Process for the manufacture of aldehydes

Details Process for the manufacture of aldehydes Process for the manufacture of aldehydes

1978-08-17

1980-09-16

Lone, Werren B.

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

Organic compounds

Oxygen containing

252439, C07C 4510

Patent

active

042229669

ABSTRACT:
An improvement in the process for the continuous manufacture of an aldehyde by reaction of an olefin with carbon monoxide and hydrogen in the presence of a rhodium catalyst at an elevated temperature and pressure followed by distillative separation of the non-converted feedstocks and low boiling components of the reaction mixture, the improvement residing in employing a carbon monoxide/hydrogen mixture containing 2-20 ppm sulfur and recycling residual rhodium compounds, both dissolved and suspended in the distillation residue, to the reaction zone.

REFERENCES:
patent: 3993695 (1976-11-01), Tummes et al.
patent: 3994978 (1976-11-01), Whitehurst

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