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WO/2019/142695A1 |
Provided is an oxygen reduction catalyst having high oxygen reduction ability. This oxygen reduction catalyst is a titanium compound characterized in that the contained amount of sulfur atoms is 0.1-3.0 mass% and the contained amount of ...
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WO/2019/141203A1 |
Disclosed are a catalyst for preparing methacrylic acid by oxidation of methacrolein and a preparation method therefor. The catalyst is a composite oxide catalyst free of polyacid structures, and has the composition as represented by the...
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WO/2019/140678A1 |
Nitrogen-doped carbon-based catalyst sheets, methods for producing such carbon-based catalyst sheets, and their use as electrocatalysts in oxygen reduction reaction (ORR). A carbon-based catalyst comprising:carbon-based sheets, wherein t...
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WO/2019/138728A1 |
Provided are a catalyst for hydrolysis of COS which is capable of maintaining a high COS conversion ratio even when used for a long period, and a production method for the same. This catalyst for hydrolysis of COS contains titanium dioxi...
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WO/2019/137020A1 |
Disclosed by the present invention are a transition metal and nitrogen co-doped carbon composite material for use in formaldehyde purification and a preparation method therefor, which are composed of a non-precious metal active component...
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WO/2019/134715A1 |
Disclosed are a (methyl) acrolein oxidation catalyst and a preparation method therefor. The catalyst has a composition represented by the following formula: Mo12PaCsbVcDeOf is a heteropolyacid salt main catalyst; C is a nano carbon fiber...
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WO/2019/133376A1 |
A mixture for making a ceramic carrier thai uses a first powder that has a fracture factor of 15.0 or greater and a second powder that has a fracture factor of 14.9 or less. The second powder may reduce the cost to manufacture the carrie...
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WO/2019/129809A1 |
The present invention relates to synthesis of high stable heterogeneous protein-iron (II) carbonate nanowires (FeCO3-NWs) bionanohybrids. They were prepared by the use of an enzyme in aqueous bicarbonate solution and iron (II) salt at ro...
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WO/2019/132398A1 |
The present invention relates to a method for selective hydrogenation. More specifically, the present invention relates to a method for selective hydrogenation, the method being capable of improving selectivity and reaction efficiency in...
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WO/2019/132210A1 |
A method for preparing cyclododecene and a synthesis device therefor, of the present invention, remarkably increase the conversion ratio of cyclododecatriene and selectivity of cyclododecene, can minimize the costs required for equipment...
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WO/2019/132407A1 |
The present invention relates to a hydrogenation reaction catalyst and a preparation method therefor and, more specifically, to: a hydrogenation reaction catalyst comprising sulfur as a cocatalyst, thereby selectively hydrogenating an ol...
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WO/2019/126031A1 |
The present disclosure describes a crumpled form of MXene materials, and methods of making and using these novel compositions.
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WO/2019/126161A1 |
A highly active trimetallic mixed transition metal oxide material has been developed. The material may be sulfided to generate metal sulfides which are used as a catalyst in a conversion process such as hydroprocessing. The hydroprocessi...
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WO/2019/126191A1 |
A highly active quaternary mixed transition metal oxide material has been developed. The material may be sulfided to generate metal sulfides which are used as a catalyst in a conversion process such as hydroprocessing. The hydroprocessin...
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WO/2019/126403A1 |
A highly active quaternary mixed transition metal oxide material has been developed. The material may be sulfided to generate metal sulfides which are used as catalyst in a conversion process such as hydroprocessing. The hydroprocessing ...
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WO/2019/125040A1 |
The present application relates to a method for producing a silica layer. The present application may provide a method by which a silica layer, which is a layer having a silica network as a main component, has a pore formed therein, and ...
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WO/2019/126176A1 |
A highly active quaternary mixed transition metal oxide material has been developed. The material may be sulfided to generate metal sulfides which are used as a catalyst in a conversion process such as hydroprocessing. The hydroprocessin...
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WO/2019/126258A1 |
A highly active quaternary mixed transition metal oxide material has been developed. The material may be sulfided to generate metal sulfides which are used as a catalyst in a conversion process such as hydroprocessing. The hydroprocessin...
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WO/2019/126159A1 |
A highly active trimetallic mixed transition metal oxide material has been developed. The material may be sulfided to generate metal sulfides which are used as a catalyst in a conversion process such as hydroprocessing. The hydroprocessi...
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WO/2019/122075A1 |
The invention relates to a catalyst and catalyst layer and process for preparing dimethyl ether from synthesis gas or methanol as well as the use of the catalyst or catalyst layer in this process.
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WO/2019/125785A1 |
A catalytically active substance includes a copper (I) sulfide mineral particle, and an alkyne functionalized molecule bound to a surface of the copper (I) sulfide mineral particle. In an example method, a copper (I) sulfide mineral is r...
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WO/2019/117677A2 |
The present invention relates to a method for producing a metal sulfide catalyst by using hydrogen sulfide, a method for maintaining the performance of a metal sulfide catalyst, and a method for regenerating an inactive metal sulfide cat...
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WO/2019/115248A1 |
The present invention relates to a process for hydroconversion of a heavy hydrocarbon feedstock in the presence of hydrogen, at least one supported solid catalyst and at least one dispersed solid catalyst obtained from at least one salt ...
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WO/2019/115919A1 |
The present invention relates to a molybdenum-based composition and to the use thereof as a precursor of a molybdenum sulfide-based catalyst. The invention also relates to the method for producing said composition.
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WO/2019/109212A1 |
Disclosed is a metal-nitrogen carbon material precursor with the metal dispersed on an atomic scale, wherein the content of N is 25 wt%-35 wt% and the content of metal is 0.1 wt%-1.3 wt%, based on the total weight of the metal-nitrogen c...
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WO/2019/109597A1 |
A preparation method for a sulfur-doped S-C3N4 efficient visible light ammonia synthesis catalyst with a graphene-like structure, comprising the following steps: mixing thiourea and urea according to a certain proportion, placing the uni...
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WO/2019/105765A1 |
The invention relates to a catalyst comprising a carrier, at least one noble metal M, tin, phosphorus and ytterbium, wherein the phosphorus element content is greater than or equal to 0.2 wt %, and less than 0.4 wt %, and the ytterbium c...
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WO/2019/105764A1 |
The invention relates to a catalyst comprising a carrier, at least one noble metal M, tin, phosphorus and yttrium, wherein the phosphorus element content is less than or equal to 1 wt %, and the yttrium content is less than or equal to 1...
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WO/2019/101564A1 |
The invention relates to a catalyst comprising an alumina-, silica- or silica-alumina-based support, at least one group VIII element, at least one group VIB element, and a furan compound. The invention also relates to the method for prod...
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WO/2019/098474A1 |
The present invention relates to: an electrochemical cell to be used when carbon dioxide is decomposed and reduced to a useful conversion product; and a catalyst to be used in an electrode for an anode within the cell. According to the p...
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WO/2019/096657A1 |
The invention concerns a method for the photocatalytic reduction of carbon dioxide carried out in the liquid phase and/or in the gas phase under irradiation using a photocatalyst comprising a support made from alumina or silica or silica...
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WO/2019/092366A1 |
The invention relates to a compound of following formula (I): in which: - the groups R1 and R2, which are identical or different, represent, independently of one another, a linear, branched or cyclic, saturated or unsaturated hydrocarbon...
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WO/2019/087073A1 |
Photoactive catalyst and methods of producing H2 by photocatalytic water splitting. The photoactive catalyst includes an upconverting material, a photocatalyst material, and plasmonic metal nanostructures deposited on the surface of the ...
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WO/2019/087132A1 |
This invention is directed to catalyst compositions, catalytic articles for purifying exhaust gas emissions and methods of making and using the same. In particular, the invention relates to a catalytic article including a catalytic mater...
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WO/2019/089448A1 |
A superacid polymeric catalyst having both Lewis acidity and Brønsted acidity is described, along with methods of making and methods of using the same.
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WO/2019/078096A1 |
This exhaust gas purifying catalyst 100 is provided with: a substrate 10 having a wall-flow structure, which has an entrance-side cell 12, an exit-side cell 14 and a porous partition wall 16; a first catalyst layer 20 which is formed ins...
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WO/2019/078244A1 |
Provided is a catalyst for the production of an α,β-unsaturated carboxylic acid, which enables the production of an α,β-unsaturated carboxylic acid with high yield. A method for producing a catalyst for the production of an α,β-uns...
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WO/2019/069080A1 |
The present invention relates to a catalyst for selective hydrodesulphurization of cracked naphtha streams in the form of an extrudate, which comprises a support based on an inorganic oxide and an outer layer bound to the support, wherei...
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WO/2019/069854A1 |
The present invention aims to provide a regeneration method capable of sufficiently restoring the catalytic performance of a solid catalyst used in a dehydration reaction of lactic acid and derivatives thereof. The present invention rela...
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WO/2019/066311A1 |
The present invention relates to a method for preparing 1,1,2-trichloroethane. According to the present invention, a method capable of preparing 1,1,2-trichloroethane using simplified equipment at a high reaction yield is provided.
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WO/2019/064674A1 |
The purpose of the present invention is to produce a titanium material, on the surface of which a crystalline titanium oxide film is formed. This titanium material, on the surface of which a crystalline titanium oxide film is formed, is ...
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WO/2019/065258A1 |
A carbon dioxide reduction device according to the present invention is provided with: a first electrode; at least any one among an electrolytic solution and ion transport membrane; and a second electrode, wherein the first electrode is ...
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WO/2019/055449A1 |
A composition comprising a supported hydrogenation catalyst comprising palladium and a support, wherein the supported hydrogenation catalyst is capable of selectively hydrogenating highly unsaturated hydrocarbons to unsaturated hydrocarb...
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WO/2019/052167A1 |
A nitrogen-doped mesoporous carbon-wrapped titanium dioxide composite photocatalyst, a preparation method therefor and an application thereof. The preparation method comprises the following steps: dissolving an organic ligand and Ti(OC3H...
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WO/2019/055451A1 |
A composition containing a supported hydrogenation catalyst comprising palladium and a support, wherein the supported hydrogenation catalyst is capable of selectively hydrogenating highly unsaturated hydrocarbons to unsaturated hydrocarb...
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WO/2019/047081A1 |
The present invention provides a method for forming a selenium-doped graphite phase carbon nitride nano-film on a surface of metal aluminum, so as to provide a key material for the development and manufacture of various human wearable de...
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WO/2019/049476A1 |
[Problem] To control the ratio between hydrogen to be produced and carbon monoxide to be produced in a synthesis gas production system. [Solution] A synthesis gas production system 1 which produces CO and H2 by means of electric reductio...
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WO/2019/047602A1 |
A method for preparing bismuth sulfide-modified gold nanoparticles/a sodium dioxide nanotube structure and an application thereof, the method comprising: selecting a substrate, and pre-processing the substrate; preparing a TiO2 nanotube ...
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WO/2019/045470A1 |
The present invention relates to a method for preparing a sulfated metal oxide catalyst for chlorination, and a method for preparing a reaction product comprising methyl chloride (CH3Cl) by using a sulfated metal oxide catalyst. A sulfat...
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WO/2019/046558A1 |
This disclosure relates to SA alkylation reactor systems. The reactor system involves a closed reactor vessel comprising a shell, a vapor outlet, and an emulsion outlet. The reactor system also involves a distributor located at the lower...
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