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An electrooptical method for studying the mean length of stereoblocks in poly(1-trimethylsilyl-1-propynes) and poly(1-trimethylgermyl-1-propynes). / Yevlampieva, N. P.; Yakimansky, A. V.; Ryumtsev, E. I.

в: Polymer Science - Series B, Том 48, № 1-2, 01.01.2006, стр. 51-57.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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@article{64f032bb052a4e288430890ee252ddca,
title = "An electrooptical method for studying the mean length of stereoblocks in poly(1-trimethylsilyl-1-propynes) and poly(1-trimethylgermyl-1-propynes)",
abstract = "It was shown that equilibrium electrooptical properties (the Kerr effect) in solutions of disubstituted polyacetylenes poly(1-trimethylsilyl-1-propyne) and poly(1-trimethylgermyl-1-propyne) are related to the dipole structure of these polymers that is associated with the partial spiralization of their chains. A method of estimating the length of monomer unit sequences occurring in the same spatial configuration (stereoblocks) was developed. This method is based on the experimental measurement of the specific Kerr constant of disubstituted polyacetylenes. The sizes of stereoblocks in polymer chains that were synthesized with the use of various catalysts and that differ in the mean ratio of trans: cis C=C bonds, as estimated by the electrooptical method, were compared with the X-ray diffraction data on the same film polymers. There was good agreement between the results obtained by both methods.",
author = "Yevlampieva, {N. P.} and Yakimansky, {A. V.} and Ryumtsev, {E. I.}",
year = "2006",
month = jan,
day = "1",
doi = "10.1134/S1560090406010106",
language = "English",
volume = "48",
pages = "51--57",
journal = "Polymer Science - Series B",
issn = "1560-0904",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "1-2",

}

RIS

TY - JOUR

T1 - An electrooptical method for studying the mean length of stereoblocks in poly(1-trimethylsilyl-1-propynes) and poly(1-trimethylgermyl-1-propynes)

AU - Yevlampieva, N. P.

AU - Yakimansky, A. V.

AU - Ryumtsev, E. I.

PY - 2006/1/1

Y1 - 2006/1/1

N2 - It was shown that equilibrium electrooptical properties (the Kerr effect) in solutions of disubstituted polyacetylenes poly(1-trimethylsilyl-1-propyne) and poly(1-trimethylgermyl-1-propyne) are related to the dipole structure of these polymers that is associated with the partial spiralization of their chains. A method of estimating the length of monomer unit sequences occurring in the same spatial configuration (stereoblocks) was developed. This method is based on the experimental measurement of the specific Kerr constant of disubstituted polyacetylenes. The sizes of stereoblocks in polymer chains that were synthesized with the use of various catalysts and that differ in the mean ratio of trans: cis C=C bonds, as estimated by the electrooptical method, were compared with the X-ray diffraction data on the same film polymers. There was good agreement between the results obtained by both methods.

AB - It was shown that equilibrium electrooptical properties (the Kerr effect) in solutions of disubstituted polyacetylenes poly(1-trimethylsilyl-1-propyne) and poly(1-trimethylgermyl-1-propyne) are related to the dipole structure of these polymers that is associated with the partial spiralization of their chains. A method of estimating the length of monomer unit sequences occurring in the same spatial configuration (stereoblocks) was developed. This method is based on the experimental measurement of the specific Kerr constant of disubstituted polyacetylenes. The sizes of stereoblocks in polymer chains that were synthesized with the use of various catalysts and that differ in the mean ratio of trans: cis C=C bonds, as estimated by the electrooptical method, were compared with the X-ray diffraction data on the same film polymers. There was good agreement between the results obtained by both methods.

UR - http://www.scopus.com/inward/record.url?scp=33750915994&partnerID=8YFLogxK

U2 - 10.1134/S1560090406010106

DO - 10.1134/S1560090406010106

M3 - Article

VL - 48

SP - 51

EP - 57

JO - Polymer Science - Series B

JF - Polymer Science - Series B

SN - 1560-0904

IS - 1-2

ER -

ID: 37393321