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Significantly Enhanced and Precisely Modeled Thermal Conductivity in Polyimide Nanocomposites by Chemically Modified Graphene via in-situ Polymerization and Electrospinning-hot press Technology

Author(s): Genjiu Xu, Hu Liu, Junwei Gua, Kunpeng Ruan, Qiuyu Zhang, Tengbo Ma, Xutong Yang, Yalan Wu, Yongqiang Guo, Zhanhu Guo

Chemically modified graphene (CMG) was obtained by combining aminopropyllsobutyl polyhedral oligomeric silsesquioxane (NH2-POSS) and hydrazine monohydrate to functionalize graphene oxide (GO). CMG and polyimide (PI) were combined to create ...

Keywords: Chemical modified (CMG), Electrospinning, Hot Disk, In-Situ Polymerization, polymeric matrix, Thermal Conductivity, thermally conductive model, thermally conductive nanocomposites, Transient plane source (TPS) method

A review on modeling of the thermal conductivity of polymeric nanocomposites

Author(s): Sh. Jafari Nejad

This article explored the recent discoveries that have been made regarding the thermal conductivity of polymeric nanocomposites. The thermal conductivities were found using several methods: comparative method, laser flash method, ...

Keywords: Copolymer matrix, inorganic compound, Polymeric materials, polymeric nanocomposites, Thermal Conductivity, Transient plane source (TPS) techniques

Thermal Investigation of Tetrafunctional Epoxy Resin Filled with Different Carbonaceous Nanostructures

Author(s): Carlo Naddeo, Khalid Lafdi, Liberata Guadagno, Luigi Vertuccio, Vittorio Romano

This article explored the thermal behavior of epoxy nanocomposites containing different types of nanofillers, such as 1-D Multiwall Carbon Nanotubes (MWCNTs) and 2-D predominant shape of Exfoliated Graphite nanoparticles (EG). ...

Keywords: carbonaceous nanofillers, epoxy nanocomposites, glass fiber, multiwall carbon nanotubes (MWCNTs), Thermal Conductivity, Transient plane source (TPS) technique

Reaction to fire of an intumescent epoxy resin: Protection mechanisms and synergy

Author(s): Caroline Gérard, Gaelle Fontaine, Serge Bourbigot, Severine Bellayer

This article investigates the effects of two types of nanoparticles, OctaMethylOligomericSilsesquioxanes (OMPOSS) and carbon nanotubes (CNTs), in a model epoxy resin. Intumescent phosphorous-based flame-retardant (APP) was also incorporated with the ...

Keywords: Epoxy, Epoxy resin, Filler, Flame retardant, Hot Disk, Intumescent, Thermal Conductivity, Transient plane source (TPS) method

Poly(methyl methacrylate)/boron nitride nanocomposites with enhanced energy density as high temperature dielectrics

Author(s): Chuanxi Xiong, Feihua Liu, Lijie Dong, Qi Li, Qing Wang, Yang Liu, Zeyu Li

This study aimed at developing polymer-based dielectric materials with high charge-discharge efficiency and large energy density at high temperatures. A polymer nanocomposite was formed using c-BCB polymer matrix with two-dimensional ...

Keywords: Boron nitride nanosheets, Dielectric, Electric energy storage, Energy density, Hot Disk, Polymer nanocomposites, Thermal Conductivity, Transient plane source (TPS) method

Effect of ZnO nanoparticles obtained by arc discharge on thermo-mechanical properties of matrix thermoset nanocomposites

Author(s): C. M. Medina, D. Rojas, E. Perez-Tijerina, M. F. Melendrez, P. Flores

It has been found that ZnO nanoparticles modify the curing behavior and crossed-line density, among other properties, in epoxy systems. This study aimed at studying the thermo-mechanical properties of ZnO ...

Keywords: Epoxy resin, Hot Disk, Nanoparticles, Nanopowders, nanostructures, Thermal Conductivity, Transient plane source (TPS) method

Finite element modelling and experimental investigation on effective thermal conductivity of AIN (nano) particles reinforced HDPE polymer nanocomposites

Author(s): P. Rajeshwari, T. K. Dey

In this study, effective thermal conductivity of nanocomposites containing thermally conductive aluminum nitride (AIN) nanoparticles reinforced with high-density polyethylene (HDPE) was investigated. Measurements were performed using the Hot Disk Thermal ...

Keywords: Effective Thermal Conductivity, Finite element modelling, HDPE/AIN (nano) composites, Hot Disk, Polymer nanocomposites, Thermal Conductivity

Experimental evaluation and modeling of thermal conductivity of tetrafunctional epoxy resin containing different carbon nanostructures

Author(s): Carlo Naddeo, Khalid Lafdi, Liberata Guadagno, Luigi Vertuccio, Vittorio Romano

Recently, 2-D graphene nanoparticles produced by graphite exfoliation are a promising nanofiller for enhancing the thermal conductivity of polymeric materials. Unlike one-dimensional structures of carbon nanotubes, the 2-D structure provides ...

Keywords: Epoxy resin, Hot Disk, nanocomposites, nanofillers, Nanoparticles, nanostructures, Thermal Conductivity, Transient plane source (TPS) method

Temperature dependence of effective thermal conductivity and effective thermal diffusivity of Ni-Zn ferrites

Author(s): G. P. Joshi, N. S. Saxena, R. Mangal

Nanocomposites are formed by combining conducting polymers and inorganic nanoparticles. In this study, nanocomposites of Ni-Zn ferrite were tested to determine the variation in their thermal properties. A Hot Disk ...

Keywords: Ferrites, Hot Disk, nanocomposites, Nanoparticles, nickel, Oxides, Thermal Conductivity, Thermal Diffusivity, Transient plane source (TPS) method, Zinc

Studying the effect of addition a composite of silanized Nano-Al2O3 and plasma treated polypropylene fibers on some physical and mechanical properties of heat cured PMMA denture base material

Author(s): Intisar J. Ismail, Omar R. Muklif

Resin polymers, such as Polymethyl methacrylate (PMMA), have been used in denture fabrication because of their easy molding ability and flawless appearance. However, these PMMAs are not the most desirable ...

Keywords: Acrylic resin, alumina nanofillers, Dental, Fillers, Hot Disk, nanocomposites, Plasma treatment, Polymer composites, Polypropylene fibers, resin, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

Search Results for: nanocomposites