The present invention discloses a metal-catalyzed process for hydration of nitrile under the influence of the ultrasonic cavitation effect. The present invention further discloses a catalyst of formula (I), wherein the catalyst is used for process for hydration of nitrile and process for preparation thereof.
A.sub.XB.sub.YC.sub.Z Formula (I)

A hydrogenation catalyst, and preparation and use thereof are provided. The catalyst has a support and a hydrogenation active metal component, a phosphorus component and an organic complexing component supported on the support. The hydrogenation active metal component has a Group VIII metal and a Group VIB metal, the organic complexing component has an alcohol, a carboxylic acid, and/or an amine. The catalyst has a spectrum obtained by a temperature-programmed oxidation test exhibiting at least two CO.sub.2 release peaks, the first release peak being in the range of 200-300 C., the second release peak being in the range of 300-400 C. The ratio of the peak height of the first release peak to the peak height of the second release peak is in the range of 0.5-5:1.

A hydrogenation catalyst, and preparation and use thereof are provided. The catalyst has a support and a hydrogenation active metal component, a phosphorus component and an organic complexing component supported on the support. The hydrogenation active metal component has a Group VIII metal and a Group VIB metal, the organic complexing component has an alcohol, a carboxylic acid, and/or an amine. The catalyst has a spectrum obtained by a temperature-programmed oxidation test exhibiting at least two CO.sub.2 release peaks, the first release peak being in the range of 200-300 C., the second release peak being in the range of 300-400 C. The ratio of the peak height of the first release peak to the peak height of the second release peak is in the range of 0.5-5:1.

Disclosed are methods, compositions, reagents, systems, and kits to prepare and utilize branched multi-functional macromonomers, which contain a ring-opening metathesis polymerizable norbornene group, one or more reactive sites capable of undergoing click chemistry, and a terminal acyl group capable of undergoing a coupling reaction; branched multi-cargo macromonomers; and the corresponding polymers are disclosed herein. Various embodiments show that the macromonomers and polymers disclosed herein display unprecedented control of cargo loading of agents. These materials have the potential to be utilized for the treatment of diseases and conditions such as cancer and hypertension.

The present invention relates to a method for producing a molding catalyst for obtaining chlorine (Cl.sub.2) through an oxidation reaction of hydrogen chloride (HCl), and more specifically, to a method for producing an oxidation reaction molding catalyst by adding heterogeneous material to a ruthenium oxide (RuO.sub.2)-supported catalyst having titanium oxide (TiO.sub.2) as a supporting body, and molding so as to be usable in a fixed bed reactor to produce chlorine (Cl.sub.2) from hydrogen chloride (HCl).

The present disclosure provides methods for fabricating catalysts for ammonia decomposition. The method may comprise (a) subjecting a catalyst support to one or more physical or chemical processes to optimize one or more pores, morphologies, and/or surface chemistry or property of the catalyst support; (b) depositing a composite support material on the catalyst support, wherein the composite support material comprises a morphology or surface chemistry or property; and (c) depositing one or more active metals on at least one of the composite support material and the catalyst support, wherein the one or more active metals comprise one or more nanoparticles configured to conform to the morphology of the composite support material and/or catalyst support material, thereby optimizing one or more active sites on the nanoparticles for ammonia processing.

The present invention relates to a method for producing a molding catalyst for obtaining chlorine (Cl.sub.2) through an oxidation reaction of hydrogen chloride (HCl), and more specifically, to a method for producing an oxidation reaction molding catalyst by adding heterogeneous material to a ruthenium oxide (RuO.sub.2)-supported catalyst having titanium oxide (TiO.sub.2) as a supporting body, and molding so as to be usable in a fixed bed reactor to produce chlorine (Cl.sub.2) from hydrogen chloride (HCl).