Zobrazeno 1 - 10
of 18
pro vyhledávání: '"A. V. Bil'dyukevich"'
Autor:
L. V. Tabulina, V. A. Labunov, D. V. Grapov, Yu. M. Kukut’, K. V. Ivanov, A. V. Bil’dyukevich, A. A. Shustikov
Publikováno v:
Russian Journal of Electrochemistry. 57:1101-1104
Autor:
A. V. Bil’dyukevich, L. A. Fen’ko
Publikováno v:
Polymer Science Series A. 55:75-81
Via the method of turbidity points, a fragment of the phase diagram of the polysulfone-poly(ethylene glycol) 400-dimethylacetamide three-component system was constructed. This system is a unique object with both an upper critical solution temperature
Publikováno v:
Theoretical Foundations of Chemical Engineering. 43:747-751
We investigated the influence of additives of high molecular polyvinylpirrolidone (PVP) of the K-90 type in molding solutions of polyvinylidene fluoride (PVDF) in dimethylformamide on the structure and transport properties of membranes. The incorpora
Publikováno v:
Russian Journal of Applied Chemistry. 82:1648-1654
A 19F NMR study revealed differences in the interaction of hard (phosphoric acid) and soft (acetic acid) precipitants with vinylidene fluoride-tetrafluoroethylene copolymer in dimethylformamide. Phase separation in solutions with additions of mixture
Publikováno v:
Theoretical Foundations of Chemical Engineering. 43:517-521
The influence of additives of polyethylene glycol with M-400 and polyvinyl pyrrolidone K-90 to polysulfone spinning solutions on the transport properties of membranes is studied. It is shown that the use of compounded porofors (low-molecular PEG-PVP)
Publikováno v:
Polymer Science Series A. 50:1065-1070
The viscosity characteristics of dilute and concentrated solutions of Teflon-42 in acetone, DMF, DMAA, N-methylpyrrolidone, and trimethyl phosphate have been studied. Films based on Teflon-42 prepared by precipitation from concentrated aqueous soluti
Publikováno v:
Journal of Water Chemistry and Technology. 30:105-111
We have investigated separation characteristics of experimental charged ultrafiltration membranes based on aromatic polyamide PA-100(+), PA-100(−), and membrane PA-10 modified by the solutions of sodium dodecylsulfate of various concentrations. The
Publikováno v:
Polymer Science Series A. 49:1226-1232
The effects of various precipitators (inorganic and organic acids and mono-and polyatomic alcohols) on the solution behavior of the vinylidene fluoride copolymer with tetrafluroethylene (fluoroplastic F-42) and the characteristics of the related poro
Publikováno v:
Polymer Science Series A. 48:644-648
The viscosity behavior, index of refraction, and density of dilute polycaproamide solutions in DMAc containing lithium chloride have been studied. On the basis of temperature dependences of the index of refraction and the density of solutions, the θ
Publikováno v:
Polymer Science Series B. 48:28-31
Quantum-chemical calculations of interaction between lithium chloride and dimethylacetamide (DMAc) and between the polycaproamide model fragment CH3NHCO(CH2)5NHCOCH3 and a lithium chloride solution in DMAc were performed. The software package GAMESS