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Self-assembly of sulfonated polystyrene ionomers in chloroform. / Lezov, A. V.; Polushina, G. E.; Mikhailova, M. E.; Rjumtsev, E. I.

In: Macromolecular Symposia, Vol. 278, No. 1, 01.04.2009, p. 48-56.

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@article{ce7f8108671c4d7ebfdfbd9a5400aa3f,
title = "Self-assembly of sulfonated polystyrene ionomers in chloroform",
abstract = "Light scattering and electric birefringence were used to determine the dimensions and extent of aggregation of dilute solutions of sodium sulfonated polystyrene ionomers with sulfonation levels of 0.5, 1.35, 2.6 and 5.8 mol% in chloroform. It was found that in solutions of ionomers with sulfonation level 1.35 and more the equilibrium between single chains and aggregates consisting of two and more chains is observed. These data were analyzed using the {"}open{"} association model. It was shown that an increase in the sulfonation level of ionomers results in a decrease in the hydrodynamic radius of single chain. On the other hand, it was established that an increase in sulfonation level leads to increase in the size of aggregate consisting of two chains. More pronounced expansion of ionomer chains incorporated into aggregate was found for ionomers with high sulfonation level.",
keywords = "Association, Electric birefringence, Ionomers, Light scattering",
author = "Lezov, {A. V.} and Polushina, {G. E.} and Mikhailova, {M. E.} and Rjumtsev, {E. I.}",
year = "2009",
month = apr,
day = "1",
doi = "10.1002/masy.200950407",
language = "English",
volume = "278",
pages = "48--56",
journal = "Macromolecular Symposia",
issn = "1022-1360",
publisher = "Wiley-Blackwell",
number = "1",

}

RIS

TY - JOUR

T1 - Self-assembly of sulfonated polystyrene ionomers in chloroform

AU - Lezov, A. V.

AU - Polushina, G. E.

AU - Mikhailova, M. E.

AU - Rjumtsev, E. I.

PY - 2009/4/1

Y1 - 2009/4/1

N2 - Light scattering and electric birefringence were used to determine the dimensions and extent of aggregation of dilute solutions of sodium sulfonated polystyrene ionomers with sulfonation levels of 0.5, 1.35, 2.6 and 5.8 mol% in chloroform. It was found that in solutions of ionomers with sulfonation level 1.35 and more the equilibrium between single chains and aggregates consisting of two and more chains is observed. These data were analyzed using the "open" association model. It was shown that an increase in the sulfonation level of ionomers results in a decrease in the hydrodynamic radius of single chain. On the other hand, it was established that an increase in sulfonation level leads to increase in the size of aggregate consisting of two chains. More pronounced expansion of ionomer chains incorporated into aggregate was found for ionomers with high sulfonation level.

AB - Light scattering and electric birefringence were used to determine the dimensions and extent of aggregation of dilute solutions of sodium sulfonated polystyrene ionomers with sulfonation levels of 0.5, 1.35, 2.6 and 5.8 mol% in chloroform. It was found that in solutions of ionomers with sulfonation level 1.35 and more the equilibrium between single chains and aggregates consisting of two and more chains is observed. These data were analyzed using the "open" association model. It was shown that an increase in the sulfonation level of ionomers results in a decrease in the hydrodynamic radius of single chain. On the other hand, it was established that an increase in sulfonation level leads to increase in the size of aggregate consisting of two chains. More pronounced expansion of ionomer chains incorporated into aggregate was found for ionomers with high sulfonation level.

KW - Association

KW - Electric birefringence

KW - Ionomers

KW - Light scattering

UR - http://www.scopus.com/inward/record.url?scp=63849300473&partnerID=8YFLogxK

U2 - 10.1002/masy.200950407

DO - 10.1002/masy.200950407

M3 - Article

AN - SCOPUS:63849300473

VL - 278

SP - 48

EP - 56

JO - Macromolecular Symposia

JF - Macromolecular Symposia

SN - 1022-1360

IS - 1

ER -

ID: 33911261