Structural changes in thermal-induced polyacrylonitrile gel under uniaxial drawing

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Volumn 392, Issue 1, 2011, Pages 350-354

  Tan, Lianjiang ^a   Wan, Ajun ^a  

^a SHANGHAI JIAO TONG UNIVERSITY   (China)

Author keywords

Polyacrylonitrile; Structural changes; Thermal induced gel; Uniaxial drawing

Indexed keywords

ATOMIC FORCE MICROSCOPY; DIFFERENTIAL SCANNING CALORIMETRY; DIMETHYL SULFOXIDE; HYDROGEN; HYDROGEN BONDS; ORGANIC SOLVENTS; POLYACRYLONITRILES; X RAY DIFFRACTION;

ABSORPTION PEAKS; BLUE SHIFT; CHAIN ORIENTATION; COMPACT STRUCTURES; CROSSLINKS; DRAW RATIO; DRAWING PROCESS; FOURIER TRANSFORM INFRARED; MOLECULAR CHAINS; PARTIAL CRYSTALLIZATION; STRUCTURAL CHANGE; SWELLING TEST; UNIAXIAL DRAWING; WAVE NUMBERS; WIDE-ANGLE X-RAY DIFFRACTION;

GELS;

DIMETHYL SULFOXIDE; POLYACRYLONITRILE; SOLVENT;

ABSORPTION; ARTICLE; ATOMIC FORCE MICROSCOPY; CHEMICAL STRUCTURE; CRYSTALLIZATION; DIFFERENTIAL SCANNING CALORIMETRY; GEL; HYDROGEN BOND; INFRARED SPECTROSCOPY; PRIORITY JOURNAL; WIDE ANGLE X RAY DIFFRACTION; X RAY DIFFRACTION;

EID: 82855161258     PISSN: 09277757     EISSN: 18734359     Source Type: Journal    
DOI: 10.1016/j.colsurfa.2011.10.014     Document Type: Article

References (24)

1. Kavanagh G.M., Ross-Murphy S.B. Rheological characterisation of polymer gels. Prog. Polym. Sci. 1998, 23:533-562.
2. Naraghi M., Arshad S.N., Chasiotis I. Molecular orientation and mechanical property size effects in electrospun polyacrylonitrile nanofibers. Polymer 2011, 52:1612-1618.
3. Bisschops J. Reversible gelation of concentrated polyacrylonitrile solutions. J. Polym. Sci. 1954, 12:583-597.
4. Bisschops J. Gelation of concentrated polyacrylonitrile. J. Polym. Sci. 1955, 17:89-98.
5. Tan L., Pan D., Pan N. Gelation behavior of polyacrylonitrile solution in relation to aging process and gel concentration. Polymer 2008, 49:5676-5682.
6. Tan L., Liu S., Pan D. Viscoelastic behavior of polyacrylonitrile/dimethyl sulfoxide concentrated solution during thermal-induced gelation. J. Phys. Chem. B. 2009, 13:603-609.
7. te Nijenhuis K. Thermoreversible networks. Adv. Polym. Sci. 1998, 130:1-267.
8. Bashir Z., Packer E.J., Herbert I.R., Price D.M. Base-induced gelation of polymethacrylonitrile. Polymer 1992, 33:373-378.
9. Tan L., Chen H., Pan D., Pan N. Investigation into the gelation and crystallization of polyacrylonitrile. Euro. Polym. J. 2009, 45:1617-1624.
10. Labudzinska A., Ziabicki A. Effect of composition and gelation conditions on structural changes accompanying the gelation of PAN, PVA and gelatin solutions. Kolloid Z. 1971, 243:21-27.
11. Bashier Z. Thermoreversible gelation and plasticization of polyacrylonitrile. Polymer 1992, 33:4304-4313.
12. Bashier Z. Thermoreversible gels of polyacrylonitrile. J. Polym. Sci. Polym. Phys. 1992, 30:1299-1304.
13. Beckmann J., Zenke D. Thermoreversiblc gelation of polyacrylonitrile/dimethylformamide-solution. Colloid Polym. Sci. 1993, 271:436-445.
14. Tan L., Liu S., Pan D., Pan N. Gelation of polyacrylonitrile in a mixed solvent: scaling and fractal analysis. Soft Matter 2009, 5:4297-4304.
15. Colvin B.G., Storr P. The crystal structure of polyacrylonitrile. Eur. Polym. J. 1974, 10:337-340.
16. Hobson R.J., Windle A.H. Crystalline structure of atactic poly(acrylonitrile). Macromolecules 1993, 26:6903-6907.
17. Sokol M., Grobelny J., Turska E. Investigation of structural changes of polyacrylonitrile on swelling. Wide-angle X-ray scattering study. Polymer 1987, 28:843-846.
18. Tan L., Liu S., Song K., Chen H., Pan D. Gel-spun polyacrylonitrile fiber from pre-gelled spinning solution. Polym. Eng. Sci. 2010, 50:1290-1294.
19. Tan L., Wan A., Pan D. Pregelled gel spinning of polyacrylonitrile precursor fiber. Mater. Lett. 2011, 65:887-890.
20. Keller L.P., Bajt S., Baratta G.A., Borg J., Busemann H., Brucato J., et al. Infrared spectroscopy of comet wild-2 samples returned by the stardust mission. Science 2006, 314:1728-1731.
21. Dalton S., Heatley F., Budd P.M. Thermal stabilization of polyacrylonitrile fibres. Polymer 1999, 40:5531-5543.
22. Li Q.Z., Wu G.S., Yu Z.W. The role of methyl groups in the formation of hydrogen bonds in DMSO-methanol mixtures. J. Am. Chem. Soc. 2006, 128:1438-1439.
23. Scatena L.F., Brown M.G., Richmond G.L. Water at hydrophobic surfaces: weak hydrogen bonding and strong orientation effects. Science 2001, 292:908-912.
24. Mizukami M., Moteki M., Kurihara K. Hydrogen-bonded macrocluster formation of ethanol on silica surfaces in cyclohexane. J. Am. Chem. Soc. 2002, 124:12889-12897.