N-aryl-o-iminobenzoquinones as novel regulators of radical polymerization
- Autores: Grishin D.1, Vaganova L.1, Piskunov A.2, Lizyakina O.1, Chegerev M.2
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Afiliações:
- Lobachevskii State University
- Razuvaev Institute of Organometallic Chemistry
- Edição: Volume 475, Nº 1 (2017)
- Páginas: 149-154
- Seção: Chemistry
- URL: https://journals.rcsi.science/0012-5008/article/view/154022
- DOI: https://doi.org/10.1134/S0012500817070023
- ID: 154022
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Resumo
The effect of a number of quinoid compounds on methyl methacrylate polymerization initiated by azo-bis(isobutyronitrile) has been studied. It has been revealed that N-aryl-o-iminobenzoquinones, in contrast to o-benzoquinones, can provide radical polymerization of methyl methacrylate in controllable mode. The efficiency of the compounds as chain growth regulators has been found to depend on their composition and reaction conditions. It has been established that 4,6-di-tert-butyl-N-(2,6-diethylphenyl)-o-iminobenzoquinone and 4,6-di-tert-butyl-N-(2,6-diisopropylphenyl)-o-iminobenzoquinone under radical initiation conditions provide the synthesis of poly(methyl methacrylate) with wide-range molecular weight, retaining polydispersity indices about ~1.4–1.8 up to deep conversions.
Sobre autores
D. Grishin
Lobachevskii State University
Autor responsável pela correspondência
Email: grishin@ichem.unn.ru
Rússia, Nizhny Novgorod, 603950
L. Vaganova
Lobachevskii State University
Email: grishin@ichem.unn.ru
Rússia, Nizhny Novgorod, 603950
A. Piskunov
Razuvaev Institute of Organometallic Chemistry
Email: grishin@ichem.unn.ru
Rússia, Nizhny Novgorod, 603600
O. Lizyakina
Lobachevskii State University
Email: grishin@ichem.unn.ru
Rússia, Nizhny Novgorod, 603950
M. Chegerev
Razuvaev Institute of Organometallic Chemistry
Email: grishin@ichem.unn.ru
Rússia, Nizhny Novgorod, 603600