Process for the manufacture of alkyl ketene dimer

C - Chemistry – Metallurgy – 07 – D

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C07D 305/12 (2006.01) C07C 45/89 (2006.01) C07C 49/88 (2006.01) C07D 315/00 (2006.01)

Patent

CA 2123256

A process for making an alkyl ketene dimer by the dehydrohalogenation reaction of a C8 - C32 aliphatic fatty acid chloride with a tertiary amine in an inert solvent and the product of the process; the solvent comprising an oxygenated hydrocarbon.

Méthode pour l'obtention d'un dimère d'alkylcétène par déshydrohalogénation d'un chlorure d'acide gras aliphatique C8 - C32 avec une amine tertiaire dans un solvant inerte; produit ainsi obtenu; le solvant renferme un hydrocarbure oxygéné.

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