Zobrazeno 1 - 10
of 121
pro vyhledávání: '"M. Bleha"'
Autor:
Martin Paidar, M. Bleha, Jan Schauer, Jaromír Hnát, Karel Bouzek, Barbora Galajdová, Jan Žitka
Publikováno v:
Desalination and Water Treatment. :1-7
Poly(vinylphosphonic acid-co-acrylonitrile) with various concentrations of vinylphosphonic acid polymer units were prepared by free radical solution polymerization. The membranes were prepared by casting polymer solutions in N,N′-dimethylformamide
Publikováno v:
European Polymer Journal. 45:1716-1727
A series of hyperbranched copolyimides (HBPI)s based on commercially available monomers 4,4′-oxydiphthalic anhydride (ODPA), 2,4,6-triaminopyrimidine (TAP) and 4,4′-oxydianiline (ODA) were prepared. The synthesis involved the formation of hyperbr
Publikováno v:
Journal of Polymer Science Part C: Polymer Symposia. 23:15-20
Photopolymerization of methyl methacrylate initiated by labile azo compounds absorbing in the range of visible light was studied. The activation energy of the decomposition of the initiators used is much lower than the energy corresponding to the lig
Autor:
P. Fedorov, O. Linhart, Sabine Sampels, Marek Rodina, Borys Dzyuba, Jacky Cosson, M. Bleha, Yevhen Horokhovatskyi
Publikováno v:
Animal Reproduction Science. 169:114-115
Publikováno v:
Thin Solid Films. 406:54-63
Gas separation membranes composed of sulfonated poly(phenylene oxide) as a support and polypyrrole were prepared by two alternative ways: (1) the support films were saturated by oxidant and then treated with pyrrole vapor; (2) the support films were
Autor:
G. K. Elyashevich, Vlastimil Kůdela, M. Bleha, A. G. Kozlov, Galina Polotskaya, E. Yu. Rosova
Publikováno v:
Scopus-Elsevier
The paper describes the synthesis and properties of polypyrrole (PPyr) layers, obtained by gas-phase oxidative polymerization, on the surface of a microporous polyethylene (PE) film. Kinetic studies have revealed three stages in the pyrrole polymeriz
Publikováno v:
Journal of Macromolecular Science, Part A. 33:477-489
Polyimides based on 3,3′,4,4′-benzophenonetetracarboxylic dianhydride and 4,4′-(alkane-1,n-diyldioxy)dianilines were prepared via the corresponding polyamic acids and characterized by solid-state 13C-NMR and IR spectroscopy. As shown by x-ray d
Autor:
G.A. Tishchenko, M. Bleha
Publikováno v:
Journal of Membrane Science. 73:305-311
Neutralization dialysis is an energy-saving process consisting in the exchange of the ions of the salts from a feed solution which circulates between cation-exchange and anion-exchange membranes for equivalent amounts of H + and OH − ions supplied
Publikováno v:
Desalination. 86:173-186
The effect of structure of membranes on the desalination process of milk whey by electrodialysis and their changes in long-term desalination have been investigated. Electrochemical and physicochemical properties of each membrane in the stack were exa
Publikováno v:
Journal of Membrane Science. 69:51-60
The equilibrium sorption and permeability of a zwitterion compound in composite membranes have been investigated. Membranes based on poly (acrylonitrile) containing a microdispersion of a cation exchange material or of a strongly basic anion exchange