Polyheteroarylenes based on 2,3,7,8-tetraaminodibenzo-p-dioxin and aromatic polyfunctional carboxylic acids
- Autores: Mognonov D.1, Ayurova O.1, Il’ina O.1, Khakhinov V.2
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Afiliações:
- Baikal Institute of Nature Management, Siberian Branch of the Russian Academy of Sciences
- Buryat State University
- Edição: Volume 67, Nº 10 (2018)
- Páginas: 1903-1907
- Seção: Article
- URL: https://journals.rcsi.science/1066-5285/article/view/243117
- DOI: https://doi.org/10.1007/s11172-018-2305-2
- ID: 243117
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Resumo
Polynaphthoylene benzimidazole and polybenzimidazole were obtained via polycondensation of 2,3,7,8-tetraaminodibenzo-p-dioxin with aromatic di- and tetracarboxylic acids in polyphosphoric acid. From a solution of polynaphthoylene benzimidazole in methanesulfonic acid a heat-resistant fiber with high tensile strength was obtained. Aromatic polybenzimidazoles are promising materials for producing membranes of medium-temperature fuel cells.
Sobre autores
D. Mognonov
Baikal Institute of Nature Management, Siberian Branch of the Russian Academy of Sciences
Autor responsável pela correspondência
Email: info@binm.ru
Rússia, 6 ul. Sakhyanovoy, Ulan-Ude, 670047
O. Ayurova
Baikal Institute of Nature Management, Siberian Branch of the Russian Academy of Sciences
Email: univer@bsu.ru
Rússia, 6 ul. Sakhyanovoy, Ulan-Ude, 670047
O. Il’ina
Baikal Institute of Nature Management, Siberian Branch of the Russian Academy of Sciences
Email: univer@bsu.ru
Rússia, 6 ul. Sakhyanovoy, Ulan-Ude, 670047
V. Khakhinov
Buryat State University
Autor responsável pela correspondência
Email: univer@bsu.ru
Rússia, 24a ul. Smolina, Ulan-Ude, 670000