This invention is a catalyst and a process using that catalyst for oxidizing hydrogen bromide to form elemental bromide.
The alkyl bromide only or the alkyl bromide and the hydrogen bromide are directed into contact with metal oxide to form an alcohol and/or an ether, or an olefin and metal bromide.
A method is provided for converting hydrogen bromide to elemental bromine.
A reactive gas including hydrogen bromide (HBr) and hydrogen iodide (HI) is supplied to a vicinity of the material layer.
A portion of an initial hydrogen bromide-rich gas is thermally oxidized at a thermal oxidation temperature to produce a first fraction of elemental bromine and a remainder of the initial hydrogen bromide-rich gas.
In this case it is the removal of hydrogen bromide (HBr).
This zeolite is particularly useful for removing trace metal impurities from acid gases such as hydrogen chloride and hydrogen bromide.
The present invention relates to a process for preparing 1-bromoethyl acetate which comprises reacting vinyl acetate with hydrogen bromide.
The liquid stored in the lower space (26) is supplied outside as high purity hydrogen bromide.
In the methods for preparing the brominated inorganic sorbents, the bromine source is elemental bromine and/or hydrogen bromide.
A starting hydrogen bromide (10) which contains impurities having low boiling points is supplied to an intermediate space (24).
In this embodiment, the first etching environment is comprised of chlorine, hydrogen bromide, helium, and oxygen.
Troubles such as reaction inhibition by hydrogen bromide and discoloration caused by bromine can be avoided.
Alcohols, ethers, and olefins are manufactured from alkanes by mixing an alkane and bromine in a reactor to form alkyl bromide and hydrogen bromide.
Described is a process for separating an organic phase comprising mainly propyl bromide from a crude reaction mixture formed by free-radical catalyzed hydrobromination of propylene with hydrogen bromide.
Hydrobromic acid is a strong acid formed by dissolving the diatomic molecule hydrogen bromide in water.
Alcohols and/or ethers are synthesized from alkanes by mixing an alkane and bromine in a reactor to form alkyl bromide and hydrogen bromide.
Hydrobromic acid is strongest acid manufactured by dissolving diatomic molecule hydrogen bromide (HBr) in water.
In accordance with the present invention, processes for producing bromofluoropropenes in commercial quantities by reacting 3,3,3-trifluoropropyne with hydrogen bromide at elevated temperatures are provided.
Hydrobromic acid is a strong acid formed by dissolving the diatomic molecule hydrogen bromide (HBr) in water.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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