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Article
The effect of ester and ether ratio on air permeability, windproof and mechanical properties of solvent-free water-based polyurethane foam
Solvent-borne polyurethane (PU) is the main product in PU synthetic leather, which has soft handling, breathability, and moisture permeability properties by wet type. The PU film would produce the irregular fo...
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Article
Upcycling Recycled Epoxy-Based Vitrimer for Enhancing Toughness of Poly(ethylene terephthalate)
This article reports a potential high-value reuse pathway for a depolymerized vitrimer matrix from abandoned composites. A series of polyethylene terephthalate (PET)-based copolymers containing various amounts...
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Article
Open AccessBiobased polyester versus synthetic fiberglass casts for treating stable upper limb fractures in children: a randomized controlled trial
Stable upper limb fractures, such as radius, ulna, or distal humerus fractures, are common pediatric orthopedic traumas that are traditionally managed with cast immobilization. The commonly used synthetic fibe...
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Article
Characterization and Synthesis of 2-Hydroxyethyl Acrylate-Encapsulated Pigments by Emulsion Polymerization with Excellent Color Fastness and Stability
We synthesized polymer-encapsulated pigments with excellent properties by using only one monomer, such as 2-hydroxyethyl acrylate (HEA). The polymer-encapsulated pigments were synthesized by emulsion polymeriz...
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Article
Synthesis and characterization of poly(urethane-imide) derived from structural effect of diisocyanates
Although polyurethane (PU) has excellent extensibility and flexibility, it is thermally unstable, which limits how it can be utilized. By contrast, polyimide (PI) is a high-performance and thermally stable pol...
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Article
Synthesis and properties of biomass polyether diols based polyurethane dispersions by a solvent-free process
Environmental protection is a global objective and a key factor in future development. Decreasing volatile organic compounds and replacing fossil-based materials are considered huge challenges in the ecofriend...
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Article
Synthesis and Characterization of the Temperature Controllable Shape Memory of Polycaprolactone/Poly(ethylene terephthalate) Copolyester
In this study, a series of novel controllable shape-memory polymers composed of poly(ethylene terephthalate) (PET) and poly(ε-caprolactone) (PCL) were synthesized using the one-pot method and were spun using the ...
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Article
A Self‐healing and Thermal Radiation Shielding Magnetic Polyurethane of Reducing Retro Diels–Alder Reaction Temperature
Self-healing magnetic polyurethanes have been fabricated with 4,4′-methylene diphenyl diisocyanate (MDI), poly(1,4-butylene adipate) (PBA-2000), furfurylamine (FMA), bismaleimide (BMI), and magnetic materials ...
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Article
Enhanced crystallization rate of bio-based poly(butylene succinate-co-propylene succinate) copolymers motivated by glycerol
Isothermal crystallization kinetics are performed in poly(butylene succinate-co-propylene succinate) (PBSPS) in a BS/PS ratio of 10/0(PBS) to 7/3 with 0 and 0.02 mol% glycerol, indicating PBSPS copolymers are 3D ...
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Article
Influence of Different Molecular Weights and Concentrations of Poly(glycidyl methacrylate) on Recycled Poly(ethylene terephthalate): A Thermal, Mechanical, and Rheological Study
Recycled poly(ethylene terephthalate) (r-PET) is a thermoplastic polyester. Repeated heat processing of r-PET may negatively affect physical properties due to thermal degradation. Therefore, to improve the phy...
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Article
The influence of 1,4-cyclohexanedicarboxylic acid on the thermal and mechanical properties of copolyamides
The present paper describes the novel aliphatic polyamide 6 (PA6) copolyamides by the melt polymerization reaction of our newly synthesized aliphatic diamine monomer: N1,N6-Bis-(2-aminoethyl)adipamide (BAEA). The...
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Article
Light shear thickening fluid (STF)/Kevlar composites with improved ballistic impact strength
Shear thickening fluids (STFs) have been developed for various applications such as body armor, viscoelastic dampers, and sports equipment. In this paper, the preparation and rheological properties of an STF a...
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Article
Different approaches for creating nanocellular TPU foams by supercritical CO2 foaming
In this study, three different approaches were applied to obtain thermoplastic polyurethane (TPU) nanocellular foams. The TPU was synthesized with a 4, 4′-methylenebis (phenyl isocyanate) and 1, 4-butanediol (...
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Article
Effect of tacticity on the cyclization of polyacrylonitrile copolymers
This work investigated polyacrylonitrile copolymers synthesized using methyl acrylate (MA) and dimethyl itaconate (DMI) as second monomers by bulk polymerization in the presence of magnesium chloride as a reag...
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Article
Effects of NCO/OH ratios and polyols during polymerization of water-based polyurethanes on polyurethane modified polylactide fabrics
Polylactides (PLAs) are a type of environmental friendly material. PLA fabrics feature excellent performance in terms of texture, comfort, curling effect, crystallinity, and transparency. However, because of i...
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Article
Synthesis and characterization of hyperbranched copolymers hyper-g-(NIPAAm-co-IAM) via ATRP
A hyperbranched copolymer, hyperbranched-g-(N-isopropylacrylamide-co-itaconamic acid) (“hyperbranch-g-(NIPAAm-co-IAM)”), serving as a pH- and thermo-responsive material, was synthesized via atomic transfer radica...
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Article
Synthesis and characterization of a poly-tetraaniline-urethane/Ag-nanowire or/graphene conductive elastomer
Tetraaniline-containing poly(urethane-urea) (TAPU), a new material, was synthesized in this study and blended with Ag nanowire (≤ 3 wt.%), denoted as TAPU/A, or graphene (≤ 3 wt.%), denoted as TAPU/G, to form ...
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Article
Preparation of thermo- and pH-responsive star copolymers via ATRP and its use in drug release application
A star-shaped copolymer, poly(N-isopropylacrylamide-co-itaconamic acid (poly(NIPAAm-co-IAM)), being pH- and thermo-dual-responsive, was synthesized by atomic transfer radical polymerization (ATRP) and characteriz...
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Article
Formation of liquid crystals and behavior of LCST upon addition of xanthan gum (XG) to hydroxypropyl cellulose (HPC) solutions
This study investigates liquid crystalline (LC) formation and lower critical solution temperature (LCST) of HPC solutions upon the addition of XG in various ratios. The LC region of HPC/H2O/H3PO4 tertiary system ...
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Article
Liquid crystalline phase in xanthan gum (XG)/H2O/H3PO3 and XG/H2O/H3PO4 tertiary systems: a thermal and rheological study
This study investigates the difference in phase transition and rheological behavior between xanthan gum (XG)/H2O/H3PO3 (XWP3) and XG/H2O/H3PO4 (XWP4) tertiary systems using polarized optical microscopy, Fourier t...
