Process for the manufacture of aromatic amines by gas-phase...

Details Process for the manufacture of aromatic amines by gas-phase... Process for the manufacture of aromatic amines by gas-phase...

B - Operations, Transporting

01

J

B01J 23/44 (2006.01) B01J 23/62 (2006.01) C07C 209/36 (2006.01) C07C 211/44 (2006.01) C07C 211/46 (2006.01)

Patent

CA 2178701

Aromatic amines are produced by catalytic hydrogenation of nitroaromatic compounds in the gas phase. The catalyst includes palladium and lead on graphite or on a graphite-containing coke support. From 30 to 6000 equivalents of hydrogen for each equivalent of nitro groups are contacted with the catalyst during this process.

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