Process for the stabilisation of alkylbenzenesulphonates

Details Process for the stabilisation of alkylbenzenesulphonates Process for the stabilisation of alkylbenzenesulphonates

C - Chemistry, Metallurgy

07

C

C07C 309/31 (2006.01) C07C 303/42 (2006.01) C07C 303/44 (2006.01) C10M 135/10 (2006.01) C10M 159/24 (2006.01)

Patent

CA 2249357

To improve colour and odour characteristics of sulfonic acids and their derivatives while maintaining sludge and sulfuric acid reduction and good thermal stability, they are treated with at least one unsaturated hydrocarbon, each having at most 36 carbon atoms and having defined substitution characteristics.

Afin d'améliorer les caractéristiques de couleur et d'odeur d'acides sulfoniques et de leurs dérivés, tout en maintenant la réduction des boues et de l'acide sulfurique et en conservant une bonne stabilité thermique, ces acides sulfoniques et leurs dérivés sont traités avec au moins un hydrocarbure insaturé, chacun possédant au maximum 36 atomes de carbone et présentant des caractéristiques de substitution définies.

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