Zobrazeno 1 - 10
of 72
pro vyhledávání: '"S.G. Starodubtsev"'
Publikováno v:
Polymer. 96:1-5
Specific features of polyelectrolyte behavior and structure of the sodium polyacrylamido-2-methyl-1-propanesulfonate cryogels were studied. The cryogels were synthesized in frozen aqueous solutions at −15°С, the reference gels – at 25°С. It w
Publikováno v:
Polymer Science Series A. 55:415-420
Specific features of the polyelectrolyte behavior of weakly charged common gels and cryogels of copolymers of polyacrylamide and poly(N-isopropylacrylamide) with sodium acrylamido-2-methyl-1-propyl sulfonate are investigated. The cryogels are synthes
Publikováno v:
Polymer Science Series A. 54:955-959
New composite alginate beads filled with Fe3O4 magnetic particles and Vaseline droplets containing the dissolved hydrophobic dye Sudan 3 are prepared. The structures of beads and Fe3O4 particles are studied with the aid of an optical microscope. The
Autor:
Vladimir V. Lozinsky, Alexei R. Khokhlov, S.G. Starodubtsev, Galina A. Komarova, I. R. Nasimova
Publikováno v:
Journal of Applied Polymer Science. 127:2703-2709
Thermo-responsive gels and cryogels with embedded microdroplets of Vaseline, olive, peanut, and linseed oils and their mixtures with hydrophobic dye Sudan 3 have been synthesized and studied. These composite gel matrices were obtained by the three-di
Publikováno v:
Polymer. 53:993-997
Poly(4-vinylpyridine) derivatives alkylated with dimethylsulfate, octylbromide and dodecylbromide were synthesized. Counter ions in the polymer salts were substituted with bis(2-ethylhexyl)sulfosuccinate. The solutions of the polyelectrolyte-surfacta
Publikováno v:
Macromolecular Bioscience. 11:889-896
A microfluidic strategy for the encapsulation and stimulus-responsive release of molecules with distinct polarities from the interior of microgels is reported. The approach relies on (i) the generation of a primary O/W emulsion by the ultrasonication
Autor:
K. A. Dembo, Sergey S. Abramchuck, Anna Di Gianni, S.G. Starodubtsev, Roberta Maria Bongiovanni, Aldo Priola, Vladimir Volkov, Sergey N. Polyakov, Eleonora V. Schtykova
Publikováno v:
European Polymer Journal. 46:2105-2111
Composites containing magnetite nanoparticles in poly(acrylamide-co-hydroxyethylacrylate) cross-linked using poly-ethylene–glycol-diacrylate were prepared and characterized. The magnetite was synthesized in situ in the polymer network by treatment
Publikováno v:
The Journal of Physical Chemistry B. 113:14849-14853
Composite agarose hydrogels with embedded tetradecane emulsions stabilized by cetylpyridinium chloride were studied. The absorption efficiency of 4-nitrophenyl ethers of carbonic acids by the composite agarose gels increases with the length of the hy
Publikováno v:
Applied Clay Science. 46:88-94
A two-stage synthesis has been developed for the first time to obtain montmorillonite–poly(1-methyl-4-vinylpyridinium) multilayers incorporated in polyacrylamide gels. Firstly, hexadecylpyridinium montmorillonite was entrapped in the polyacrylamide
Publikováno v:
Colloid Journal. 70:604-608
Composite gels based on polyacrylamide and poly(N-isopropyl acrylamide) with incorporated sodium bentonite particles are synthesized. It is shown that the presence of hydrophobic isopropyl groups in a polymer molecule promotes the subsequent formatio