Synthesis of gamma-cyclodextrin substituted bis(acyl)phosphane oxide derivative (BAPO-gamma-CyD) serving as multiple photoinitiator and crosslinking agent

Chiappone A.;
2020-01-01

Abstract

A new multi-photoactive ?-cyclodextrin substituted bis(acyl)phosphane oxide derivative (BAPO-?-CyD) was successfully preparedviaa convergent synthesis using a phospha-Michael-addition, as confirmed by1H-,13C-,31P-NMR and IR spectroscopy and mass spectrometry. Kinetic studies carried out by photo-DSC and photo-rheology demonstrated its outstanding efficiency as a photoinitiator for free-radical polymerization. Remarkably, it is found that BAPO-?-CyD also acts as a crosslinking agent to convert monofunctional methacrylate monomers into self-standing thermosetting networks with extensive swelling capability in water.
2020
Inglese
56
35
4828
4831
4
Esperti anonimi
scientifica
Cyclodextrine; Photopolymerization; Hydrogels
Cosola, A.; Conti, R.; Rana, V. K.; Sangermano, M.; Chiappone, A.; Levalois-Grutzmacher, J.; Grutzmacher, H.
1.1 Articolo in rivista
info:eu-repo/semantics/article
1 Contributo su Rivista::1.1 Articolo in rivista
262
7
partially_open
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