353 Result(s)
within
English
Characterization and Evaluation of Materials
Industrial Chemistry/Chemical Engineering
Polymer Sciences
Yu** Zhou
Chemistry
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Article
Interfacial insight into elevated dielectric properties in graphite nanosheets reinforced PVDF composites via engineering TiO2 shell as an interlayer
Percolating composites present giant dielectric constant (ε′) at the critical filler loading (fc), whereas the accompanied undesirable high loss and leakage current significantly limit their wide applications owi...
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Article
Understand the Temperature Sensing Behavior of Solid-state Polymerized PEDOT Hybrid Based on X-ray Scattering Studies
Poly(3,4-ethylenedioxythiophene) (PEDOT) is one of the most successful conductive polymers that recently has been used in wearable sensors for human health monitoring. In this work, we prepared a series of PED...
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Article
Efficient ring-opening polymerization of epsilon-caprolactone catalyzed by iron(III) chloride under mild reaction conditions
As a biodegradable polyester, the commercialized synthesis protocol of poly(ε-caprolactone) (PCL) under mild conditions is of great significance and attractive. Herein, the ring-opening polymerization (ROP) of...
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Article
The Anhydride-Amic Acid-Imide Forms of Maleinized Soybean Oil
Vegetable oil is one of the most promising renewable feedstocks as an alternative to fossil resources, but there are few studies aiming to transform it into hydrophilic materials. We proposed a facile method t...
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Article
Synergistic Optimization of Toughness and EMI Shielding Properties in Rigid Polyurethane Composites by Designing Ring Structures on the Surface of Carbon Fibers
How to achieve both toughness and enhanced electromagnetic interference shielding effectiveness (EMI SE) of carbon fibers (CFs) reinforced rigid polyurethane (RPU) composites is a significative challenge at pr...
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Article
Design of Tough, yet Strong, Heat-resistant PLA/PBAT Blends with Reconfigurable Shape Memory Behavior by Engineering Exchangeable Covalent Crosslinks
Polylactide (PLA) has often been blended with biodegradable poly(butylene adipate-co-terephthalate) (PBAT) to improve it toughness. However, the strength and heat resistance of PLA are always sacrificed. Herein, ...
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Fully biodegradable self-healing hydrogel prepared based on poly(aspartic acid) and pectin for drug delivery and anti-tumor therapy
With biocompatibility and biodegradability, self-healing hydrogels prepared from biopolymers show great advantages in bioengineering and bioscience as drug delivery carrier. In this research, the biodegradable...
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Article
Effectively improving flame retardancy levels of finished cotton fabrics only by simple binary silicon-boron oxide sols
This work aims to improve the thermal stability and flame retardancy of cotton fabrics treated just by a single SiO2, a single B2O3 and their binary composite sol–gel systems. Tetraethyl orthosilicate (TEOS) and ...
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Article
Novel disulfide functionalized nitrogen-rich covalent organic polymer for efficient and recyclable adsorption of Au(III)
A novel disulfide functionalized nitrogen-rich covalent organic polymer (S-COP) directly synthesized by a solvothermal method were characterized by XRD, SEM, FT-IR, N2 adsorption–desorption and XPS techniques. Th...
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Article
Novel waterborne polymeric crosslinkers containing blocked isocyanate moieties and active epoxy groups for electrophoretic coatings
The epoxy intermediates with three hydroxyl groups were synthesized from 2-aminoethanol (ETA) with ethylene glycol diglycidyl ether (EGDE) or resorcinol diglycidyl ether (RDGE), followed by the neutralization ...
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Article
Enhancement of mechanical properties of epoxy resin matrix adhesives by high-performance fillers
This study aims to prepare functional fillers using isophorone diisocyanate (IPDI), amine-terminated butadiene acrylonitrile (ATBN), and graphene oxide (GO) to improve the performance of epoxy resin (EP) compo...
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Article
Molecular Dynamics Simulations of Stretch-Induced Crystal Changes in Crystallized Polyethylene/Carbon Nanotubes Nanocomposites
Understanding deformation mechanisms in semi-crystalline polymers during stretching is useful for guiding the processing of high-performance polymer products. In the current work, molecular dynamics simulation...
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Article
Special Issue: Theory and Simulation of Macromolecules
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Article
Self-assembled Conformations of a Core-shell Comb-like Chain with Adjustable Architectural Parameters
Combining Brownian dynamics simulations and self-consistent field theory, we demonstrate that the architectural parameters of core-shell comb-like chains have a decisive influence on their final self-assembled...
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Article
Characterization of fluorinated poly(aryl ether) with low dielectric constant synthesized by nucleophilic polycondensation
There has been a broad demand for materials with high thermal stability and low dielectric constant in the field of microelectronic devices and communication technology. In this paper, a novel fluorinated poly...
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Article
Interface insight of Mo@PS/PVDF dielectrics towards meliorative dielectric performances via engineering organic PS as an interlayer
Develo** polymer dielectrics with a low dielectric loss but high dielectric permittivity (ε′) and breakdown strength (Eb) is steadily expected for applications in microelectronic and electrical industries. In t...
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Article
Modelling the 3D Structure of PEDOT:PSS Supramolecular Assembly in Aqueous Dispersion Based on SAXS with Synchrotron Light
In this work, we study the poly(3,4-ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS) structure in aqueous dispersion with small-angle X-ray scattering (SAXS). In-depth structure analysis is achieved...
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Article
Study on the fatigue resistance of natural rubber with SiO2 microspheres
SiO2 microspheres (N98) is a kind of spherical silica with a microstructure of 200 ~ 400 nm. In this work, different silane coupling agents were used for modification of N98 through wet mixing process. 3-(Trimeth...
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Article
Preparation and properties of Na2HPO4·12H2O-expanded pertile shape stable phase change material for building field
In this study, inorganic hydrated salt Na2HPO4·12H2O with a high enthalpy value and Na2SiO3·9H2O were respectively selected as phase change material (PCM) and nucleating agent to obtain a modified PCM (modified-P...
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Article
Modifying Poly(propylene carbonate) with Furan-based Non-Isocyanate Polyurethanes
Poly(propylene carbonate) (PPC) is gaining significant momentum as a biodegradable polymer using CO2 as an abundant, low-cost and renewable feedstock. Yet, PPC suffers from unsatisfactory thermal and mechanical p...
