3.8 mm. The solid golf ball is advantageous overall in competitive use.

The present invention relates to the use of organomodified metallic nanoparticles preferably bearing at their surface a self-assembled monolayer of organosulphur compounds. A preferred use is in suspension form for dyeing and / or treating human keratin fibers. The invention also relates to a process for dyeing and / or treating human keratin fibers, by the application to the keratin fibers of such a suspension, and also to compositions used to perform such a process. The invention includes the colouring and / or treating of human keratin fibers, in particular the hair, with the invention suspension. Compositions of the nanoparticles with cosmetic active principles, and uses thereof, also are described.

A lithium-sulfur battery includes a positive electrode having at least one positive active material selected from the group consisting of an elemental sulfur, Li2Sn (n≧1), Li2Sn (n≧1) dissolved in catholytes, an organosulfur compound, and a carbon-sulfur polymer ((C2Sx)n: x=2.5˜50, n≧2), an electrolyte having salts of an organic cation, and a negative electrode having a negative active material selected from the group consisting of a material capable of reversibly intercalating / deintercalating lithium ions, a material capable of reversibly forming a lithium-containing compound by a reaction with lithium ions, a lithium metal, and a lithium alloy.

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. A second fraction boiling below the target cut point temperature is substantially free of refractory sulfur-containing compounds. The second fraction is contacted with a hydrodesulfurization catalyst in a hydrodesulfurization reaction zone operating under mild conditions to reduce the quantity of organosulfur compounds to an ultra-low level. The first fraction is contacted with gaseous oxidizing agent over an oxidation catalyst having a formula CuxZn1-xAl2O4 in a gas phase catalytic oxidation reaction zone to convert the refractory organosulfur compounds to SOx and low sulfur hydrocarbons. The by-product SOx is subsequently removed, producing a stream containing a reduced level of organo sulfur compounds.

A process for producing a stabilized polyacetal resin which comprises heating a polyacetal resin having unstable terminal groups in the presence of a treating agent for unstable-terminal-group decomposition selected from the following groups (I), (II), and (III) to thereby diminish the unstable terminal groups. Treating agents for unstable-terminal-group decomposition in group (I) Group (I): quaternary ammonium salts of acid cyclic amide compounds Treating agents for unstable-terminal-group decomposition in group (II) Group (II): quaternary ammonium salts of polycarboxylic acids having four or more carboxy groups per molecule and / or quaternary ammonium salts of aminocarboxylic acids having one or more carboxy groups per molecule Treating agents for unstable-terminal-group decomposition in group (III) Group (III): quaternary ammonium salts in which the counter anions are ones derived from at least one compound selected from the group consisting of the following (i) to (v): (i) carbonic acid monoesters and / or metal hydrogen carbonates; (ii) acid enol compounds; (iii) phenolic compounds and alcoholic compounds; (iv) acid azole compounds; and (v) at least one noncarboxylic acid compound selected from the group consisting of organosulfur compounds, organophosphorus compounds, and organoboron compounds.

A process for the catalytic removal of sulfur from a hydrocarbon stream such as gasoline comprising an organo-sulfur compound such as a mercaptan or thiol. The catalyst is a silica based zeolite such as ZSM-5. The process is preferably performed in a downer reactor with a residence time of between 7 and 30 seconds and a volumetric particle concentration of between 15 and 40%. Preferably, substantially all of the sulfur that is removed from the organo-sulfur compound is in the form of hydrogen sulfide.

Deep desulfurization of hydrocarbon feeds containing undesired organosulfur compounds to produce a hydrocarbon product having low levels of sulfur, i.e., 15 ppmw or less of sulfur, is achieved by hydrotreating the feed under mild conditions, and separating the hydrotreated effluent into an aromatic-rich fraction which contains a substantial amount of the aromatic refractory and sterically hindered sulfur-containing compounds, and an aromatic-lean fraction. The aromatic-rich fraction is contacted with isomerization catalyst, and the isomerized aromatic-rich fraction is recycled to the mild hydrotreating process.

Initial high sulfur levels of a hydrocarbon feedstock are reduced to desired low levels without the need for integration of substantial new equipment or hardware with existing hydroprocessing reactors. Ionic liquids are utilized as organic sulfur extraction agents and are added to and mixed with the hydrocarbon feedstock containing organosulfur compounds in, or upstream of, an existing cold separator vessel. The ionic liquid and hydrocarbon mixture is maintained in contact under conditions which promote the formation of ionic sulfur-containing derivatives that are soluble in the ionic liquid to be formed, thereby enabling extractive removal and separation of the organosulfur compounds from the feedstock.

Disclosed are 1,4-polybutadiene functionalized with an aromatic organosulfur compound, providing improved processability due to decreased Mooney viscosity and providing improved feel on hitting and flying performance due to decreased compression and increased restitution when used to prepare a golf ball core, and a composition for the preparation of a golf ball core including the same.

The present disclosure is directed to a multi-stage system and a process utilizing said system with the design of reducing the sulfur-content in a liquid comprising hydrocarbons and organosulfur compounds. The process comprising at least one of the following states: (1) an oxidation stage; (2) an extraction state; (3) a raffinate washing stage; (4) a raffinate polishing stage; (5) a solvent recovery stage; (6) a solvent purification stage; and (7) a hydrocarbon recovery stage. The process for removing sulfur-containing hydrocarbons from gas oil, which comprises oxidizing gas oil comprising hydrocarbons and organosulfur compounds to obtain a product gas oil.

The present invention provides an environment-protecting type synthesis method for synthesizing organic sulfur compound under the solvent-free condition by using inodorous thioketenes compound as sulfur source reagent and adding organic acid or inorganic acid as catalyst so as to implement synthesis of series organic sulfur compounds.

Deep desulfurization of hydrocarbon feeds containing undesired organosulfur compounds to produce a hydrocarbon product having low levels of sulfur, i.e., 15 ppmw or less of sulfur, is achieved by flashing the feed at a target cut point temperature to obtain two fractions. A low boiling temperature fraction contains refractory, sterically hindered sulfur-containing compounds, which have a boiling point at or above the target cut point temperature. A high boiling temperature fraction, having a boiling point below the target cut point temperature, is substantially free of refractory sulfur-containing compounds. The high boiling temperature fraction is contacted with isomerization catalyst, and the isomerized effluent and the low boiling temperature fraction are combined and contacted with a hydrotreating catalyst in a hydrodesulfurization reaction zone operating under mild conditions to reduce the quantity of organosulfur compounds to an ultra-low level.

A golf ball which is formed from a vulcanized rubber compound composed of 100 parts by weight of a rubber base material, 10 to 60 parts by weight of an unsaturated carboxylic acid and / or a metal salt thereof, 0.1 to 5 parts by weight of an organosulfur compound, 5 to 80 parts by weight of an inorganic filler, and 0.1 to 3 parts by weight of an organic peroxide, the rubber base material being composed of a first polybutadiene accounting for 50 to 95 wt % and a second polybutadiene accounting for 5 to 50 wt %, both polybutadiene being synthesized by using a rare earth element-based catalyst, the first polybutadiene containing no less than 60 wt % of cis-1,4 bonds and having a Mooney viscosity (ML1+4 (100° C.)) no lower than 50 and the second polybutadiene containing no less than 60 wt % of cis-1,4 bonds and having a Mooney viscosity (ML1+4 (100° C.)) no higher than 45. The golf ball is characterized by good rebound resilience and good workability with which it is produced.

The invention relates to a food additive including: 30 to 45% of eugenol; 30 to 45% of cinnamaldehyde; 10 to 40% of extract of a plant belonging to the alliaceous family; the remainder up to 100% optionally comprising other compounds, in particular, organosulphur compounds. Such an additive can be added to the feed for certain animals, in particular bovines, with a view to reducing the methane production thereof. The invention also relates to a method for reducing methane emissions into the earth's atmosphere, which includes the following steps: adding a food additive according to the invention to the food ration of a ruminant; and feeding the ruminant the obtained food ration.

Deep desulfurization of hydrocarbon feeds containing undesired organosulfur compounds to produce a hydrocarbon product having low levels of sulfur, i.e., 15 ppmw or less of sulfur, is achieved by hydrotreating the feed under mild conditions, and separating the hydrotreated effluent into an aromatic-rich fraction which contains a substantial amount of the aromatic refractory and sterically hindered sulfur-containing compounds, and an aromatic-lean fraction. The aromatic-rich fraction is contacted with isomerization catalyst, and the isomerized aromatic-rich fraction is recycled to the mild hydrotreating process.

A golf ball is characterized by comprising a molded and vulcanized product of a rubber composition as a constituent component, the rubber composition comprising 100 pbw of a base rubber including 60–100 wt % of a polybutadiene containing at least 60 wt % of cis-1,4-bond, having a Mooney viscosity (ML1+4 (100° C.)) of at least 40, and synthesized using a rare-earth catalyst, 10–60 pbw of an unsaturated carboxylic acid and / or a metal salt thereof, 0.1–5 pbw of an organosulfur compound, 5–80 pbw of an inorganic filler, and at least two organic peroxides including an organic peroxide having the shortest half-life at 155° C. designated (a) and another organic peroxide having the longest half-life at 155° C. designated (b), a ratio of half-lives (bt / at) being from 7 to 20 wherein at is the half-life of (a) and bt is the half-life of (b), a total content of the organic peroxides being 0.1–0.8 pbw per 100 pbw of the base rubber.

The invention discloses a bactericidal and antiseptic agent for basic chemical fiber oil, which is composed of organic sulfur compounds, heterocyclic derivatives and other bactericidal and antiseptic active ingredients, synergists and emulsifiers; the weight percentage of the preparation is: 2-10% organic sulfur compound, 5-20% heterocyclic derivative, 1-5% synergist, 0-5% emulsifier and the rest water. The preparation method of the bactericidal antiseptic is that the organic sulfur compound and the heterocyclic derivative are respectively prepared into a transparent liquid at normal temperature and pressure, and then the remaining material is added and prepared by a special stirring method. A kind of basic chemical fiber oil bactericidal antiseptic prepared by the present invention is prepared by preparing organic sulfur compounds, heterocyclic derivatives and other bactericidal and antiseptic active ingredients, synergists, emulsifiers and water in a certain proportion, so that the preparation is compatible with various chemical fiber The oil agent has the advantages of good compatibility, high efficiency and low toxicity, transparent and environmentally friendly water solvent, low production cost, etc., and has a long service life, safety and reliability, and is easy to implement.

This invention relates to a phenolic resin composition comprising a phenolic resin admixed with and / or modified by one or more functionalized organosulfur compounds. This invention also relates to a rubber composition comprising (i) a natural rubber, a synthetic rubber, or a mixture thereof; (ii) one or more phenolic resins; and (iii) one or more functionalized organosulfur compounds. The interaction between the component (i) and the components (ii) and (iii) reduces the hysteresis increase compared to a rubber composition without the component (iii), upon curing the rubber composition. The invention also relates to a process for preparing the phenolic resin composition, a process for preparing the rubber composition, and a process for reducing the hysteresis increase caused in a rubber composition when a phenolic resin is added to a rubber composition.

Methods for modulating levels of at least one organic sulfur compound in plants are provided. Also provided are plants and seeds produced by the methods. The methods comprise stably transforming a plant with a DNA construct encoding a cystathionine gamma synthase enzyme, a serine acetyl transferase enzyme and / or other sulfur assimilating enzymes capable of altering the level of at least one organic sulfur compound.

In organic sulfur compounds, dialkyl amino dithiocarbamate alkyl ester plays a very important role. Researches show that dialkyl amino dithiocarbamate alkyl ester and the derivatives thereof have widebiological characteristics and pharmacological activity. For example, many studies show that the dialkyl amino dithiocarbamate alkyl ester has various activities, including anti-proliferative, anti-glaucoma, antibacterial, antifungal, breast cancer treatment and cholinesterase inhibition activities, and can be used as a myocardial imaging agent. It is known that dialkyl amino dithiocarbamate alkyl ester and the derivatives thereof can be taken as inhibitors of HIV-1 NCp7, antiviral agents, and non-flavonoid TRPV1 antagonists. Dialkyl amino dithiocarbamate alkyl ester has a wide application range, and is massively produced in the world. The invention provides a method for efficiently synthesizing dialkyl amino dithiocarbamate alkyl ester. Under the catalysis of CuI, a chiral quaternary ammonium salt and a dialkyl amino dithioformate are used for C-S cross coupling for the first time, and dialkyl amino dithiocarbamate alkyl ester is prepared. The target product is further converted andcoupled with brominated aromatic hydrocarbons to obtain high-purity enantiomer chiral thioethers. The synthesis process has the advantages of mild reaction conditions, wide universality, no toxicity or danger, high yield, wide substrate range and the like.

The invention belongs to the field of petrochemical industry, and relates to a method for deep-desulfurization of FCC gasoline by ultrasound assisted Ce4+ and H2O2 double oxidants oxidation. In the method, organosulfur compounds in the FCC gasoline are removed by cooperation of the Ce4+ oxidant and the H2O2 oxidant under the assist of ultrasonic waves, so that the aim of deep-desulfurization is implemented; wherein Ce3+ generated after the Ce4+ oxidizes the FCC gasoline is reusable after being prepared through an electrochemical method. Compared with the prior desulfurization technology, the method not only can effectively remove sulfocompounds which harm the environment in the FCC gasoline, but also meets requirements on deep-desulfurization of the FCC gasoline. Simultaneously, the Ce4+ prepared by the electrochemical method has higher electrochemical activity, and the method can ensure clean production as well as improve economic benefits.

A process for desulphurizing hydrocarbons includes passing a mixture of hydrocarbon and hydrogen over a hydrodesulphurization catalyst to convert organosulphur compounds present in the hydrocarbon to hydrogen sulphide, passing the resulting mixture over a hydrogen sulphide sorbent including zinc oxide to reduce the hydrogen sulphide content of the mixture, and passing the hydrogen sulphide-depleted mixture over a further desulphurization material. The further desulphurization material includes one or more nickel compounds, a zinc oxide support material, and optionally one or more promoter metal compounds of iron, cobalt, copper and precious metals. The desulphurization material has a nickel content in the range 0.3 to 20% by weight and a promoter metal compound content in the range 0 to 10% by weight.

The present invention refers to process for oxidation of organosulfur compounds comprising metal AQCs having between 5 and 13 metal atoms as catalyst. Additionally, the present invention refers to the use of the metal AQCs having between 5 and 13 metal atoms as catalyst in the oxidation of organosulfur compounds and to a chemical composition comprising organosulfur compounds and metal AQCs having between 5 and 13 metal atoms.

The invention belongs to the technical field of gas purification, and relates to organic amine absorption liquid for removing acid substances in the airflow based on annular groups. By aiming at the requirements and the characteristics of organic sulfur compound removal, compounds containing nitrogen ring type groups are added into an organic amine absorbent as catalysts in the absorbent, so thatacid substances including organic sulfur in the airflow are removed; carbonyl sulfide and thioalcohol in the raw material gas can be well removed at the same time; the total sulfur content in the purified gas after the removal is lower than 60mg / Nm<3>; the index of first-grade commodity natural gas is reached. The absorption liquid is applicable to coke oven gas, natural gas, refinery gas and smoke gas.