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Viscoelasticity of liquid-crystal polymers in superposition of period and steady-state shear flow

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Literature cited

  1. N. A. Platé (ed.), Liquid-Crystal Polymers, Plenum, New York (1993).

    Google Scholar 

  2. T. N. Ryabova, V. G. Levit, and L. N. Tiganova, Liquid-Crystal Thermotropic Aromatic Polyesters [in Russian], NIITEChIM, Moscow (1988).

    Google Scholar 

  3. P. G. de Gennes, The Physics of Liquid Crystals, Clarendon Press, Oxford (1974).

    Google Scholar 

  4. J. Bird, "Rheology of polymers with liquid-crystalline order," in: Liquid Crystalline Order in Polymers, Academic Press, New York (1978).

    Google Scholar 

  5. K. F. Wissbrun, "Orientation development in liquid crystal polymers," in: Orienting Polymers, J. L. Ericksen (ed.), Springer-Verlag, New York (1984), pp. 1–26.

    Google Scholar 

  6. R. Kristensen, Introduction to the Mechanics of Composites [Russian translation], Mir, Moscow (1982).

    Google Scholar 

  7. R. G. Larson and D. W. Mead, "Linear viscoelasticity of nematic liquid crystalline polymers," J. Rheology,33, 185–206 (1989).

    Google Scholar 

  8. M. Doi, "Molecular dynamics and rheological properties of concentrated solutions of rodlike polymers in isotropic and liquid crystalline phases," J. Polym. Sci., Polym Phys. Ed.,19, 229–243 (1981).

    Google Scholar 

  9. R. B. Bird, O. Hassager, and R. S. Armstrong, Dynamics of Polymeric Liquids, Vol. 1, Wiley, New York (1977).

    Google Scholar 

  10. V. P. Budtov, "Determination of the relaxation time spectra of dilute solutions of polymers," Vysokomolek. Soedin.,A17, 57–62 (1976).

    Google Scholar 

  11. A. Schausberg, G. Schindlauer, and H. Janeschitz-Kriegel, "Linear elastoviscous properties of molten standard polystyrenes. I. Presentation of complex moduli; role of short range structural parameters," Rheol. Acta,24, 220–227 (1985).

    Google Scholar 

  12. V. S. Volkov and V. G. Kulichikhin, "Anisotropic viscoelasticity of liquid crystalline polymers," J. Rheology,34, 281–293 (1990).

    Google Scholar 

  13. G. Akay and F. M. Leslie, "Microstructure orientation in liquid crystalline and glass fibre reinforced polymer melts," in: Proc. IX Intern. Congr. on Rheology, Mexico (1984), pp. 496–502.

  14. S. Onogi and T. Asada, "Rheology and rheo-optics of polymer liquid crystals," in: Rheology, I. G. Astarita et al. (eds.), Vol. 1, Plenum, New York (1980), pp. 127–147.

    Google Scholar 

  15. N. J. Alderman and M. R. Mackley, "Optical textures observed during shearing of thermotropic liquid-crystalline polymers," J. Chem. Soc., Faraday Discuss.,79, 229–239 (1985).

    Google Scholar 

  16. T. Shiwaky, A. Nakai, H. Hagesawa, and T. Hashimoto, "Ordered structure of liquid-crystal polymers. 1. Characterization of liquid-crystal domain texture," Macromolecules,23, 1590–1599 (1990).

    Google Scholar 

  17. R. G. Larson and D. W. Mead, "Time and shear-rate scaling laws for liquid crystal polymers," J. Rheology,33, 1251–1281 (1989).

    Google Scholar 

  18. R. G. Larson and M. Doi, "Mesoscopic domain theory for textured liquid crystalline polymers," J. Rheol.,35, 539–563 (1991).

    Google Scholar 

  19. F. Cocchini, M. R. Nobile, and D. Acierno, "Transient and steady Rheological behavior of the thermotropic liquid crystal polymer 73/27 HBA/HNA," J. Rheol.,35, 1171–1189 (1991).

    Google Scholar 

  20. S. M. Guskey and H. H. Winter, "Transient shear behavior of thermotropic liquid crystalline polymer in the nematic state," J. Rheol.,35, 1191–1207 (1991).

    Google Scholar 

  21. L. L. Cyapoy, B. Marcher, and K. H. Rasmussen, "The morphology of liquid-crystalline polymers and the possible consequence for their rheological behavior," Liq. Cryst.,3, 1611–1636 (1988).

    Google Scholar 

  22. G. Marrucci, "Tambling regime of liquid-crystalline polymers," Macromolecules,24, 4176–4182 (1991).

    Google Scholar 

  23. P. Moldenars and J. Mewis, "Relaxational phenomena and anisotropy in lyotropic polymeric liquid crystals," J. Non-Newt. Fluid Mech.,34, 359–374 (1990).

    Google Scholar 

  24. B. Ernst, P. Navard, T. Hashimoto, and T. Takabe, "Shear flow of liquid-crystalline polymer solutions as investigated by small-angle light scattering techniques," Macromolecules,23, 1370–1374 (1990).

    Google Scholar 

  25. B. J. Edwards, A. N. Beris, and M. Grmela, "Generalized constitutive equation for polymeric liquid crystals. Pt. 1. Model formulation using the Hamilton (Poisson bracket) formalization," J. Non-Newt. Fluid Mech.,35, 51–72 (1990).

    Google Scholar 

  26. L. A. Faiteľson and E. E. Yakobson, "Components of the complex modulus in periodic shear of a flowing viscoelastic liquid," Mekh. Kompozitn. Mater., No. 2, 277–286 (1981).

    Google Scholar 

  27. W. J. Jackson and H. F. Kuhfuss, "Liquid crystal polymers. 1. Preparation and properties ofp-hydroxybenzoic acid copolyesters," J. Polym. Sci., Polym. Chem. Ed.,14, 2043–2058 (1976).

    Google Scholar 

  28. L. A. Faitelson, E. E. Yakobson, V. G. Kulichikhin, and O. V. Vasiľeva, "Effect of the composition of a thermotropic copolyester on the viscoelasticity of its melt," Mekh. Kompozitn. Mater., No. 5, 939–943 (1991).

    Google Scholar 

  29. W. Brostow and D. Samatowicz, "Internal friction in two longitudinal PLC esters," Polym. Eng. Sci. (1993) (in press).

  30. E. E. Yakobson, "Viscoelasticity in steady-state flow and effect of a filler," in: Machines and Technology for Processing Rubber, Polymers, and Polymer Blends [in Russian], Vol. 2, Yaroslavľ (1978), pp. 49–51.

    Google Scholar 

  31. L. A. Faiteľson and E. E. Yakobson, "Rheology of filled polymers. Steady-state shear flow and periodic strain," Mekh. Polim., No. 6, 1075–1083 (1977).

    Google Scholar 

  32. E. E. Yakobson, "Iterative method of determination of the relaxation time spectrum with the components of the complex shear modulus," Mekh. Polim., No. 6, 1069–1076 (1975).

    Google Scholar 

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Translated from Mekhanika Kompozitnykh Materialov, Vol. 29, No. 5, pp. 697–705, September–October, 1993.

Report presented to the XVIth Symposium "Rheology 92" (Dnepropetrovsk, September 28–October 2, 1992).

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Yakobson, É.É., Faiteľson, L.A. Viscoelasticity of liquid-crystal polymers in superposition of period and steady-state shear flow. Mech Compos Mater 29, 520–526 (1994). https://doi.org/10.1007/BF00611957

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  • DOI: https://doi.org/10.1007/BF00611957

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