Preparation of Polysilicone-polyether Emulsion Defoamer Agent

The emulsion defoamer agent was preparation by using simethicone,H-containing polysilicone,polyether and suitable emulsifying agent.It has the properties of polysilicone and polyether.The quality of defoamer agent is fine and the cost is cheap.The factors including the ratio of polysilicone-polyether and the select of emulsifying agent was researched,which influenced the defoamer effect.