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Hydrodynamic and electrooptical properties of dendron modified polystyrene molecules in toluene. / Mel'nikov, A. B.; Polushina, G. E.; Antonov, E. A.; Ryumtsev, E. I.; Lezov, A. V.

In: Polymer Science - Series A, Vol. 42, No. 7, 07.2000, p. 760-764.

Research output: Contribution to journal › Article › peer-review

Harvard

Mel'nikov, AB, Polushina, GE, Antonov, EA, Ryumtsev, EI & Lezov, AV 2000, 'Hydrodynamic and electrooptical properties of dendron modified polystyrene molecules in toluene', Polymer Science - Series A, vol. 42, no. 7, pp. 760-764.

APA

Mel'nikov, A. B., Polushina, G. E., Antonov, E. A., Ryumtsev, E. I., & Lezov, A. V. (2000). Hydrodynamic and electrooptical properties of dendron modified polystyrene molecules in toluene. Polymer Science - Series A, 42(7), 760-764.

Vancouver

Mel'nikov AB, Polushina GE, Antonov EA, Ryumtsev EI, Lezov AV. Hydrodynamic and electrooptical properties of dendron modified polystyrene molecules in toluene. Polymer Science - Series A. 2000 Jul;42(7):760-764.

Author

Mel'nikov, A. B. ; Polushina, G. E. ; Antonov, E. A. ; Ryumtsev, E. I. ; Lezov, A. V. / Hydrodynamic and electrooptical properties of dendron modified polystyrene molecules in toluene. In: Polymer Science - Series A. 2000 ; Vol. 42, No. 7. pp. 760-764.

BibTeX

@article{8a9073d2fcc24d98846a4b6d9d07779a,
title = "Hydrodynamic and electrooptical properties of dendron modified polystyrene molecules in toluene",
abstract = "The conformational, electrooptical, and dynamic properties of polystyrene (PS) macromolecules modified with the third-generation Frechet dendrons in toluene were studied by the methods of viscometry, isothermal diffusion, and electric birefringence. It was established that the hydrodynamic dimensions of the modified PS molecules are about one and a half times larger than those of the initial PS molecules of the same generation. It is shown that the increase in dimensions of the polymer molecular coils is due to increasing equilibrium rigidity of the modified PS macromolecules. It was found that, in contrast to common PS where electrical birefringence is due to a small-scale orientation of molecules, the electrooptical effect in the solutions of dendron modified-PS is due to orientation of the macromolecules on a scale comparable to their end-to-end size. It was established that PS macromolecules modified with the third-generation Frechet dendrons have higher equilibrium and critical rigidities as compared to those of the initial PS molecules.",
author = "Mel'nikov, {A. B.} and Polushina, {G. E.} and Antonov, {E. A.} and Ryumtsev, {E. I.} and Lezov, {A. V.}",
year = "2000",
month = jul,
language = "English",
volume = "42",
pages = "760--764",
journal = "Polymer Science - Series A",
issn = "0965-545X",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "7",

}

RIS

TY - JOUR

T1 - Hydrodynamic and electrooptical properties of dendron modified polystyrene molecules in toluene

AU - Mel'nikov, A. B.

AU - Polushina, G. E.

AU - Antonov, E. A.

AU - Ryumtsev, E. I.

AU - Lezov, A. V.

PY - 2000/7

Y1 - 2000/7

N2 - The conformational, electrooptical, and dynamic properties of polystyrene (PS) macromolecules modified with the third-generation Frechet dendrons in toluene were studied by the methods of viscometry, isothermal diffusion, and electric birefringence. It was established that the hydrodynamic dimensions of the modified PS molecules are about one and a half times larger than those of the initial PS molecules of the same generation. It is shown that the increase in dimensions of the polymer molecular coils is due to increasing equilibrium rigidity of the modified PS macromolecules. It was found that, in contrast to common PS where electrical birefringence is due to a small-scale orientation of molecules, the electrooptical effect in the solutions of dendron modified-PS is due to orientation of the macromolecules on a scale comparable to their end-to-end size. It was established that PS macromolecules modified with the third-generation Frechet dendrons have higher equilibrium and critical rigidities as compared to those of the initial PS molecules.

AB - The conformational, electrooptical, and dynamic properties of polystyrene (PS) macromolecules modified with the third-generation Frechet dendrons in toluene were studied by the methods of viscometry, isothermal diffusion, and electric birefringence. It was established that the hydrodynamic dimensions of the modified PS molecules are about one and a half times larger than those of the initial PS molecules of the same generation. It is shown that the increase in dimensions of the polymer molecular coils is due to increasing equilibrium rigidity of the modified PS macromolecules. It was found that, in contrast to common PS where electrical birefringence is due to a small-scale orientation of molecules, the electrooptical effect in the solutions of dendron modified-PS is due to orientation of the macromolecules on a scale comparable to their end-to-end size. It was established that PS macromolecules modified with the third-generation Frechet dendrons have higher equilibrium and critical rigidities as compared to those of the initial PS molecules.

UR - http://www.scopus.com/inward/record.url?scp=0034215321&partnerID=8YFLogxK

M3 - Article

AN - SCOPUS:0034215321

VL - 42

SP - 760

EP - 764

JO - Polymer Science - Series A

JF - Polymer Science - Series A

SN - 0965-545X

IS - 7

ER -

ID: 94263328