1,4-naphthoquinone-based photoacid generators for ring-opening photopolymerization of lactones

Key Points

• Ring-opening photopolymerization of lactones is achieved using 1,4-naphthoquinone-based photoacid generators, greatly enhancing efficiency.
• The novel photoacid generators showed increased polymerization rates, with some achieving over 90% conversion in short reaction times.
• Assessment includes a systematic study of reaction conditions and the impact of different catalysts on the polymerization process.
• Highlighting advancements in materials science, this research may lead to improved applications in coatings and adhesives.