Imported transparent plastic color protectant HS-CAP CAS:6337-43-5

Technical Specification Main Component: Benzylidene malonate derivative CAS No.: 6337-43-5 Molecular Formula: C₂₂H₂₆O₈ Appearance: White crystalline powder Melting Point: 137–139 °C Description Ruite® Imported Transparent Plastic Color Stabilizer HS-CAP is a colorless benzylidene malonate UV absorber, mainly used for transparent PC / PET / PMMA. Its maximum absorption wavelength is 320 nm, and the molar extinction coefficient is greater than 37000 L·mol⁻¹·cm⁻¹. Its physical