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WO/2024/067549A1 |
Disclosed are a solid acid catalyst, preparation therefor, and a use thereof. The catalyst comprises: a) a metal oxide carrier; and b) at least one modified metal component; wherein trimethyl-phosphine is used as a probe molecule to perf...
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WO/2024/062718A1 |
[Problem] The present invention addresses the problem of providing a plug for a winding-core hollow section, the plug posing no hindrance to light-off performance, regular purification performance, or plug shape maintenance characteristi...
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WO/2024/037242A1 |
A method for preparing an ethylene oxide catalyst carrier by using a waste catalyst, comprising: drying alumina recovered from a waste catalyst, and grinding same to 5-100 μm; mixing 0.5-3.5 parts by weight of alumina, 1-4 parts by weig...
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WO/2024/008164A1 |
The present invention relates to the technical field of petrochemical industry. Disclosed are a modified zinc aluminate carrier, a low-carbon alkane dehydrogenation catalyst, a preparation method for the low-carbon alkane dehydrogenation...
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WO/2024/000403A1 |
The present disclosure relates generally to a process for performing an integrated Fischer-Tropsch process, the process comprising: providing a first feed stream comprising H 2 and CO 2; contacting at a first temperature in the range of ...
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WO/2024/000370A1 |
The present disclosure relates generally to supported reverse water-gas shift catalyst comprising: a support that is a cerium oxide support, a titanium oxide support, an aluminum oxide support, a zirconium oxide support, or a mixed oxide...
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WO/2024/000381A1 |
The present disclosure relates generally to a process for performing an integrated Fischer-Tropsch process, the process comprising: providing a first feed stream comprising H 2 and CO 2; contacting at a first temperature in the range of ...
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WO/2023/245045A1 |
This disclosure relates to processes for converting unsaturated polyethylene to at least an alkene product. The processes comprise contacting the unsaturated polyethylene with two or more catalyst components in a reactor comprising an al...
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WO/2023/238734A1 |
Provided is a porous zirconia-based composite oxide characterized by satisfying all of (1) to (3) below within a pore distribution range, based on the BJH method, of 2 nm or more and 200 nm or less, and having a pore volume of 0.01 cm3/g...
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WO/2023/232021A1 |
Provided in the present invention is a pseudo-boehmite. The ratio of a grain size D(130) to a grain size D(020) of the pseudo-boehmite is D(130)/D(020) = 1.0-1.5, preferably, 1.1-1.3. Further provided in the present invention are a prepa...
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WO/2023/218790A1 |
The present invention provides a catalyst carrier for fuel cells, the catalyst carrier being formed of carbon black, wherein: the specific surface area is 170 m2/g to 400 m2/g; and the ratio (S2/S1) of the peak area (S2)of the m/z 128 pe...
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WO/2023/207848A1 |
The present application provides a method for preparing chlorosilane by means of catalytic cracking of polychlorosiloxane. The method comprises: adding a high-boiling raw material, a chlorine source, a catalyst, and a reducing agent into...
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WO/2023/179110A1 |
Disclosed is a method for synthesizing polyethylene polyamine under catalysis, wherein monoethanolamine and ethylenediamine are used as main raw materials, and are subjected to hydroamination under the action of a catalyst so as to obtai...
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WO/2023/182247A1 |
Provided is a method for synthesizing a sol solution for forming a porous alumina film having excellent adhesiveness to various substrate surfaces, high heat resistance and a high specific surface area. A SiO2Al2O3-containing sol solut...
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WO/2023/173812A1 |
Provided are an α-alumina support, an α-alumina-based catalyst, a preparation method therefor and an application thereof. The preparation method comprises the following steps: (1) mixing a silicon-modified fiber material, hydrated alum...
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WO/2023/159703A1 |
The present invention relates to the technical field of biogas and industrial solid waste resource utilization and catalyst preparation, and in particular, to a modified calcium silicate-based nickel catalyst, a preparation method theref...
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WO/2023/027630A9 |
The present disclosure concerns a flow reactor and methods of fabricating the flow reactor thereof. The present invention also relates to reactions performable in the flow reactor. The flow reactor comprises inlet, an outlet, and a heter...
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WO/2023/112964A1 |
[Problem] The purpose of the present invention is to provide a catalyst-carrying substrate with which it is possible to (1) enhance purification performance, (2) suppress any increase in pressure loss, and (3) suppress any breakage in an...
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WO/2023/092624A1 |
Disclosed is a titanium-silicon composite material, which is prepared from the following raw materials in percentages by mass: 39.2-70.2% of an adhesive, 1.6-30.4% of a dispersant, 0.5-10.0% of a fluxing agent, and the balance of a mater...
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WO/2023/090303A1 |
The present disclosure addresses the problem of providing: a catalyst carrier having periodically formed mesopores and also having heat resistance; a catalyst; and methods respectively for producing the catalyst carrier and the catalyst....
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WO/2023/036155A1 |
Disclosed are a solid base catalyst and a preparation method therefor. The solid base catalyst is composed of an active component, an auxiliary agent, a forming aid and a solid base catalyst carrier. The solid base catalyst carrier is a ...
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WO/2023/032856A1 |
Provided are an exhaust gas cleaning device and method for producing same, capable of reducing the weight of a catalyst structural body and preventing deformation of a laminated body during production steps to inhibit a gap between the c...
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WO/2023/022212A1 |
The present invention addresses the problem of providing a method for using aluminum dross residual ash. In the method, aluminum dross residual ash is burned at a temperature of 850-1600 ˚C to obtain a burned product of the aluminum dro...
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WO/2022/269182A1 |
The present invention relates to a method for preparing at least one mercaptan, which comprises the following steps: i) treating a catalyst for sulfhydrolysis of at least one dialkyl sulfide, preferably a zeolite, said treatment comprisi...
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WO/2022/249847A1 |
An exhaust gas purification catalyst 100 comprises: a complex oxide carrier 110 including an OSC material 111 and a first alkaline earth metal oxide 112; and a second alkaline earth metal oxide 120 supported on the complex oxide carrier ...
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WO/2022/230692A1 |
This method for producing a honeycomb structure molded body has a mixing step (S1) and a molding step (S2). The mixing step (S1) involves preparing a clay material by mixing porous silica which has a prescribed water absorption property,...
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WO/2022/210150A1 |
Provided is a honeycomb structure which has a high isostatic strength and with which a reduction in pressure loss can be achieved. The honeycomb structure comprises a columnar honeycomb structure portion 4 that has porous separating wall...
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WO/2022/194792A1 |
The invention relates to a process for preparing a target compound, in which an ethane-containing feed mixture (A) is distributed across a plurality of parallel reaction tubes (10) of a tube reactor (100) and subjected to an oxidative ca...
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WO/2022/194794A1 |
The invention relates to a method for producing a target compound, wherein an input mixture (A) is distributed at a temperature in a first temperature range to a plurality of parallel reaction tubes (10) of a tube bundle reactor (100), s...
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WO/2022/163371A1 |
The purpose of the present invention is to provide a catalyst support with which it is possible to produce a high-quality fibrous carbon nanostructure. The purpose of the present invention is to provide a catalyst support used when produ...
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WO/2022/148474A1 |
Provided are a silicon-aluminium material, a manufacturing method therefor, and an application thereof. The silicon-aluminium material has an SiO2/Al2O3 molar ratio of 0.8-1.5, and contains a lamellar structure with an average length of ...
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WO/2022/137910A1 |
The purpose of the present invention is to provide: a cerium oxide (CeO2)-zirconium oxide (ZrO2)-aluminum oxide (Al2O3) composite oxide which has improved heat resistance; and a method for producing this composite oxide. The present inve...
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WO/2022/121575A1 |
A method for generating hydrogen by means of energy radiation. The method comprises: bringing a composite catalyst in contact with at least one hydrogen-containing source, and subjecting the composite catalyst and the hydrogen-containing...
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WO/2022/097341A1 |
This catalyst support for induction heating includes: a honeycomb structure provided with a honeycomb structural part comprising an outer peripheral wall and partition walls that are disposed on the inside of the outer peripheral wall an...
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WO/2022/098965A1 |
A skeletal isomerization process for isomerizing olefins is described. The process includes the steps of feeding an olefin-containing feed to a reactor at a space velocity of 1-100 hr-1 for a first period of time at a first temperature, ...
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WO/2022/099016A1 |
A skeletal isomerization process for isomerizing olefins is described. The process includes the steps of feeding an olefin-containing feed to a reactor having an isomerization catalyst with a small crystalline size that is less than 1 pm...
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WO/2022/089669A1 |
A composite material of strontium-doped ordered mesoporous lanthanum manganite loaded with the precious metal palladium, and a preparation method therefor and a use thereof in catalytic oxidation of toluene. La(NO3)3 · 6H2O, Mn(NO3)2, a...
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WO/2022/089423A1 |
Disclosed in the present invention is a solid component for preparing an olefin polymerization catalyst, and a preparation method therefor and an application thereof. The solid component comprises: (i) a magnesium compound as represented...
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WO/2022/049740A1 |
A carboxylate ester production catalyst comprising: catalyst particles including at least one element selected from the group consisting of nickel, cobalt, palladium, lead, platinum, ruthenium, gold, silver, and copper; and a carrier tha...
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WO/2022/043892A1 |
A method provides for valorization of naturally abundant organic solid biomass under a specified gas atmosphere with the existence of a catalyst structure. The method effectively converts the organic solid feedstock while producing valua...
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WO/2022/045004A1 |
Provided is a supported metal catalyst in which electrical conductivity is enhanced. The present invention provides a supported metal catalyst comprising a carrier powder and metal fine particles supported by the carrier powder. The ca...
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WO/2022/038515A1 |
Catalysts for use in the selective conversion of cyclohexene to methyl cyclopentene via skeletal isomerization with high rates of conversion and selectivity are disclosed. The catalysts comprise a metal selected from the group consisting...
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WO/2022/030515A1 |
Provided are: an alumina support which is used in a catalyst for gas phase reactions, makes catalytic reactions highly active, and reduces the yield of by-products; and a gas phase reaction catalyst having a metal compound supported on t...
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WO/2022/012061A1 |
Disclosed are a preparation method for a copper-based hydrogenation catalyst, the catalyst prepared therefrom, and a use thereof. Activated carbon is subject to impregnation treatment with an acid liquor and an alkali liquor in sequence,...
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WO/2021/258952A1 |
The present invention relates to an alumina-coated molecular sieve composite carrier, a hydrocracking isomerization catalyst, a preparation method therefor and the use thereof. Firstly, a molecular sieve is subjected to a pore-enlarging ...
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WO/2021/251000A1 |
The purpose of the present invention is to provide a means for suppressing a decrease in oxygen storage and release performance, which is caused by long-term exposure to exhaust gases, in a Ce-Zr composite oxide. Provided is a Ce-Zr comp...
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WO/2021/251395A1 |
According to the present invention, nanoclusters are formed in a vapor phase with use of a nanocluster production unit that is provided with: a sputtering source which comprises a vacuum container and a target that serves as a cathode, a...
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WO/2021/230293A1 |
The purpose of the present invention is to provide: an inorganic porous substrate which can be served as a precursor of an inorganic porous support capable of further improving purity or the like in an efficient nucleic acid production m...
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WO/2021/224536A1 |
The invention relates to a method consisting in depositing a decontaminating coating of a semiconductor such as TiO2 on the surface of a substrate of activated carbon in the form of grain or powder that acts by means of an advanced oxida...
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WO/2021/223289A1 |
Provided are a cylindrical porous carrier and a method for preparing same, and a catalyst and the application thereof. A carrier layer (2) of the cylindrical porous carrier is configured to be corrugated or honeycomb-shaped, such that th...
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