Surfactants: Alkyl sulfonates – like Bioterge AS-40 or Bioterge AS-90 (INCI: C14-16 Olefin Sulfonate)

There are three main types of alkyl sulfonates – primary paraffin sulfates (PPS), secondary paraffin sulfates (SPS) or secondary alkyl sulfates (SAS), and alpha-olefin sulfates (AOS). The paraffin sulfonates are good foamers and good oil in water emulsifiers. They do not thicken with the addition of salt. I can’t find any examples of these surfactants. The…