A novel UV-curable hyperbranched polyester-urethane-acrylate (PUA) resin was successfully synthesised using citric acid as a core bio-based material and ester-urethane-acrylate linkage as the arm and was applied on both wood and metal substrates.
A novel UV-curable hyperbranched polyester-urethane-acrylate (PUA) resin was successfully synthesised using citric acid as a core bio-based material and ester-urethane-acrylate linkage as the arm and was applied on both wood and metal substrates.
Source: european-coatings.com