Perfluoropolyether alcohol is widely used as a surface treatment agent due to its exceptional water and oil repellency. It is commonly applied in the textile industry to create stain-resistant and waterproof fabrics, enhancing the durability and performance of outdoor gear, upholstery, and protective clothing. In the electronics industry, it serves as a coating for components to prevent moisture damage and improve reliability. Additionally, it is utilized in the production of lubricants for high-performance machinery, where its thermal stability and low friction properties are advantageous. Its application in the medical field includes use as a coating for medical devices to reduce friction and prevent contamination.