Catalyst for manufacture of esters

C - Chemistry – Metallurgy – 08 – G

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C08G 63/85 (2006.01) B01J 31/04 (2006.01)

Patent

CA 2538913

Abstract A catalyst suitable for use in an esterification reaction comprises the reaction product of a compound of titanium, zirconium or hafnium, a 2~hydroxy carboxylic acid and a quaternary ammonium compound selected from the group consisting of tetraethylammonium hydroxide and tetramethylammonium hydroxide, optionally with an alcohol or water.

L'invention concerne un catalyseur que l'on peut utiliser dans une réaction d'estérification, qui comprend le produit de la réaction d'un composé de titane, de zirconium ou de hafnium, un acide 2-hydroxy carboxylique et un composé d'ammonium quaternaire choisi dans le groupe formé d'hydroxyde de tétraéthylammonium et d'hydroxyde de tétraméthylammonium, éventuellement avec un alcool ou de l'eau.

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