What does this research mean for the field?

A macrocyclic photoinitiator enables exceptional toughness in thick poly(TMPTA) coatings exceeding 200 μm. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The aim is to address challenges in achieving thick coatings via an innovative photocuring method.

March 5, 2026Polymer Chemistry1 citations

Progressive Photocuring Approach: A Macrocyclic Photoinitiator Enabling Exceptional Toughness in Poly(TMPTA) Thick Coatings

BCB. H. ChenChongqing University of Posts and Telecommunications JDJingxi DengShanghai Jiao Tong University YLYifan Simon LiuCapital Medical University

Key Points

The aim is to address challenges in achieving thick coatings via an innovative photocuring method.
Developed a macrocyclic photoinitiator for improved photocuring efficacy.
Evaluated performance in poly(TMPTA) coatings exceeding 200 μm.
Assessed light attenuation effects during polymerization.
Achieved significantly tougher poly(TMPTA) coatings compared to conventional methods.
Demonstrated enhanced polymerization rates with reduced light attenuation.

Abstract

Achieving thick coatings (>200 μm) remains a significant challenge in the field of photopolymerization, primarily due to light attenuation. Despite the use of photobleaching initiators, rapid polymerization frequently results in...

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