C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
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.
Hanratty Alan Joseph
Mcintosh Calum Harry
Partridge Martin Graham
Gowan Intellectual Property
Johnson Matthey Plc
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