Process and catalyst for the manuafacture of acetic acid

Details Process and catalyst for the manuafacture of acetic acid Process and catalyst for the manuafacture of acetic acid

B - Operations, Transporting

01

J

B01J 23/46 (2006.01) B01J 23/00 (2006.01) C07C 51/12 (2006.01) C07C 53/08 (2006.01)

Patent

CA 2590833

A process and catalyst for the production of acetic acid by the carbonylation of methanol and/or a reactive derivative thereof wherein the catalyst system comprises a rhodium carbonylation catalyst, methyl iodide, a non- hydrohalogenoic acid promoter and optionally a co-promoter capable of generating ionic iodide.

La présente invention décrit un procédé et un catalyseur pour la synthèse d'acide acétique par carbonylation du méthanol et/ou d'un dérivé actif de méthanol. Ledit système catalytique comprend un catalyseur de carbonylation au rhodium, de l'iodure de méthyle, un agent activant acide non hydrohalogéné, et éventuellement un agent co-activant susceptible de générer des ions iodure.

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