Method for selective production of bromine

Details Method for selective production of bromine Method for selective production of bromine

1975-01-28

1978-08-08

Stern, Edward

Chemistry of inorganic compounds

Halogen or compound thereof

Elemental halogen

423507, 423351, C01B 710, C01B 2102

Patent

active

041057538

ABSTRACT:
A process for the preparation of bromine and hydrogen bromide, which comprises reacting ammonium bromide with an oxygen containing gas at temperatures of from 200.degree. to 800.degree. C. in the presence of oxidation catalysts is disclosed. Catalysts based on platinum group metals favor formation of HBr. Most other metal catalysts cause chiefly formation of bromine.

REFERENCES:
patent: 2163877 (1939-06-01), Hooker
patent: 2451870 (1948-10-01), Richardson
patent: 3103419 (1963-09-01), Hunter et al.
patent: 3383177 (1968-05-01), Metaizeau
Table of the Elements, Sargent-Welch, 1968, 2 pages.
Fritz Ephraim's book "Inorganic Chem.", 6th Ed. Rev. 1954, pp. 258 & 259, Interscience Publishers Inc., New York.

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