Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 651 - 700 out of 24,396

Document Document Title
WO/2019/165486A1
The invention relates to a method, device, catalyst and to a method for producing a catalyst for the catalytic conversion of a substance mixture containing glycerol to propanol in a fixed-bed reactor (2), wherein substrates of the cataly...  
WO/2019/165802A1
Provided is a method for preparing a 2-aminoindole derivative comprising the following steps: carrying out a reaction of a pyridine formylindole derivative, a dimethylethyl nitrite, and a copper catalyst dissolved in a solution; and then...  
WO/2019/163984A1
Provided is a catalyst for producing an α,β-unsaturated carboxylic acid at a high yield. The present invention also provides a method for preparing a catalyst for producing an α,β-unsaturated carboxylic acid, the catalyst being used ...  
WO/2019/162349A1
The present invention relates to a composition for use in a catalyst system in emission control systems comprising a transition alumina based material and rare earth phosphates and to a method for making same.  
WO/2019/163403A1
This exhaust gas purification catalyst device 100 comprises an upper layer 10 which includes first carrier particles and rhodium, and a lower layer 20 which includes second carrier particles, and the upper layer 10 comprises a rhodium en...  
WO/2019/163435A1
Provided are: a three-way catalyst for exhaust gas purification use, which is reduced in the amount of a platinum-group element to be used, can be heated promptly to a catalyst-active temperature, is rarely deteriorated in the performanc...  
WO/2019/160181A1
The present invention relates to a transition metal carbide catalyst for producing bio-heavy oil from animal and plant oils, wherein the animal and plant oils are subjected to a hydrogenation reaction using a reaction promoter and a cata...  
WO/2019/160110A1
The present invention relates to: a photocatalyst particle and a method for producing the same, the photocatalyst particle including a titanium dioxide, phosphorus, silver, a silver oxide, and a silver phosphate; a material including sai...  
WO/2019/161288A1
Described are methods of making silicon-carbon nanocomposite materials. Also provided are silicon-carbon nanocomposite materials, which are made using the methods of the present disclosure. Also provided are electrode materials and ion-c...  
WO/2019/153387A1
Provided are an oxovanadium phosphate catalyst, and a preparation method and an application therefor. The method comprises: 1) mixing and reacting a vanadium source, a choline chloride-organic carboxylic acid eutectic solvent, and alcoho...  
WO/2019/156036A1
The present invention is a method for producing a nitrile from a primary amide, which is characterized by subjecting the primary amide to a dehydration reaction in a supercritical fluid in the presence of an acid catalyst. The present in...  
WO/2019/150000A1
The present invention relates to nanocomposites comprising molybdenum disulfide (M0S2), nickel, and silver and their use for photocatalytic water splitting to produce hydrogen and oxygen from natural or purified water under irradiation w...  
WO/2019/152085A1
A process for selective oxidation of at least one dimethylbiphenyl compound to the corresponding biphenyldicarboxylic acid, where the dimethylbiphenyl compound is supplied to at least one reaction zone together with an acidic solvent, an...  
WO/2019/151299A1
Provided is a method for relatively efficiently producing a glutaraldehyde derivative using an iridoid compound occurring in nature as a starting material, said glutaraldehyde derivative holding a substituent which is attached to the pyr...  
WO/2019/152972A1
The present invention relates to a process for the preparation of haloethylenes, and preferably perhaloethylenes, by the gas-phase dechlorination of haloethanes in the presence of a catalyst and optionally in the presence of an alkene or...  
WO/2019/150259A1
A high activity ODH catalyst or precursor may be made in situ without separation of intermediate species by mixing solutions of Mo, Te, at a pH from about 3.3 to 7.5, adjusting the pH of the resulting solution back to about and adding VO...  
WO/2019/144668A1
Provided is a use of a porous zirconium hexametaphosphate catalyst, belonging to the field of heterogeneous catalysis. In the present invention, furfural is reduced to furfuryl alcohol with high selectivity by means of Meerwein-Pondorf-V...  
WO/2019/146913A1
The present invention relates to a catalyst for a hydrogen evolution reaction, the catalyst comprising: a catalyst material including any one of Hf and Se or S; and a copper promoter. More specifically, the present invention relates to a...  
WO/2019/142696A1
Provided is an oxygen reduction catalyst that is a cobalt compound which has high oxygen reduction ability by containing sulfur atoms in an amount within a specific range. In this oxygen reduction catalyst, the crystal structure of trico...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
WO/2019/126031A1
The present disclosure describes a crumpled form of MXene materials, and methods of making and using these novel compositions.  
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...  
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...  
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 ...  
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 ...  
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...  
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...  
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...  
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.  
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...  
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...  
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 ...  
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.  
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...  
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...  
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...  
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...  
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...  
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...  
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...  

Matches 651 - 700 out of 24,396