Abstract: The preparation and characteristics of polyurethane/acrylate（PUA）hybrid emulsions，including PUA co-polymer emulsion，PUA copolymerization emulsion，PUA core-shell emulsion，PUA interpenetrating polymer network emulsion，are summarized in this paper with 45 main literatures in recent years both at home and abroad，then the new progress of PUA hybrid emulsion in recent years is introduced in detail. At the end of this paper，the prospective development of polyurethane/acrylate（PUA）hybrid emulsion is presented.