N-aryl-o-iminobenzoquinones as novel regulators of radical polymerization
- Authors: Grishin D.F.1, Vaganova L.B.1, Piskunov A.V.2, Lizyakina O.S.1, Chegerev M.G.2
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Affiliations:
- Lobachevskii State University
- Razuvaev Institute of Organometallic Chemistry
- Issue: Vol 475, No 1 (2017)
- Pages: 149-154
- Section: Chemistry
- URL: https://journals.rcsi.science/0012-5008/article/view/154022
- DOI: https://doi.org/10.1134/S0012500817070023
- ID: 154022
Cite item
Abstract
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.
About the authors
D. F. Grishin
Lobachevskii State University
Author for correspondence.
Email: grishin@ichem.unn.ru
Russian Federation, Nizhny Novgorod, 603950
L. B. Vaganova
Lobachevskii State University
Email: grishin@ichem.unn.ru
Russian Federation, Nizhny Novgorod, 603950
A. V. Piskunov
Razuvaev Institute of Organometallic Chemistry
Email: grishin@ichem.unn.ru
Russian Federation, Nizhny Novgorod, 603600
O. S. Lizyakina
Lobachevskii State University
Email: grishin@ichem.unn.ru
Russian Federation, Nizhny Novgorod, 603950
M. G. Chegerev
Razuvaev Institute of Organometallic Chemistry
Email: grishin@ichem.unn.ru
Russian Federation, Nizhny Novgorod, 603600