Sodium sulfonate blends as emulsifiers for petroleum oils

C - Chemistry – Metallurgy – 10 – M

Patent

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Details

C10M 135/10 (2006.01) B01F 17/12 (2006.01) C07C 309/31 (2006.01) C07C 309/62 (2006.01) C10M 173/00 (2006.01)

Patent

CA 2402862

The present invention relates to an emulsifier composition suitable for mixing with oil to form lubricants comprising at least one non-extracted salt of a natural petroleum sulfonic acid having about 15 wt-% to about 30 wt-% active content; at least one branched chain alkylaryl sulfonic acid or salt thereof; at least one linear alkylaryl sulfonic acid or salt thereof; and optionally at least one other sulfonic acid or salt thereof for adjusting the average equivalent weight of the resultant emulsifier composition.

La présente invention concerne une composition émulsifiante pouvant être mélangée à du pétrole pour la fabrication de lubrifiants. Ladite composition contient au moins un sel non-extrait d'un acide sulfonique de pétrole naturel ayant un contenu actif d'environ 15 % en poids à 30 % en poids, au moins un acide sulfonique d'alkylaryle à chaîne ramifiée ou un sel de cet acide, au moins un acide sulfonique d'alkylaryle linéaire ou un sel de cet acide, et éventuellement au moins un autre acide sulfonique ou un sel de cet acide afin de régler la masse équivalente moyenne de la composition émulsifiante résultante.

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