HEC-15000 is widely used as a thickening agent in water-based paints and coatings, providing improved viscosity and stability. It enhances the application properties of adhesives, ensuring better bonding and consistency. In the construction industry, it is added to cement and mortar formulations to improve workability and water retention. HEC-15000 is also utilized in personal care products like shampoos and lotions to create a smooth texture and enhance product performance. Additionally, it serves as a stabilizer in pharmaceutical formulations, ensuring uniformity and controlled release of active ingredients.