摘要:
Oxidation catalysts which comprise at least one constituent active in the catalysis of oxidation reactions, and a support for said constituent, characterized in that the support includes carbon nanotubes; are disclosed along with processes for their use including the oxidation of hydrogen chloride. Such catalysts can exhibit a higher stability and activity than that of catalysts of the state of the art.
摘要:
Processes are disclosed comprising: (a) providing a gas phase comprising hydrogen chloride and oxygen; and (b) oxidizing the hydrogen chloride with the oxygen in the presence of a catalyst comprising tin dioxide and at least one oxygen-containing ruthenium compound.
摘要:
Processes for the preparation of chlorine by catalytic gas phase oxidation of hydrogen chloride with oxygen, wherein the catalyst comprises tin dioxide and at least one halogen-containing ruthenium compound, and such catalysts comprising at least one halogen-containing ruthenium compound and a tin dioxide support material are disclosed along with the use thereof.
摘要:
Processes for the preparation of chlorine by catalytic gas phase oxidation of hydrogen chloride with oxygen, wherein the catalyst comprises at least one support substance and at least one catalytic metal sulfide, catalysts which comprise at least one support substance and at least one catalytic metal sulfide, and processes for making the same.
摘要:
The present invention provides a process for producing chlorine by the catalytic gas phase oxidation of hydrogen chloride with oxygen, wherein the reaction is performed on at least two catalyst beds under adiabatic conditions, as well as a reactor system for performing the process.
摘要:
Catalyst for oxidation reactions which comprises at least one constituent active in the catalysis of hydrogen chloride oxidation and support therefor, which support is based on uranium oxide. The catalyst is notable for a high stability and activity.
摘要:
The present invention relates to a catalyst and to a process for preparing chlorine by catalytic oxidation of hydrogen chloride. The catalyst comprises an active component and a support material, said active component comprising at least uranium or a uranium compound. The catalyst is notable for a high stability and activity at a lower cost compared to the noble metals.
摘要:
Catalyst compositions comprising a support material and a catalytically active material, wherein the support material comprises magnesium fluoride, and wherein the catalytically active material comprises a ruthenium-containing compound; and processes for preparing chlorine by catalytic gas phase oxidation of hydrogen chloride with oxygen, in which the catalyst comprises magnesium fluoride and at least one ruthenium compound.
摘要:
The present invention relates to a novel uranium catalyst on a support of particular pore size distribution, to a process for preparation thereof, and to the use thereof in the course of processes for preparing chlorine from hydrogen chloride.
摘要:
The invention relates to a process for preparing chlorine in three process steps, wherein a catalytic oxidation of hydrogen chloride to chlorine over a uranium oxide catalyst is performed in a first process step, the chlorine formed is at least partly removed in a second step, and an electrochemical oxidation of hydrogen chloride to chlorine is performed in a third process step.