Manufacture of formaldehyde from methyl bromide

Details Manufacture of formaldehyde from methyl bromide Manufacture of formaldehyde from methyl bromide

2006-08-01

2006-08-01

Witherspoon, Sikarl A. (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

C568S490000

Reexamination Certificate

active

07084308

ABSTRACT:
A process is provided for the manufacture of formaldehyde from methyl bromide. In the process, methyl bromide is oxidized with air over a catalyst to give formaldehyde and hydrogen bromide. In a preferred embodiment of the invention, a mixture of two different catalysts are employed, one to promote hydrolysis of methyl bromide to methyl alcohol and the other to promote the oxidation of methyl alcohol to formaldehyde.

REFERENCES:
patent: 4523040 (1985-06-01), Olah
patent: 6822123 (2004-11-01), Stauffer

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