Durable super-hydrophobic and super-oleophobic textile finishing agent and finishing method thereof

The invention provides a durable super-hydrophobic and super-oleophobic textile finishing agent. The durable super-hydrophobic and super-oleophobic textile finishing agent is prepared by mixing the following raw materials: a nano-scale silicon material, fluorine-containing polyether, isocyanate compounds, a catalyst and a solvent. Furthermore, the invention provides a finishing method of textiles by virtue of the durable super-hydrophobic and super-oleophobic textile finishing agent. According to the finishing method, a textile is sprayed or dip-coated with the durable super-hydrophobic and super-oleophobic textile finishing agent, and then the textile is pre-dried and roasted. The durable super-hydrophobic and super-oleophobic textile finishing agent disclosed by the invention is prepared from the readily available materials, is free from a chlorine-containing solvent, and has certain abrasive resistance and washing resistance as well as the super-hydrophobic and super-oleophobic properties. The durable super-hydrophobic and super-oleophobic textile finishing agent disclosed by the invention has significant application prospects in the fields of textile functional finishing and various textile products. The finishing method of textiles with the durable super-hydrophobic and super-oleophobic textile finishing agent is simple and easy to implement.