Polymer International

Cover image for Vol. 63 Issue 1

January 2014

Volume 63, Issue 1

Pages 1–164

  1. Editorial

    1. Top of page
    2. Editorial
    3. Mini-review
    4. Perspective
    5. Research Articles
    1. Polymer International in the Year 2013 (page 1)

      Kurt E. Geckeler

      Version of Record online: 9 DEC 2013 | DOI: 10.1002/pi.4655

  2. Mini-review

    1. Top of page
    2. Editorial
    3. Mini-review
    4. Perspective
    5. Research Articles
    1. Polymeric scaffolds for cardiac tissue engineering: requirements and fabrication technologies (pages 2–11)

      Monica Boffito, Susanna Sartori and Gianluca Ciardelli

      Version of Record online: 15 SEP 2013 | DOI: 10.1002/pi.4608

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      This mini-review is an overview of the conventional and non-conventional techniques explored to produce polymeric scaffolds for cardiac tissue engineering, accompanied by a thorough analysis of their advantages and disadvantages.

  3. Perspective

    1. Top of page
    2. Editorial
    3. Mini-review
    4. Perspective
    5. Research Articles
    1. Some recent advances in polyolefin functionalization (pages 12–21)

      Elisa Passaglia, Serena Coiai, Francesca Cicogna and Francesco Ciardelli

      Version of Record online: 4 SEP 2013 | DOI: 10.1002/pi.4598

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      New chemicals for the co-agent assisted melt radical functionalization of polyolefins are reported with a brief overview of the mechanisms enabling the process to be kept under control and a perspective concerning possible industrial applications.

  4. Research Articles

    1. Top of page
    2. Editorial
    3. Mini-review
    4. Perspective
    5. Research Articles
    1. Conjugated polymers with polar side chains in bulk heterojunction solar cell devices (pages 22–30)

      Desta A. Gedefaw, Yi Zhou, Zaifei Ma, Zewdneh Genene, Stefan Hellström, Fengling Zhang, Wendimagegn Mammo, Olle Inganäs and Mats R. Andersson

      Version of Record online: 13 SEP 2013 | DOI: 10.1002/pi.4600

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      The synthesis and characteristics of two alternating polyfluorenes (APFO) is presented. The solar cell device efficiency was found to be dependent on the choice of the processing solvent.

    2. Power-law conductivity in polythiophene/copper(II) acetylacetonate composites (pages 31–36)

      Seda Erdönmez and Ersel Ozkazanc

      Version of Record online: 14 MAY 2013 | DOI: 10.1002/pi.4536

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      Power-law conductivity showed that while the charge transfer mechanism of polythiophene (PT) can be explained with the correlated barrier hopping (CBH) model, it can be explained with small-polaron tunnelling and CBH models for PT/Cu(acac)2 composites.

    3. Wetting behaviour and direct observation of thermally responsive polystyrene-block-poly(N-isopropylacrylamide)-block-polystyrene electrospun fibres in aqueous environment (pages 37–43)

      Antti Nykänen, Sami-Pekka Hirvonen, Heikki Tenhu, Raffaele Mezzenga and Janne Ruokolainen

      Version of Record online: 20 JUN 2013 | DOI: 10.1002/pi.4559

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      Abstract

      The morphology and wetting behaviour of electrospun polystyrene-block-poly(N-isopropylacrylamide)-block-polystyrene fibres were studied. The macroscopic hydrophilic/hydrophobic balance of the fibres can be controlled by the interplay of polymer solubility and triblock molecular architecture.

    4. Identification of optically clear regions of ternary polymer blends using a novel rapid screening method (pages 44–51)

      Sukunya Ross, Paul D. Topham and Brian J. Tighe

      Version of Record online: 26 APR 2013 | DOI: 10.1002/pi.4512

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      A rapid screening method has been used to construct detailed ternary phase diagrams of poly(lactic acid)-based blends for the first time.

    5. Blends of epoxy–amine resins with poly(phenylene oxide) as processing aids and toughening agents: I. Uncured systems (pages 52–59)

      Arjulizan Rusli, Wayne D Cook, Tara L Schiller and Kei Saito

      Version of Record online: 17 JUL 2013 | DOI: 10.1002/pi.4560

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      Blends of poly(phenylene oxide) (PPO) with epoxy resin and amine curative can be used to enhance thermoplastic processing and thermoset toughening, but phase separation and PPO crystallization also occur.

    6. Examining the preparation and characterization of coatings based on linear aromatic terpoly(methoxy-cyanurate-thiocyanurate)s (pages 60–71)

      Ian Hamerton, Brendan J. Howlin and David A. Tilbrook

      Version of Record online: 25 SEP 2013 | DOI: 10.1002/pi.4604

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      Two series of terpoly(methoxy-cyanurate-thiocyanurate)s based on thiodiphenol and dithiodiphenyl sulphide, and dihydroxydiphenylether and dithiodiphenyl ether, are prepared in good yield and purity, and fully characterised. Most of the resulting polymers, formed at room temperature using phase transfer catalysis, can be cast into films with good resilience and thermal stability.

    7. Core–shell structure design of pulverized expandable graphite particles and their application in flame-retardant rigid polyurethane foams (pages 72–83)

      Hong-Ji Duan, Hai-Quan Kang, Wei-Qin Zhang, Xu Ji, Zhong-Ming Li and Jian-Hua Tang

      Version of Record online: 27 MAR 2013 | DOI: 10.1002/pi.4489

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      The expandability of fine sized pEG particles can be significantly improved by the encapsulation of well formed MF shell. The mechanism of the shell formation can be regarded as the combination of “respberry-like” and “core-shell” growth mechanism.

    8. Preparation and characterization of microencapsulated ammonium polyphosphate and its synergistic flame-retarded polyurethane rigid foams with expandable graphite (pages 84–92)

      Zaihang Zheng, Juntao Yan, Huimin Sun, Zhiqiang Cheng, Wenjie Li, Hongyan Wang and Xuejun Cui

      Version of Record online: 25 FEB 2013 | DOI: 10.1002/pi.4477

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      A potential crosslinking structure forms between polyurethane (PU) foams and microencapsulated ammonium polyphosphate (MAPP), which leads to an improvement in the flame retardancy and water resistance of PU rigid foams.

    9. In situ thermal reduction of graphene oxide in a styrene–ethylene/butylene–styrene triblock copolymer via melt blending (pages 93–99)

      Feng You, Dongrui Wang, Jianping Cao, Xinxin Li, Zhi-Min Dang and Guo-Hua Hu

      Version of Record online: 9 MAY 2013 | DOI: 10.1002/pi.4528

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      The in situ thermal reduction of graphene oxide (GO) to give thermally reduced GO (TRGO) in a styrene–ethylene/butylene–styrene (SEBS) triblock copolymer matrix during a melt-blending process.

    10. Curcumin loaded electrospun Bombyx mori silk nanofibers for drug delivery (pages 100–105)

      Thangaraju Elakkiya, Govindaswamy Malarvizhi, Sheeja Rajiv and Thirupathur Srinivasan Natarajan

      Version of Record online: 12 APR 2013 | DOI: 10.1002/pi.4499

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      Electrospun curcumin loaded bombyx mori silk nanofibrous scaffold as a biocompatible nanocarrier for drug delivery applications.

    11. Synthesis of poly(3,4-ethylenedioxythiophene) nanoparticles via chemical oxidation polymerization (pages 106–113)

      Nophawan Paradee and Anuvat Sirivat

      Version of Record online: 20 MAY 2013 | DOI: 10.1002/pi.4538

      Thumbnail image of graphical abstract

      This work reports the tailor-made poly(3,4-ethylenedioxythiophene) (PEDOT) shapes and properties relationship under various synthesis conditions, such as ammonium peroxydisulfate (APS) initiator concentration and type of surfactant.

    12. Synthesis of α,ω-isocyanate telechelic polymethacrylate soft segments with activated ester side functionalities and their use for polyurethane synthesis (pages 114–126)

      Nebia Eschweiler, Helmut Keul, Marta Millaruelo, Ralf Weberskirch and Martin Moeller

      Version of Record online: 10 JUN 2013 | DOI: 10.1002/pi.4535

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      Isocyanate homo telechelic poly(methyl methacrylate-co-acryloxy succinimide) and poly(methyl methacrylate-co-acrylamidohexanoic succinimide) were prepared and used as soft segments for polyurethanes. Polymer structures are characterized by SEC, Raman, and 1H NMR spectroscopy.

    13. Synthesis of a glycosaminoglycan polymer mimetic using an N-alkyl-N,N-linked urea oligomer containing glucose pendant groups (pages 127–135)

      Leeanne Taylor, Xiaoping Chen and Neil Ayres

      Version of Record online: 12 JUL 2013 | DOI: 10.1002/pi.4567

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      A sugar-functionalized copolymer prepared using a controlled radical polymerization has been coupled to an N-alkyl-N,N-linked urea oligomer for the synthesis of a glycosaminoglycan polymer mimetic.

    14. Effect of mesogenic organic salts on vulcanization and physical properties of rubber compounds (pages 136–144)

      Felipe Avalos, Maria M Tellez-Rosas, Francisco J Martínez-Casado, Jose A Rodríguez-Cheda, Miguel Arroyo and Miguel A López-Manchado

      Version of Record online: 15 MAR 2013 | DOI: 10.1002/pi.4483

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      Mesogenic organic salts actively participate as catalytic additives in the vulcanization process giving rise to a noticeable increase in the strength and hardness of two elastomer matrices.

    15. Blends of recycled polycarbonate and acrylonitrile–butadiene–styrene: comparing the effect of reactive compatibilizers on mechanical and morphological properties (pages 145–150)

      Alireza Farzadfar, Saied Nouri Khorasani and Shahla Khalili

      Version of Record online: 20 MAR 2013 | DOI: 10.1002/pi.4493

      Thumbnail image of graphical abstract

      Blends of recycled polycarbonate (PC) and acrylonitrile–butadiene–styrene (ABS) were prepared. The best dispersion of dispersed phase in PC matrix was obtained when using (ethylene–vinyl acetate)-g-(maleic anhydride) in comparison with ABS-g-(maleic anhydride) as compatibilizer.

    16. Effect of graphite and carbon fiber contents on the morphology and properties of thermally conductive composites based on polyamide 6 (pages 151–157)

      Youngjae Yoo, Hoing Lae Lee, Sung Min Ha, Byung Kuk Jeon, Jong Chan Won and Sung-Goo Lee

      Version of Record online: 24 MAY 2013 | DOI: 10.1002/pi.4534

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      Thermally conductive composites of graphite and carbon fiber in PA 6 matrix was prepared by melt compounding. The composites with high filler loading and hybrid filler system show the enhanced thermal conductivity values indicating the possibility to use for a heat sink.

    17. Synthesis of poly(arylene benzimidazole) sulfone (PABIS) and preparation of hollow PABIS microspheres (pages 158–164)

      Guanjun Chang, Yi Xu, Junxiao Yang and Lin Zhang

      Version of Record online: 2 APR 2013 | DOI: 10.1002/pi.4469

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      Soluble poly(arylene benzimidazole) sulfone (PABIS) has been synthesized and high quality hollow PABIS microspheres with the diameters range of 0.3 ∼ 1.8 mm have been prepared via the micro-liquid technique and double-layer latex technique.

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