Polyethylene oxide is widely used in various industries due to its unique properties. In the pharmaceutical sector, it serves as a binder, thickener, and film-forming agent in tablets and coatings. It is also employed in controlled-release drug delivery systems, enhancing the solubility and stability of active ingredients. In the personal care industry, it is a key component in products like shampoos, lotions, and creams, providing viscosity and smooth texture.

In industrial applications, polyethylene oxide is utilized as a lubricant and flocculant in water treatment processes, aiding in the aggregation and removal of particles. It is also used in adhesives and coatings for its film-forming and thickening capabilities. Additionally, in the field of agriculture, it acts as a soil conditioner, improving water retention and soil structure. Its versatility and biocompatibility make it a valuable material across diverse applications.