Zobrazeno 1 - 10
of 18
pro vyhledávání: '"M. B. Umerzakova"'
Publikováno v:
Eurasian Chemico-Technological Journal, Vol 22, Iss 3 (2020)
The research results describe the pilot production of microalgae biomass – Spirulina, especially in wintertime, using the geothermal energy of water to save the costs for heating of the pool photobioreactor and biomass drying box. For carrying out
Externí odkaz:
https://doaj.org/article/865d9e392a6b4e5495a4b92950c4632e
Publikováno v:
Chemical Journal of Kazakhstan. 73:34-42
A new sulfonated derivative of Spirulina oil fatty acids was obtained in the work.This derivative is obtained from dry biomass of microalgae in several stages: extraction of lipids from dry biomass, lipid methylation, amination of the formed methyl e
Publikováno v:
Russian Journal of Applied Chemistry. 93:1675-1680
Composites based on copolyimides derived from alicyclic and aromatic anhydrides (ratio 90 : 10 and 85 : 15 mol %, respectively) and diaminodiphenyl ether, on the one hand, and polyacrylamide, on the other hand, were prepared. The IR spectra of the co
Publikováno v:
Russian Journal of Applied Chemistry. 92:964-971
Oils were isolated from the dry biomass of microalgae (Spirulina, Botryococcus balkhashus, and wild strain of the Sugur soda lake culture). These oils were subjected to ester interchange with methanol, followed by modification with monoethanolamine a
Publikováno v:
Russian Microelectronics. 47:455-459
The creation of polymer compositions with high electrophysical properties compatible with various types of fillers, including metal-containing compounds, is of vital importance for microelectronics. By polycondensation, new copper-containing polymer
Publikováno v:
Proceedings of Universities. ELECTRONICS. 22:509-517
Publikováno v:
Russian Journal of Applied Chemistry. 90:1833-1839
New film-forming metal-containing polymer compositions based on an alicyclic polyimide and on arylalicyclic copolyimides synthesized from tricyclodecene-, oxydiphenyl-, and benzophenonetetracarboxylic dianhydrides and oxydianiline in the presence of
Autor:
A. A. Matnishyan, Rinat Iskakov, M. B. Umerzakova, O. Yu. Prikhodko, B. E. Alpysbaeva, V. D. Kravtsova, B. A. Zhubanov
Publikováno v:
Optics and Spectroscopy. 118:537-541
Composite films based on alicyclic polyimide with nanosized polyaniline are studied. It is shown that the new film material has a high transmission in the visible and UV spectral regions. Hybrid films that include up to 12 wt % of polyaniline in the
Publikováno v:
Russian Journal of Applied Chemistry. 86:1605-1609
New polymeric composites based on alicyclic polyimide with poly(ethylene glycol) having a molecular mass of 2000, 3000, and 8000 were obtained and their basic physicomechanical, optical, and electrical properties were studied. It is shown that the ne
Publikováno v:
Russian Journal of Applied Chemistry. 84:1931-1935
Conducting composites based on an alicyclic polyimide and polyaniline doped with nonylnaphthalenesulfonic acid or with undoped polyaniline were prepared. Their physicomechanical and electrical properties were studied. The accelerating effect of condu