C07C309/68

Anionic surfactant compositions and use thereof

Provided are surfactant compositions that are useful as alternatives to alkylphenol ethoxylates (APEs) type surfactants in emulsion polymerization. The surfactant compositions comprise: an alkyl alkoxylate sulfate of formula (I): RO(C.sub.3H.sub.6O).sub.x(C.sub.2H.sub.4O).sub.yS0.sub.3M, wherein R, x, y, and M are as defined herein.