Polycaprolactone diol is widely used in the production of polyurethanes, where it serves as a key component in creating flexible and durable materials. Its excellent compatibility with various isocyanates allows for the formulation of adhesives, coatings, and elastomers with tailored properties, such as enhanced elasticity and resistance to abrasion. In the medical field, it is utilized to manufacture biodegradable implants and drug delivery systems due to its biocompatibility and controlled degradation rate. Additionally, it is employed in the development of 3D printing filaments, enabling the creation of intricate and resilient structures for prototyping and manufacturing. Its versatility also extends to the production of soft-touch coatings for textiles and automotive interiors, providing a comfortable and durable finish.