Showing papers in "Composites Science and Technology in 2017"

TL;DR: In this paper, the technical aspects relating to the X-ray CT imaging of composites such as obtaining sufficient contrast, examination of thin panels, sample size/resolution issues, quantification of damage and defects, and image-based modelling are reviewed.

TL;DR: In this paper, a highly efficient phenylphosphonate-based flame-retardant epoxy resin (FREP) was firstly prepared from PPDCl and allylamine (AA), and functionalized graphite nanoplatelets (fGNPs) fillers were then performed to fabricate the fGNPs/FREP nanocomposites via mixing followed by casting method.

TL;DR: In this paper, the nonlinear free vibration and postbuckling behaviors of multilayer functionally graded (FG) porous nanocomposite beams that are made of metal foams reinforced by graphene platelets (GPLs) are investigated.

TL;DR: In this article, two flexible conductive composites were fabricated by mixing matrix polydimethylsiloxane (PDMS) with zero-dimensional conductive filler carbon black (CB) and one-dimensional carbon nanotubes (CNTs), respectively.

TL;DR: Graphene reinforced polyvinylidene fluoride composite nanofibers were prepared and their morphology, crystallinity, polymorphism and electrical outputs were investigated for the first time as mentioned in this paper.

TL;DR: In this paper, a hexagonal boron nitride (h-BN)/polyvinyl alcohol (PVA) composite was constructed by combining polymer infiltration with filler diffusion through the polymer to reduce infiltration time and form heat conduction paths.

TL;DR: In this article, a multilayered thermoplastic polyurethane/graphene (PUG) composites were fabricated by stacking single-layered PUG foams together.

TL;DR: In this paper, a vacuum filtration method was used to fabricate sandwiched carbon nanotubes/polysulfone nanofiber (CNTs/PSF) paper as an interleaf to improve the interlaminar fracture toughness of carbon fiber/epoxy composite laminates.

TL;DR: In this paper, the incorporation of uniformly dispersed nanosheets into polymer matrix as charge-blocking barrier paves a way to significant reduction of conduction loss in high temperature dielectrics.

TL;DR: Inspired by spider silk with multiscale hierarchical architectures, this article used aramid nanofibers F-3 (ANFs-3) to reinforce polyvinyl alcohol (PVA) via hydrogen bonding assembly.

TL;DR: In this paper, the morphological and physical properties of polyurethane composite foams were assessed using inorganic fillers (Talc, Zinc Borate, and Aluminum Hydroxide), and the sound absorption coefficient revealed the same trend with the loss modulus reflecting a measure of the dissipated energy between the polymer chains and fillers through microstructural deformations.

TL;DR: In this article, 1-3 type nanocomposites combining BaTiO3 nanotubes (BT NTs) and polyvinylidene fluoride (PVDF) were prepared by a solution cast method.

TL;DR: In this paper, a high thermally conductive property was achieved by using fused deposition modeling (FDM) for 3D printing with graphite flakes vertically aligned in the in-plane direction.

TL;DR: In this article, the incorporation of 1.0% of graphene into epoxy was found to significantly improve the matrix fracture energy by ∼150% and reduce the thermal expansion coefficient by ∼30%.

TL;DR: In this article, a 3D segregated architecture PPS/Hexagonal boron nitride (h-BN) composite is presented, which achieves a high thermal conductivity of 4.15 W/mK containing 40 VOL% BN.

TL;DR: In this article, homogeneous dispersion of graphene nanosheets in epoxy is achieved via chemical functionalization of graphene oxide with 4-nitrobenzenediazonium salt.

TL;DR: In this paper, a polyimide (PI) composite aerogel with enhanced flame-retardant performance has been fabricated with the addition of environmentally friendly flame retardant additives (i.e., graphene oxide/MMT hybrid) via an eco-friendly freeze-drying method followed by thermal imidization process.

TL;DR: In this article, a double percolation structure for conductive polymer composites was constructed at PS/PP weight ratio of 60w/40w and the fourth component, styrene-ethylene/butylene-styrene (SEBS) triblock copolymer, was introduced as the compatibilizer to improve the mechanical properties.

TL;DR: In this article, a self-assembly process was employed to prepare the graphene oxide microcapsules (GOMCs), containing linseed oil as the healing agent, and the GOMCs were embedded into waterborne polyurethane matrix, enabling the facile fabrication of self-healing composite coatings on hot-dip galvanized steel surfaces.

TL;DR: In this article, surface modified bamboo cellulose nanowhiskers (BCNW) were introduced into a PLA matrix to toughen brittle poly(lactic acid) (PLA) composites.

TL;DR: In this article, a polydopamine (PDA) coated carbon nanotube (CNT)/polyvinylidene fluoride (PVDF) dielectric composites were fabricated through self-polymerization of dopamine hydrochloride (DAH) monomers.

TL;DR: In this article, hierarchical short carbon fibers (SCFs) synthesized with carbon nanotubes (CNTs) were used as CNT-SCF interleaves to increase the mode I delamination fracture energy G IC of carbon fiber/epoxy (CF/EP) composite laminates.

TL;DR: A polyethyleneimine/polydopamine (PEI/PDA) hybrid layer was spontaneously co-deposited onto carbon fiber (CF) surface by oxidative co-polymerization through a facile one-step dip-coating approach as mentioned in this paper.

TL;DR: In this paper, the effects of fluctuating fiber volume on the curing behavior, mechanical, thermomechanical, and thermal properties of the resulted composites were studied through fourier transform infrared (FTIR), differential scanning calorimetry (DSC), dynamic mechanical analyzer (DMA), thermogravimetric analysis (TGA), and scanning electron microscope (SEM).

TL;DR: In this article, a novel interfacial compatibilizer of soluble epoxy-terminated poly (p-phenylene-2, 6-benzobisoxazole) precursor (epoxy-prePBO) was synthesized to modify bisphenol A cyanate ester (BADCy) resin via copolymerization.

TL;DR: In this paper, high-porosity graphene aerogels enhanced with phenolic resol resol resin are prepared by a hydrothermal synthesis followed by high-temperature annealing.

TL;DR: In this paper, high thermally conductive and electrically insulated polymer composites containing modified dense graphene foam (MGF) and modified hexagonal boron nitride (M-h-BN) via polydopamine (PDA) coating and 3-aminopropyltriethoxysilane grafting were manufactured and studied.

TL;DR: In this paper, a lightweight needled carbon fiber felt/phenolic resin (NCF-PR) composite was fabricated through vacuum impregnation using NCF as matrix and PR aerogels as filler.

TL;DR: In this paper, a facile and easy way to prepare styrene-(ethylene-co-butylene)-styrene tri-block copolymer/polypropylene (SEBS/PP) blends filled with boron nitride nanosheets was reported.

TL;DR: In this paper, the shrinkage and displacement fields were obtained by thermal treatment as well as Digital Image Correlation observation of specimens before and after sectioning, and the microstructure and porosity of additively manufactured specimens were also examined using X-ray micro-computed tomography.