Organic dye‐based photoinitiating systems for visible‐light‐induced photopolymerization

K Sun, P Xiao, F Dumur… - Journal of Polymer Science, 2021 - Wiley Online Library
Even though many organic dyes have been reported as photoinitiators/photosensitizers for
free radical polymerization in the literature, the design and development of novel …

Visible light photoinitiating systems by charge transfer complexes: Photochemistry without dyes

P Garra, JP Fouassier, S Lakhdar, Y Yagci… - Progress in Polymer …, 2020 - Elsevier
Visible light induced synthesis generally involves i) dyes or chromophores with potential
photocleavable bonds (Type I photoinitiator), ii) hydrogen abstractions (Type II photoinitiator) …

Symmetric iodonium salts based on benzylidene as one-component photoinitiators for applications in 3D printing

F Petko, M Galek, E Hola… - Chemistry of …, 2022 - ACS Publications
We present a group of seven new advanced symmetric iodonium salts bearing two
benzylidene-based chromophores. This is the first example of the use of a double bond in …

Carbon dots as a promising green photocatalyst for free radical and ATRP‐based radical photopolymerization with blue LEDs

C Kütahya, P Wang, S Li, S Liu, J Li… - Angewandte Chemie …, 2020 - Wiley Online Library
Carbon dots (CDs) have been used for the first time as a sensitizer to initiate and activate
free radical and controlled radical polymerization, respectively, based on an ATRP protocol …

Near‐Infrared Sensitized Photoinduced Atom‐Transfer Radical Polymerization (ATRP) with a Copper (II) Catalyst Concentration in the ppm Range

C Kütahya, C Schmitz, V Strehmel… - Angewandte Chemie …, 2018 - Wiley Online Library
NIR‐sensitized photoinduced atom‐transfer radical polymerization (ATRP) is possible by
using ppm of CuII/tris (2‐pyridylmethyl) amine (TPMA) as the catalyst, a polymethine as the …

Tris‐benzo[cd]indole Cyanine Enables the NIR‐photosensitized Radical and Thiol‐ene Polymerizations at 940 nm

C Elian, B Mourot, C Benbouziyane… - Angewandte Chemie …, 2023 - Wiley Online Library
A near‐infrared‐absorbing heptamethine (HM+) incorporating three bulky benzo [cd] indole
heterocycles was designed to efficiently prevent self‐aggregation of the dye, which results in …

Highly efficient dandelion-like near-infrared light photoinitiator for free radical and thiol-ene photopolymerizations

Z Li, X Zou, F Shi, R Liu, Y Yagci - Nature Communications, 2019 - nature.com
Efficient photopolymerization activated by nonharmful near-infrared (NIR) light is important
for various biological applications. Here we propose a NIR light free-radical photoinitiator …

Distinct Sustainable Carbon Nanodots Enable Free Radical Photopolymerization, Photo‐ATRP and Photo‐CuAAC Chemistry

C Kütahya, Y Zhai, S Li, S Liu, J Li… - Angewandte Chemie …, 2021 - Wiley Online Library
Carbon nanodots (CDs) originating from different biomass result in different activities to
sensitize photo‐ATRP and photo‐CuAAC reaction protocols with visible light. Free radical …

Moving towards a finer way of light-cured resin-based restorative dental materials: Recent advances in photoinitiating systems based on iodonium salts

M Topa, J Ortyl - Materials, 2020 - mdpi.com
The photoinduced polymerization of monomers is currently an essential tool in various
industries. The photopolymerization process plays an increasingly important role in …

NIR-sensitized photoinitiated radical polymerization and proton generation with cyanines and LED arrays

C Schmitz, A Halbhuber, D Keil, B Strehmel - Progress in Organic Coatings, 2016 - Elsevier
Photoinitiated radical polymerization using as photoinitiator system a combination of NIR-
sensitizer (Sens) and a radical initiator (RI) was investigated in different multifunctional …