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Recent Advances in -Chalcone-Based Photoinitiators of Polymerization: From Mechanistic Investigations to Applications. | LitMetric

AI Article Synopsis

  • - The field of photopolymerization has gained significant attention over recent decades, with applications in areas like dentistry, 3D printing, adhesives, and laser writing driving research.
  • - New structures, particularly -chalcones that merge two chalcone moieties, have been identified as effective photosensitizers for initiating both free-radical and cationic polymerization.
  • - This review highlights various -chalcones studied so far, exploring their mechanisms and detailing their applications in photoinitiating systems.

Article Abstract

Over the past several decades, photopolymerization has become an active research field, and the ongoing efforts to develop new photoinitiating systems are supported by the different applications in which this polymerization technique is involved-including dentistry, 3D and 4D printing, adhesives, and laser writing. In the search for new structures, -chalcones that combine two chalcones' moieties within a unique structure were determined as being promising photosensitizers to initiate both the free-radical polymerization of acrylates and the cationic polymerization of epoxides. In this review, an overview of the different -chalcones reported to date is provided. Parallel to the mechanistic investigations aiming at elucidating the polymerization mechanisms, -chalcones-based photoinitiating systems were used for different applications, which are detailed in this review.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8199041PMC
http://dx.doi.org/10.3390/molecules26113192DOI Listing

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