Triethylene Glycol Divinyl Ether is primarily used as a reactive diluent in the production of polymers and coatings. It enhances the flexibility and durability of the final product, making it suitable for applications in adhesives, sealants, and paints. Its ability to copolymerize with other monomers allows for the creation of materials with tailored properties, such as improved chemical resistance and thermal stability. Additionally, it is employed in the synthesis of specialty chemicals and as a crosslinking agent in the manufacture of high-performance resins. Its versatility also extends to the electronics industry, where it is used in the production of photoresists and insulating materials.