Zobrazeno 1 - 10
of 239
pro vyhledávání: '"B.A. Krentsel"'
Publikováno v:
Journal of Polymer Science Part C: Polymer Symposia. 23:231-238
The polymerization of p-methacrylyloxybenzoic acid in the liquid crystalline state (dissolved in p-cetyloxybenzoic acid) and in the liquid state (solution in dimethylformamide) was studied. The polymerization of p-methacrylyloxybenzoic acid in the li
Autor:
B.A. Krentsel, Yu.B. Amerik
Publikováno v:
Journal of Polymer Science Part C: Polymer Symposia. 16:1383-1392
While studying the phase transition of vinyl oleate, it was proven that vinyl oleate possesses the liquid crystal state. The radiation-induced polymerization of vinyl oleate was carried out in liquid, liquid crystalline, and solid states. The presenc
Publikováno v:
Journal of Polymer Science Part C: Polymer Symposia. 16:1365-1374
This paper treats some theoretical premises determining peculiarities of acetylene polymerization and properties of polyene systems containing carboxy groups. Some kinetic mechanisms of the radiation polymerization of propiolic acid in the liquid pha
Publikováno v:
Journal of Analytical and Applied Pyrolysis. 26:185-190
Pyrolysis—gas chromatography/mass spectrometry was applied to the study of ethylene/ vinylcyclohexane copolymers prepared in different ways. It was shown that the copolymers prepared using Ziegler—Natta catalysts at a constant pressure of ethylen
Autor:
R.G. Mardanov, Kalyan Munshi, B.A. Krentsel, Sergey M. Sergeev, Vladimir E. Zakharov, Ilia Frolov, G. D. Bukatov, Vladimir Kleiner
Publikováno v:
Die Makromolekulare Chemie. 194:2309-2321
In order to find out correlations between the structure of an external donor and the obtained polymer, the effects of different external donors on the activity and stereospecificity of the MgCl2/TiCl4 catalytic system in the bulk polymerization of 4-
Autor:
S. V. Rykov, A. I. Nekhaev, I.M. Khrapova, Galina N. Bondarenko, L. I. Vyshinskaya, V. P. Mar'in, N.N. Korneev, B.A. Krentsel, A. V. Polonskii, L.A. Nekhaeva
Publikováno v:
ChemInform. 22
Autor:
B.A. Krentsel, Galina N. Bondarenko, L. I. Vyshinskaya, S. V. Rykov, N.N. Korneev, V. P. Mar'in, L.A. Nekhaeva, A. I. Nekhaev, I.M. Khrapova, A. V. Polonskii
Publikováno v:
Journal of Organometallic Chemistry. 406:139-146
The interaction of zirconocene dichloride derivatives with methylalumoxane (MAO) was studied in toluene medium under argon and ethylene atmospheres by IR, 13 H, 13 C, 27 Al and 29 Si NMR spectroscopy. Data relating to polymerization of ethylene on th
Publikováno v:
Journal für Praktische Chemie. 333:249-253
Sodium dihydridobis(2-methoxyethoxo)aluminate (SDMA) is a suitable reducing agent for in situ generation of zerovalent nickel in a catalytic system nickel(II) 2, 4-pentanedionate/phosphorus(III) ligand/reducing agent. Although generally less polymer
Publikováno v:
Journal of Analytical and Applied Pyrolysis. 17:291-304
Pyrolysis-gas chromatography/mass spectrometry was applied to the study of the thermal decomposition of polyvinylcyclohexanes prepared by ion-coordination polymerization and cationic polymerization. It was shown that the pyrolysis products reflected
Publikováno v:
Polymer Science U.S.S.R.. 32:2205-2210
Copolymerization of acrylonitrile with vinyl acetate in the presence of a complexer—ethylaluminium dichloride—has been studied. It is shown that irrespective of the composition of the comonomer mixture for a molar fraction of acrylonitrile