Visible-light-harvesting carbonyl-phenothiazine compounds as photoinitiators: study of the photophysics and application for radical photopolymerization

Key Points

• Photoinitiators effectively drive radical photopolymerization under visible light, enhancing efficiency.
• Key metrics show that carbonyl-phenothiazine compounds yield significant performance improvements in photopolymerization processes.
• Observational analysis exploring the photophysics of these compounds highlights their potential as efficient initiators.
• These findings suggest a promising direction for developing more accessible photopolymerization technologies.