Zobrazeno 1 - 10
of 237
pro vyhledávání: '"Bernadette Graff"'
Autor:
Timur Borjigin, Michael Schmitt, Nicolas Giacoletto, Alexandre Rico, Hugo Bidotti, Malek Nechab, Yijun Zhang, Bernadette Graff, Fabrice Morlet‐Savary, Pu Xiao, Frédéric Dumur, Jacques Lalevée
Publikováno v:
Advanced Materials Interfaces, Vol 10, Iss 8, Pp n/a-n/a (2023)
Abstract In this work, new naphthoquinone‐based photoinitiators are synthesized and applied for the first time in free radical photopolymerization. In the presence of acrylate monomers, these PIs display excellent photoinitiation capabilities under
Externí odkaz:
https://doaj.org/article/e4c541f128c74da0b47a2c9e7887017e
Autor:
Zhong-Han Lee, Shih-Chieh Yen, Fatima Hammoud, Akram Hijazi, Bernadette Graff, Jacques Lalevée, Yung-Chung Chen
Publikováno v:
Polymers, Vol 14, Iss 23, p 5261 (2022)
In order to discuss the polymerization effect from the substituted position and methoxy group of Type I photinitiators, a series of naphthalene-based oxime esters was designed and synthesized. Compared to the 2-naphthalene-substituted compound, the U
Externí odkaz:
https://doaj.org/article/314b3e1adbd74c79b6c13903961614a3
Autor:
Mahmoud Rahal, Guillaume Noirbent, Bernadette Graff, Joumana Toufaily, Tayssir Hamieh, Didier Gigmes, Frédéric Dumur, Jacques Lalevée
Publikováno v:
Polymers, Vol 14, Iss 10, p 1998 (2022)
This work is devoted to the study of two copper complexes (Cu) bearing pyridine ligands, which were synthesized, evaluated and tested as new visible light photoinitiators for the free radical photopolymerization (FRP) of acrylates functional groups i
Externí odkaz:
https://doaj.org/article/16fc2442e06446b98a694278a5d3e718
Autor:
Mahmoud Rahal, Bernadette Graff, Joumana Toufaily, Tayssir Hamieh, Malika Ibrahim-Ouali, Frédéric Dumur, Jacques Lalevée
Publikováno v:
Catalysts, Vol 11, Iss 11, p 1269 (2021)
In this article, five new organic dyes based on the naphthalimide scaffold (Napht-1–Napht-5) were synthesized and tested as high-performance photoinitiators for both the Free Radical Photopolymerization (FRP) of acrylates and the Cationic Polymeriz
Externí odkaz:
https://doaj.org/article/8a5c4f1d313444669ad5b7493f020a26
Autor:
Mahmoud Rahal, Bernadette Graff, Joumana Toufaily, Tayssir Hamieh, Guillaume Noirbent, Didier Gigmes, Frédéric Dumur, Jacques Lalevée
Publikováno v:
Molecules, Vol 26, Iss 6, p 1753 (2021)
In this paper, nine organic compounds based on the coumarin scaffold and different substituents were synthesized and used as high-performance photoinitiators for free radical photopolymerization (FRP) of meth(acrylate) functions under visible light i
Externí odkaz:
https://doaj.org/article/1893ee646e304e28aa55bda1eac80363
Autor:
Ke Sun, Shaohui Liu, Corentin Pigot, Damien Brunel, Bernadette Graff, Malek Nechab, Didier Gigmes, Fabrice Morlet-Savary, Yijun Zhang, Pu Xiao, Frédéric Dumur, Jacques Lalevée
Publikováno v:
Catalysts, Vol 10, Iss 10, p 1196 (2020)
A series of eleven push–pull chromophores with specific structures have been designed for the free radical polymerization of acrylates, but also for the fabrication of photocomposites and 3D-printed structures. New photoinitiating systems comprisin
Externí odkaz:
https://doaj.org/article/5fd784aad3dd435ca188dfeeff192659
Publikováno v:
Polymers, Vol 12, Iss 10, p 2293 (2020)
The copper II complex (HLCuCl) carrying 2,4 dinitrophenylhydrazone (L) is synthesized and evaluated as a new photoredox catalyst/photoinitiator in combination with triethylamine (TEA) and iodonium salt (Iod) for the radical polymerization of ethylene
Externí odkaz:
https://doaj.org/article/174c14379bca457b9b81e556946914f4
Autor:
Mahmoud Rahal, Haifaa Mokbel, Bernadette Graff, Joumana Toufaily, Tayssir Hamieh, Frédéric Dumur, Jacques Lalevée
Publikováno v:
Catalysts, Vol 10, Iss 10, p 1202 (2020)
This work is devoted to investigate three coumarin derivatives (Coum1, Coum2, and Coum3), proposed as new photoinitiators of polymerization when combined with an additive, i.e., an iodonium salt, and used for the free radical polymerization (FRP) of
Externí odkaz:
https://doaj.org/article/80b261fe418c41799a6db9b6372cb273
Autor:
Shaohui Liu, Hong Chen, Yijun Zhang, Ke Sun, Yangyang Xu, Fabrice Morlet-Savary, Bernadette Graff, Guillaume Noirbent, Corentin Pigot, Damien Brunel, Malek Nechab, Didier Gigmes, Pu Xiao, Frédéric Dumur, Jacques Lalevée
Publikováno v:
Polymers, Vol 12, Iss 6, p 1394 (2020)
In this article, different substituents (benzoyl, acetyl, styryl) are introduced onto the carbazole scaffold to obtain 8 novel carbazole derivatives. Interestingly, a benzoyl substituent, connected to a carbazole group, could form a benzophenone moie
Externí odkaz:
https://doaj.org/article/b208b8b5e5d14ac3b7b344ae5b7f1ae7
Autor:
Céline Dietlin, Thanh Tam Trinh, Stéphane Schweizer, Bernadette Graff, Fabrice Morlet-Savary, Pierre-Antoine Noirot, Jacques Lalevée
Publikováno v:
Molecules, Vol 25, Iss 7, p 1671 (2020)
Carbazole structures are of high interest in photopolymerization due to their enhanced light absorption properties in the near-UV or even visible ranges. Therefore, type I photoinitiators combining the carbazole chromophore to the well-established ph
Externí odkaz:
https://doaj.org/article/551dd66578af4c60aafccb80c78a17b6