Preservation Effect of Modified Waterborne Epoxy Resin Emulsion for Stone Historical Relic

Silicate was used to enhance the property of water-borne epoxy resin emulsion and a kind of surface repellent for stone historical relic was prepared.The main properties of the surface repellent,such as water resistance and salt resistance,freeze-thaw resistance and absorption to ultraviolet light,were improved in comparison with silicate free water-borne epoxy resin emulsion by using the sandstone in Shangxi Datong Yungang Grotto as a sample,It is excellent environmental paint for preservation of stone historical relic.