Polymer International

Cover image for Vol. 62 Issue 7

July 2013

Volume 62, Issue 7

Pages 983–1122

  1. Reviews

    1. Top of page
    2. Reviews
    3. Research Articles
    1. Intrinsically conducting polymer-based fabric strain sensors (pages 983–990)

      Sude Ma, Yan Wang, Zhonghua Min and Lisheng Zhong

      Article first published online: 12 APR 2013 | DOI: 10.1002/pi.4508

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      Research on intrinsically conducting polymer-based fabric strain sensors is reviewed. Sensors with various performances can be obtained by controlling the synthesis conditions, selecting the right fabric substrates, and so on.

    2. Recent advances in the preparation of functionalized polysulfones (pages 991–1007)

      Cemil Dizman, Mehmet Atilla Tasdelen and Yusuf Yagci

      Article first published online: 20 MAY 2013 | DOI: 10.1002/pi.4525

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      This review summarizes the newly developed functionalization methods of polysulfones since 2000 that bring some advantages or overcome existing problems.

  2. Research Articles

    1. Top of page
    2. Reviews
    3. Research Articles
    1. Electrospun gelatin/nylon-6 composite nanofibers for biomedical applications (pages 1008–1013)

      Hem Raj Pant and Cheol Sang Kim

      Article first published online: 9 OCT 2012 | DOI: 10.1002/pi.4380

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      Gelatin/nylon-6 composite nanofibers containing spider-wave-like nano-nets shows the better biocompatibility compared to the pristine nylon-6 mat.

    2. Synthesis of polylactide/poly(ethylene glycol) diblock copolymers with functional endgroups (pages 1014–1021)

      Xiaohan Wu and Suming Li

      Article first published online: 15 OCT 2012 | DOI: 10.1002/pi.4385

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      Amphiphilic polylactide/poly(ethylene glycol) (PLA/PEG) diblock copolymers with functional endgroups were synthesized by coupling PLA and PEG homopolymers. Folic acid was attached to PLA-PEG with hydroxyl endgroups using the DCC/DMAP route.

    3. Semibatch anionic ring-opening polymerization of octamethylcyclotetrasiloxane in emulsions: effect of the amount of seed polymer particles (pages 1022–1028)

      Ines Mohorič and Urška Šebenik

      Article first published online: 9 OCT 2012 | DOI: 10.1002/pi.4386

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      Backbiting reactions are responsible for lower monomer conversions. A seeded semibatch process enables the design of emulsions with high monomer conversion and desired particle size.

    4. Prediction of orthotropic mechanical properties of plain-weave composites with matrix voids using unit cells at multi-scales (pages 1029–1037)

      Hongzhou Li, Xinyu Fan and Chun Yan

      Article first published online: 16 OCT 2012 | DOI: 10.1002/pi.4388

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      The effective mechanical properties of plain-weave composites with matrix voids are predicted using two unit cells at multi-scales which can offer tools to engineering composite designers at materials design level.

    5. Magnetic removal of crystal violet from aqueous solutions using polysaccharide-based magnetic nanocomposite hydrogels (pages 1038–1044)

      Ali Pourjavadi, Seyed Hassan Hosseini, Farzad Seidi and Rouhollah Soleyman

      Article first published online: 29 OCT 2012 | DOI: 10.1002/pi.4389

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      Magnetic Fe3O4@SiO2 starch-graft-poly(acrylic acid) nanocomposite hydrogels were used for removal of crystal violet from aqueous solutions. After dye absorption, the magnetic nanocomposite was separated using an external magnet without the need for any filtration process.

    6. Synthesis and characterization of phenylsiloxane-modified bismaleimide/barbituric acid-based polymers with 3-aminopropyltriethoxysilane as the coupling agent (pages 1045–1052)

      Quoc-Thai Pham, Jung-Mu Hsu, Jing-Pin Pan, Tsung-Hsiung Wang and Chorng-Shyan Chern

      Article first published online: 16 OCT 2012 | DOI: 10.1002/pi.4390

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      Incorporation of 20 wt% phenylsiloxane oligomer into a N,N′-bismaleimide-4,4′-diphenylmethane/barbituric acid (BMI/BTA) oligomer with aminopropyltriethoxysilane (APTES) as the coupling agent greatly enhances the thermal properties of the resultant hybrid polymer.

    7. Fracture toughness of poly(lactic acid)/ ethylene acrylate copolymer/wood-flour composite ternary blends (pages 1053–1058)

      Kojo A Afrifah and Laurent M Matuana

      Article first published online: 15 OCT 2012 | DOI: 10.1002/pi.4391

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      Fracture mechanics and micromorphological analyses were performed on ethylene acrylate copolymer (EAC)-toughened poly(lactic acid)/wood-flour composites. EAC was present as separate domains in the bulk matrix and imparted toughness to the composites.

    8. A methodology to analyse and simulate mechanical characteristics of poly(2-hydroxyethyl methacrylate) hydrogel (pages 1059–1067)

      Weiwei Zhao, Cristina Lenardi, Patrick Webb, Changqing Liu, Tommaso Santaniello and Federico Gassa

      Article first published online: 2 NOV 2012 | DOI: 10.1002/pi.4392

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      For mathematical models for hydrogel mechanical properties, Mooney-Rivlin model can well predict compressive behaviour of poly(2-hydroxyethyl methacrylate) than Neo-Hookean model on the evidence of simulation analysis

    9. Phenol-containing phthalonitrile polymers – synthesis, cure characteristics and laminate properties (pages 1068–1076)

      Dhanya Augustine, Dona Mathew and C.P. Reghunadhan Nair

      Article first published online: 8 FEB 2013 | DOI: 10.1002/pi.4393

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      Phenol-containing phthalonitrile oligomers curing at lower temperatures to a network comprising of isoindoline, triazine and phthalocyanine were synthesized.

    10. The preparation and properties of polystyrene/functionalized graphene nanocomposite foams using supercritical carbon dioxide (pages 1077–1084)

      Chaoqun Li, Guanghui Yang, Hua Deng, Ke Wang, Qin Zhang, Feng Chen and Qiang Fu

      Article first published online: 6 NOV 2012 | DOI: 10.1002/pi.4394

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      Thermally reduced graphene oxide (TRG) and graphene oxide (GO) were incorporated into PS, then the nanocomposites were foamed with supercritical CO2. It is observed TRG exhibited higher nucleation efficiency during PS foaming thanks to its larger surface area and better exfoliated structure. Besides, PS/TRG nanocomposites and the nanocomposite foams also possess good electrical properties.

    11. Compatibilization of immiscible nylon 6/poly(vinylidene fluoride) blends using graphene oxides (pages 1085–1093)

      Jinghui Yang, Chenxia Feng, Jian Dai, Nan Zhang, Ting Huang and Yong Wang

      Article first published online: 6 NOV 2012 | DOI: 10.1002/pi.4396

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      Fully taking advantage of the amphiphilic characteristic of graphene oxides (GOs), GOs were incorporated into immiscible blends, leading to compatibilization and achieving a significant toughness enhancement.

    12. Synthesis and decomposition performance of a polymeric foaming agent containing a sulfonyl hydrazide moiety (pages 1094–1100)

      Jaewook Jeong, Taeyoon Kim, Won-Jei Cho and Ildoo Chung

      Article first published online: 6 NOV 2012 | DOI: 10.1002/pi.4398

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      An OBSH-based polymeric foaming agent (PFA) was obtained for the first time, which showed higher decomposition temperature and gradual weight loss behavior. Ethylene–vinyl acetate incorporating the PFA showed better surface and fine cell structure than OBSH as well as better mechanical properties.

    13. Correlation of nanostructural parameters and macromechanical behaviour of hyperbranched-modified polypropylene using time-resolved small-angle X-ray scattering measurements (pages 1101–1111)

      Morteza Ganjaee Sari, Norbert Stribeck, Siamak Moradian, Ahmad Zeinolebadi, Saeed Bastani and Stephan Botta

      Article first published online: 30 OCT 2012 | DOI: 10.1002/pi.4399

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      Small-angle X-ray scattering patterns reveal crystalline branching in mother–daughter geometry. The structural information is visualized in real space in chord distribution functions. They show that lp in all blends is increased compared to polypropylene.

    14. Crystallization of poly(ethylene oxide) embedded with surface-modified SiO2 nanoparticles (pages 1112–1122)

      Eunwoo Lee, Jin-Yong Hong, Goran Ungar and Jyongsik Jang

      Article first published online: 6 NOV 2012 | DOI: 10.1002/pi.4402

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      Crystallization of poly(ethylene oxide) (PEO) in SiO2/PEO nanocomposites is systematically investigated from the viewpoint of SiO2 content- and surface functionality-dependent crystallization behavior, such as spherulite growth, heterogeneous nucleation and crystallization kinetics, using polarizing optical microscopy and differential scanning calorimetry.

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