Influence of chemical impurities in ammonium phosphate and ammonium sulfate on the properties of ABCE fire extinguishing dry powders


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Resumo

The influence of chemical impurities on hygroscopic properties, as well as on the grinding and modification efficiency of ammonium phosphate and ammonium sulfate was analyzed. It was shown that application of chemically pure ammonium sulfate and ammonium phosphate free of ammonium fluoride and magnesium phosphate impurities provides the best conditions for obtaining fire extinguishing dry powders with high fire suppression ability and properties that satisfy relevant specifications.

Sobre autores

D. Lapshin

Ivanovo State University of Chemistry and Technology

Email: kunin_av@isuct.ru
Rússia, Sheremetevskii pr. 7, Ivanovo, 153000

A. Kunin

Ivanovo State University of Chemistry and Technology

Autor responsável pela correspondência
Email: kunin_av@isuct.ru
Rússia, Sheremetevskii pr. 7, Ivanovo, 153000

A. Semenov

Ivanovo Institute of State Firefighting Service of the Ministry of Russian Federation for Civil Defense, Emergencies, and Elimination of the Consequences of Natural Disasters

Email: kunin_av@isuct.ru
Rússia, pr. Stroitelei 33, Ivanovo, 153040


Declaração de direitos autorais © Pleiades Publishing, Ltd., 2016

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