Alkylsulfonic phenyl ester is an alkyl sulfonate plasticizer. Owing to its alkali resistance nature, it is widely used in membranes and sealants in the construction industry. It is a common environmental friendly plasticizer.It possess excellent plasticizing and saponifying effect are suitable for various types of polymers such as PU and PVC. Good compatibility with a large number of polymers such as polyurethane (PU), polyvinyl chloride (PVC), natural rubber (NR), styrene-butadiene rubber (SBR), blends of styrene-butadiene rubber and butadiene rubber (SBR/BR), isobutylene-isoprene rubber (IIR), acrylonitrile-butadiene rubber (NBR) and chloroprene rubber (CR).