Automotive innovation depends on materials that can perform under pressure, from coatings and elastomers to adhesives, sealants, and advanced polyurethane systems. Today's automotive manufacturers require chemistries that combine durability, flexibility, environmental resistance, and reliable processing across large-scale production.
BASF Epsilon-Caprolactone (ε-CLO), available through ChemPoint across EMEA, is a high-purity cyclic ester monomer used to develop advanced polymer systems for automotive manufacturing and industrial applications. It combines formulation versatility, reliable processing, and dependable supply to help manufacturers scale high-performance material solutions with confidence.
BASF Epsilon-Caprolactone is a reactive cyclic ester used as a building block for high-performance polymer technologies. Chemically, it is a seven-membered lactone with the formula C₆H₁₀O₂. Through ring-opening polymerisation, it forms polycaprolactone (PCL) and related polymer systems known for their flexibility, improved hydrolytic stability compared to conventional polyesters, and mechanical durability.
Its controlled reactivity supports the production of polycaprolactone polyols, polyester acrylates, speciality polyurethane systems, polymeric dispersants, and advanced resin and elastomer technologies, chemistries widely used in automotive coatings, flexible interior systems, sealants, protective films, and performance components.
Automotive materials are expected to maintain performance across changing temperatures, mechanical stress, and continuous environmental exposure. Caprolactone chemistry supports these requirements by contributing the following:
Excellent low-temperature flexibility
Improved hydrolytic stability compared to conventional polyesters
Reliable mechanical durability
Improved impact resistance
Environmental and weather resistance
Consistent processing behaviour
Unlike many conventional polyester systems, caprolactone chemistry enables tailored polymer architectures with controlled molecular weights and targeted performance characteristics—allowing manufacturers to optimise material performance while maintaining production efficiency and formulation flexibility.
Caprolactone-based polyester acrylates and polyurethane systems are used in automotive coatings, where flexibility, durability, and weather resistance are critical, including exterior, flexible clear, protective, underbody, and industrial automotive finishes. The chemistry helps coatings maintain adhesion, toughness, gloss retention, and long-term environmental durability.
Polycaprolactone polyols are used in polyurethane systems designed for interior soft-touch materials, elastomeric automotive parts, flexible seals and gaskets, noise and vibration control materials, and protective films and coverings. These systems benefit from caprolactone’s balance of flexibility, hydrolysis resistance, and mechanical strength.
Caprolactone-derived polymers support adhesive and sealant technologies that require mechanical durability, stress-induced flexibility, environmental resistance, and reliable processing behaviour to enable advanced assembly systems and long-term component protection across automotive manufacturing.
Caprolactone chemistry is also used in speciality resin systems and polymeric dispersants, where controlled molecular structure and formulation precision support the development of next-generation automotive solutions with improved durability and more consistent performance.
BASF Caprolactone is supplied to a tightly controlled specification designed to support formulation consistency and reliable polymer synthesis.
Reliable supply continuity
Technical and commercial support
Regulatory documentation assistance
Access to BASF material science expertise
From automotive coatings and elastomers to adhesives and speciality polyurethane systems, BASF caprolactone provides the chemistry foundation behind advanced automotive materials. With high-purity specifications, formulation versatility, and dependable supply through ChemPoint, BASF caprolactone helps manufacturers develop materials engineered for durability, flexibility, and long-term performance.
As automotive manufacturing evolves toward lighter, more durable, and higher-performing material systems, caprolactone chemistry remains an important platform for innovation across coatings, elastomers, adhesives, and speciality formulations.
We’ve detected that you are located in a different region than the region selected on the website. Would you like to change your region?
Current Region: English - Europe, Middle East, Africa
