Zobrazeno 1 - 10
of 91
pro vyhledávání: '"M. P. Zverev"'
Autor:
O. M. Zverev, L. A. Polovikhina, M. P. Zverev, Z. Z. Abdulkhakova, D. G. Sil'chenkov, E. V. Dovbii
Publikováno v:
Russian Journal of Applied Chemistry. 80:562-565
Certain fundamental aspects of the process of sorption of chromium(VI) ions from aqueous solutions at pH 6 and 2 by VION fibrous anion-exchangers with varied basicity were revealed.
Autor:
E. V. Dovbii, M. P. Zverev, Z. Z. Abdulkhakova, D. G. Sil'chenkov, V. P. Grigor'ev, L. A. Polovikhina
Publikováno v:
Fibre Chemistry. 34:58-61
Protonation of weakly basic pyridinium and aliphatic amino groups in VION AN-1, AS-1, and AN-5 fibres was investigated during sorption of hexavalent chromium anions from aqueous solutions. It is shown that VION protonated fibre chemisorbents effectiv
Autor:
M. P. Zverev
Publikováno v:
Fibre Chemistry. 34:456-465
Chemisorption fibres occupy an important position among the materials used for environmental protection. Their most important properties include the high specific surface area and possible fabrication of different articles from them, which allows cre
Publikováno v:
Fibre Chemistry. 29:13-16
When chemically active vinylimidazole is incorporated in the macromolecular polyacrylonitrile chain, an anomalous deviation of the viscosity from Newtonian flow is observed with an increase in the shear rate, caused by a change in the inter- and intr
Publikováno v:
Fibre Chemistry. 27:219-222
The conditions were developed for synthesis of a copolymer of acrylonitrile and vinylimidazole in dimethyl sulfoxide capable of forming complexes with transition metals. Fabrication of a chemisorption fibre from AN-VIM copolymer was investigated. It
Autor:
L. A. Polovikhina, M. P. Zverev
Publikováno v:
Fibre Chemistry. 27:423-426
Sorption of mixtures of chlorine, nitrate, and sulfate anions from aqueous medium by strongly basic fibres containing pyridinium and aliphatic amines was investigated in static and dynamic conditions. It was shown that the chemical nature of the anio
Publikováno v:
Fibre Chemistry. 28:351-356
The conditions of synthesis of a copolymer based on acrylonitrile and sodiump-styrenesulfonate in aqueous medium were investigated and the conditions, for preparing it in dimethyl sulfoxide were developed. Fibres of AN-pSS copolymers with SEC of up t
Publikováno v:
Fibre Chemistry. 27:80-83
The mechanism of the reaction of hydrazidation of Nitron fibre in aqueous and alcohol solutions of hydrazine hydrate in the 10–75 wt. % concentration range was investigated. The conditions for fabrication of an anion-exchange fibre with a static ex
Autor:
M. P. Zverev
Publikováno v:
Fibre Chemistry. 25:498-504
Autor:
V. E. Sorokin, M. P. Zverev, V. G. Brusentsova, N. F. Kalyanova, L. K. Kuznetsova, A. N. Barash
Publikováno v:
Fibre Chemistry. 24:296-299
The relaxation properties of chemisorption fibers based on copolymers of acrylonitrile and 2-methyl-5-vinylpyridine synthesized in aqueous medium and in dimethyl sulfoxide were investigated. It was shown that the conditions of synthesis of the copoly