The current research status of polysulfide sealants was introduced,including research on the performance of polysulfide sealants,modification of polysulfide rubber,self-healing performance of polysulfide sealants,and UV curing of polysulfide sealants;the direction of future research on polysulfide sealant is analyzed.The focus of future development mainly includes sealants performance and mechanism,functionalized sealants,self-healing sealants,photovulcanization sealants,and 3 D printing sealants.