Showing papers in "Polymer in 2011"
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TL;DR: A survey of the literature on polymer nanocomposites with graphene-based fillers including recent work using graphite nanoplatelet fillers is presented in this article, along with methods for dispersing these materials in various polymer matrices.
2,782 citations
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TL;DR: In this paper, a review of the current preparative strategies of poly(ionic liquid)s (PILs) can be found, providing a systematic and actual view on the polymer chemistry behind.
761 citations
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TL;DR: In this paper, notable recent advances in the field of shape memory polymers are highlighted, focusing on how the new developments have changed the conventional view of SMPs, what they mean for practical applications, and where the future opportunities are.
747 citations
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TL;DR: In this paper, an eco-friendly strategy for fabricating the polymer nanocomposites with well-dispersed graphene sheets in the polymer matrix via first coating graphene using polypropylene (PP) latex and then melt-blending the coated graphene with PP matrix.
572 citations
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TL;DR: In this paper, two types of epoxy/GP nanocomposites with different interface strength using the combination of sonication and chemical modification were synthesized, and the surface modified graphene platelets (m -GP) formed clusters, showing a higher degree of dispersion and exfoliation of graphene.
475 citations
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TL;DR: Boron-containing organic compounds have found widespread use in synthetic organic chemistry and have proven valuable in a variety of biomedical applications, including the treatment of HIV, obesity, diabetes, and cancer as mentioned in this paper.
361 citations
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TL;DR: In this article, a thermally reduced graphene oxide (TRG) was blended via melt and solvent blending with linear low density polyethylene (LLDPE) and its functionalized analogs (amine, nitrile and isocyanate) produced using a ring-opening metathesis polymerization (ROMP) strategy.
359 citations
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TL;DR: In this paper, a highly deacetylated (97.5%) chitosan in 50% acetic acid was electrospun at moderate temperatures (25-70°C) in the presence of a low content of polyethylene oxide (10 wt% PEO) to beadless nanofibers of 60-80nm in diameter.
318 citations
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TL;DR: In this article, molecular dynamics and molecular mechanics simulations are used to establish well-equilibrated, validated molecular models of the EPON 862-DETDA epoxy system with a range of crosslink densities using a united atom force field.
268 citations
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TL;DR: In this article, the authors synthesize polyurethane rigid foams by substituting a polypropylene-based polyol with soybean oil based polyol (SBOP) and found that the soy-based foams maintained a regular cell structure and had even smaller average cell size than the control foams.
262 citations
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TL;DR: In this article, the flame retardant epoxy resin has been prepared by mixing the flame- retardant additive hexa-(phosphaphenanthrene-hydroxyl-methyl-phenoxyl)-cyclotriphosphazene (HAP-DOPO) into diglycidyl ether of bisphenol-A (DGEBA), after cured by 4,4′-Diamino-diphenyl sulfone (DDS).
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TL;DR: In this article, the authors reviewed the deformation and failure modes of polyolefines based on the craze initiation and propagation model of Kramer-Berger and the Craze-crack transition model for semi-crystalline polymers.
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TL;DR: In this paper, the authors use molecular dynamics (MD) to perform an extensive characterization of the thermo-mechanical response of a thermoset polymer composed of epoxy EPON862 and curing agent DETDA.
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TL;DR: In this article, the authors used differential fast scanning calorimetry (DFSC) for a new look at the crystal growth of poly( ǫ-caprolactone) (PCL) from 185k to 330k, close to the equilibrium melting temperature.
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TL;DR: In this article, a polyimide/graphene nanocomposite film was successfully fabricated, which exhibited significant enhancements in mechanical properties and electrical conductivity, and Young's modulus was dramatically increased from 1.8 GPa to 2.3 GPa.
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TL;DR: In this paper, a simple technique to prepare super-hydrophobic and super-oleophobic microtextured surfaces by spray coating a blend of poly(methyl methacrylate) (PMMA) and the low surface energy molecule 1H,1H,2H, 2H-heptadecafluorodecyl polyhedral oligomeric silsesquioxane (fluorodeecyl POSS), using an air brush with a pressurized nitrogen stream.
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TL;DR: In this article, the authors explored the two-way shape memory effect for semi-crystalline elastomeric networks with various gel fractions and crosslinking densities.
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TL;DR: In this paper, the impact of the covalent grafting of CNWr surface on thermo-mechanical properties of the commercial poly(e-caprolactone) matrix was investigated.
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TL;DR: In this paper, two bio-based epoxy prepolymers were synthesized from isosorbide, a carbohydrate-based C6 building block, using two different synthetic routes.
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TL;DR: In this paper, an analytical model was developed to predict the electrical conductivity of carbon nanotube-based polymer composites and a good correlation was obtained between the predicted and measured results.
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TL;DR: In this paper, modified polydopamine was used as an initiator layer for surface-initiated polymerization, synthesized by reacting dopamine with 2-bromoisobutyryl bromide (BIBB) before deposition.
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TL;DR: In this article, the preparation of functionalized graphene sheets (FGS)/epoxy coatings cured by cationic photopolymerization with enhanced mechanical properties is presented, and the reinforcement of the cured coatings by the graphene is studied by measuring the dynamic-mechanical properties and the surface hardness.
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TL;DR: In this article, the tensile and impact behaviors of microcellular and nanocellular structures are experimentally compared for foams with relative densities, to that of the starting solid, in the range of 0.75-0.90.
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TL;DR: In this paper, the isolated effect of anion type on the chemical, thermal, and conductive properties of imidazolium-based polymerized ionic liquids (PILs) was investigated.
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TL;DR: In this paper, the X-ray diffraction data of poly( l -lactic acid) (PLLA) α′ form (or the newly-termed "δ" form) has been analyzed on the basis of the Xray diffusion data.
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TL;DR: In this article, the effect of in situ synthesized 10nm silica nanoparticles on the glass transition and dynamics of natural rubber networks using differential scanning calorimetry, broadband dielectric relaxation spectroscopy and thermally stimulated depolarization currents.
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TL;DR: In this article, five commercially available multi-walled carbon nanotubes (MWNTs), with different characteristics, were melt mixed with polycarbonate (PC) in a twin-screw micro compounder to obtain nanocomposites containing 0.25-3.0% MWNT.
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TL;DR: In this paper, the molecular orientation and crystallinity of polyacrylonitrile (PAN) nanofibers produced under different electrospinning conditions with diameters mainly varying between 100 and 300 nm.
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TL;DR: Graphene/polyaniline (PANI) multilayer films were prepared via alternate deposition of negatively charged graphene oxide (GO) and positively charged PANI upon electrostatic interaction, followed by the reduction of their GO components with hydroiodic acid.
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TL;DR: In this paper, the Young's modulus and yield strength of individual electrospun fibers of poly(trimethyl hexamethylene terephthalamide) (PA 6(3)T) have been obtained in uniaxial extension.