This copolymer is widely used in the personal care and cosmetic industry due to its unique properties. It acts as a conditioning agent in hair care products, providing smoothness, softness, and manageability to hair. It is also utilized in skincare formulations to enhance the texture and spreadability of creams and lotions, while offering a silky, non-greasy feel. Additionally, it is employed in makeup products like foundations and primers to improve adherence and longevity on the skin. Its water-soluble nature makes it suitable for use in rinse-off products, ensuring easy removal without residue.