Used primarily in the production of polymers and resins, 1,3-butanediol dimethacrylate acts as a crosslinking agent, enhancing the durability and strength of the final product. It is commonly applied in the manufacture of coatings, adhesives, and dental materials, where it improves resistance to wear and chemical exposure. In the dental industry, it is a key component in restorative composites and sealants, providing a stable and long-lasting bond. Additionally, it is utilized in the creation of high-performance plastics and optical lenses, contributing to their clarity and resilience. Its ability to form strong, flexible networks makes it valuable in various industrial and medical applications.