B01J29/126

Molecular sieve SSZ-120, its synthesis and use

A small crystal size, high surface area aluminogermanosilicate molecular sieve material, designated SSZ-120, is provided. SSZ-120 can be synthesized using 3,3′-[2,6-naphthalenebis(methylene)]bis[1,2-dimethyl-1H-imidazolium] dications as a structure directing agent. SSZ-120 may be used in organic compound conversion reactions and/or sorptive processes.

Platinum encapsulated zeolite hydrocracking catalyst and methods of making same
11745170 · 2023-09-05 · ·

Embodiments of the present disclosure are directed to hydrocracking catalysts and methods of making same. The hydrocracking catalyst comprises a platinum encapsulated zeolite having a crystallinity greater than 20% determined by X-ray powder diffraction analysis.

STRUCTURED CATALYST FOR OXIDATION FOR EXHAUST GAS PURIFICATION, METHOD FOR PRODUCING SAME, AUTOMOBILE EXHAUST GAS TREATMENT DEVICE, CATALYTIC MOLDING, AND GAS PURIFICATION METHOD

The structured catalyst for oxidation for exhaust gas purification includes a support having a porous structure constituted by a zeolite-type compound, and at least one type of oxidation catalyst that is present in the support and selected from the group consisting of metal and metal oxide, the support having channels that communicate with each other, and the oxidation catalyst being present in at least the channels of the support.

A METHOD OF PREPARING A HYDROCRACKING CATALYST

The present invention provides a method of preparing a supported catalyst, preferably a hydrocracking catalyst, the method at least comprising the steps of: a) providing a zeolite Y having a bulk silica to alumina molar ratio (SAR) of at least 10; b) contacting the zeolite Y provided in step a) with a base and a surfactant, thereby obtaining a zeolite Y with increased mesoporosity; c) shaping the zeolite Y with increased mesoporosity as obtained in step b) thereby obtaining a shaped 10 catalyst carrier; d) calcining the shaped catalyst carrier as obtained in step c) in the presence of the surfactant of step b), thereby obtaining a calcined catalyst carrier; e) impregnating the catalyst carrier calcined in step d) with a noble metal component thereby obtaining a supported catalyst.

MOLECULAR SIEVE BORON SSZ-117x
20230382744 · 2023-11-30 · ·

A novel synthetic crystalline borongermanosilicate molecular sieve material, designated boron SSZ-117x, is provided. The boron SSZ-117x can be synthesized using N,N,N,3,5-pentamethyladamantan-1-ammonium cations as a structure directing agent. The synthesis employs a boron pathway to achieve the boron molecular sieve. The boron SSZ-117x may be used in organic compound conversion reactions, such as reforming, and/or sorptive processes.

Modified USY zeolitic catalyst for isomerization of alkylated aromatics, and method for isomerization of alkylated aromatics

The present invention relates to a catalyst for isomerization of alkylated aromatics such as mixed xylenes, using xylene isomerization catalyst particles including post-framework modified USY zeolite in which zirconium atoms and/or titanium atoms and/or hafnium atoms form a part of a framework of an ultra-stable Y-type zeolite.

SOLID ACID CATALYST, PREPARATION THEREFOR AND USE THEREOF

A solid acid catalyst has a macropore specific volume of about 0.30-0.50 ml/g, a ratio of macropore specific volume to specific length of catalyst particles of about 1.0-2.5 ml/(g.Math.mm), and a ratio of specific surface area to length of catalyst particles of about 3.40-4.50 m.sup.2/mm. The macropore refers to pores having a diameter of more than 50 nm. An alkylation catalyst is based on the solid acid catalyst and can be used in alkylation reactions. The solid acid catalyst and alkylation catalyst show an improved catalyst service life and/or trimethylpentane selectivity when used in the alkylation of isoparaffins with olefins.

Manufacturing hydrocracking catalyst

A method including subjecting an ultra-stable Y-type zeolite having a low silica-to-alumina molar ratio (SAR), such as in a range of 3 to 6, to acid treatment and heteroatom incorporation contemporaneously to give a framework-modified ultra-stable Y-type zeolite.

CRACKING CATALYST COMPRISING PLATINUM ENCAPSULATED IN MICROPOROUS SILICA
20220062876 · 2022-03-03 · ·

According to the subject matter of the present disclosure, a cracking catalyst may comprise zeolite, alumina, nickel oxide, hydrogenation metal, and a core shell Pt/SiO.sub.2. The core shell Pt/SiO.sub.2 may comprise a platinum nanoparticle encapsulated by a microporous SiO.sub.2 layer.

CLUSTER SUPPORTED CATALYST AND PRODUCTION METHOD THEREFOR

A cluster-supporting catalyst including porous carrier particles having acid sites, and catalyst metal clusters supported within the pores of the porous carrier particles. In the cluster-supporting catalyst including porous carrier particles having acid sites, and catalyst metal clusters supported within the pores of the porous carrier particles, the catalyst metal may be rhodium, the catalyst metal may be palladium, the catalyst metal may be platinum, or the catalyst metal may be copper.