Zobrazeno 1 - 10
of 155
pro vyhledávání: '"V.M. Kopylov"'
Publikováno v:
International Polymer Science and Technology. 43:33-40
Publikováno v:
International Polymer Science and Technology. 41:13-18
Publikováno v:
International Polymer Science and Technology. 38:35-47
Akademický článek
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Publikováno v:
International Polymer Science and Technology. 35:43-45
Publikováno v:
European Polymer Journal. 33:979-990
Oligoethoxysiloxanes (OES) have been prepared by partial hydrolytic polycondensation of tetraethoxysilane (TES) with molar ratio n = [H 2 O] 0 :[(TES} 0 = 0.2–1.5. The dependence of the composition and the structure of the OES on the value of n , t
Autor:
V.M. Kopylov, A.A. Baulin
Publikováno v:
Polymer Science U.S.S.R.. 33:1161-1167
The concentrations of active propagation centres and rate constants for elementary acts of PE macrochain propagation and the limitations of its propagation by alumino-organic compounds in the polymerization of ethylene under conditions of the PE in a
Autor:
L. V. Dubrovina, S.-S.A. Pavlova, A.Ye. Travkin, M.I. Shkol'nik, V.M. Kopylov, N.A. Churochkina, T. P. Bragina, S.V. Vinogradova, Ya. S. Vygodskii
Publikováno v:
Polymer Science U.S.S.R.. 32:2276-2282
High-molecular (Mw = 87000–137000), film-forming card-like copolyimides, siloxane-containing and soluble in organic solvents, have been obtained from siloxane-containing diamines, namely, 1,3-bis-(3-aminopropyl)tetramethylsiloxane or α,ω-bis-(3-a
Study of the reactions of synthesis of soluble polyimides containing oligodimethylsiloxane fragments
Autor:
V. M. Denisov, V.O Reikhsfel'd, A. I. Kol'tsov, V.M. Kopylov, V.M Svetlichnaya, Ye.V. Arkhipova, V. M. Svetlichnyi
Publikováno v:
Polymer Science U.S.S.R.. 32:1985-1991
IR spectroscopy in solution in the mixture N-methylpyrrolidone-toluene at 298K has been used to study the kinetics of the reaction of the dianhydrides of 1,3-bis-(3,4-dicarboxyphenoxy)benzene and 3,3′,4,4′-benzophenone tetracarboxylic acid with t
Publikováno v:
Polymer Science U.S.S.R.. 26:1909-1916
A study has been made of the disproportionation of low molecular weight products of hydrolytic polycondensation of tetraethoxysilane, viz hexaethoxydisiloxane and octaethoxysilane, in the presence of nucleophilic agents (KF, Me 4 NF, Me 4 NOH, Me 3 S