The concepts, characteristics and the related application of the newly developed SFP technologies including PGSS,SAA and DELOS are introduced, and current issues relating to the SFP technologies are addressed.

• 本文着重综述了气体饱和溶液沉析(PGSS)、超临界辅助雾化(SAA)和膨胀液体有机溶液减压(DELOS)等最新SFP技术的原理、特点及相关的应用,指出了目前SFP技术存在的问题及今后的研究方向。