Sika Aktivator-100 (part number 9100000399) is a high-quality, solvent-based adhesion promoter supplied in a 250ml bottle. It is specifically formulated to enhance the adhesion of Sikaflex polyurethane adhesives to various substrates, including glass, ceramic-coated glass, and painted surfaces, particularly in direct glazing applications. This clear, slightly yellowish liquid ensures a strong and durable bond, crucial for reliable sealing and structural integrity in industrial and automotive settings. It is designed for application in temperatures ranging from 5 °C to 40 °C, with specific flash-off times required depending on the substrate, ensuring optimal performance and bond strength. The product has a shelf life of 9 months when stored in a sealed container below 25 °C.