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Polyurea membrane for water cleaning: Kinetic and equilibrium modeling of dyes adsorption
The present treatment of water from aqueous solutions, reported from our research work, uses polyurea (PU) as a novel adsorbent. Specifically, the...
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Recyclable Polyurea-Urethane Thermosets with De-Crosslinking Capability in Acetic Acid
Covalent crosslinking points within thermosets generally result in excellent mechanical properties and solvent resistance yet lead to limited...
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Synthesis and Properties of Polyurea Greases Based on Silicone Fluids and Poly-α-olefin Oils
AbstractThe paper describes an investigation of lubricants synthesized by thickening a dispersion medium consisting of silicone oil (PES-5) and...
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Fe3O4@Si-NH2 Magnetic Reinforcement of Novel Polybutadiene-Based Polyurea
AbstractPolybutadiene chemical modification to amine terminated polybutadiene, polyurea and magnetic nanocomposite was settled as the aim of current...
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Thermal cure kinetics of highly branched polyurea resins at different molar ratios
Highly branched polyurea (HBPU) resins have been developed as wood adhesives even though their cure kinetics was not well understood. Here, we report...
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Dendritic polyurea microcapsule: a slow release nitrogenous fertilizer
Nitrogen use efficiency of urea fertilizer is very low for various crops and very large proportions of the fertilizer nitrogen are lost from the crop...
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Development and characterization of self-healing cellulose nanofiber reinforced polyurea composite materials based on multiple dynamic interactions
AbstractInspired by the spontaneous healing of natural skin wounds, self-healing materials have become the focus of research. The repulsive conflict...
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Synthesis and characterization of thermally stable polyurea-TiO2 nanocomposites based on amine terminated polybutadiene
Synthesis and characterization of novel amine terminated polybutadiene, polyurea and TiO 2 -nanocomposites is the aim of current art work. In this...
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The Use of Biochar as Filler in Polyurea Lubricants
The possibility of using biochar of plant origin as filler in polyurea plastic greases was studied, and its effect on their performance was...
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Recyclable and Reprocessable Thermosetting Polyurea with High Performance Based on Diels-Alder Dynamic Covalent Crosslinking
The thermosetting polyurea possessed high tensile strength and elongations at break due to strong intermolecular interactions, but their recycling...
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Thermomechanical investigations of polyurea microspheres
Polyurea is a thermoset elastomer with a wide range of implementations in industrial and biomechanical applications. In the past two decades, bulk...
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Fabrication of MXene/chitosan/polyurea nanocomposite decorated on a graphenized substrate for electro-enhanced solid-phase microextraction of diclofenac followed by its determination using differential pulse voltammetry
A novel solid-phase microextraction fiber based on MXene-chitosan-polyurea (MXene/CS/EPPU) nanocomposite decorated on a graphenized pencil lead...
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Segmental evolution of ultraviolet weathered polyurea
Polyurea has been integrated in various applications ranging from moisture and chemical resistant coatings to improving the impact mitigation of...
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Fabrication PDA-polyurea microcapsules with anti-photolysis and sustained-release performances via Pickering emulsion template
In this study, the pyraclostrobin@polydopamine-polyurea microcapsules (Pyr@PNPMC) with anti-photolysis and sustained-release properties were prepared...
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Effects of chitosan and piperazine on surface morphology and mebeverine hydrochloride removal in polyurea thin film composite membranes
In this study, two novel polyurea thin film composite (TFC) nanofiltration membranes were prepared by interfacial polymerization. Chitosan (CS) and...
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Mechanical Properties of Insulation Coatings Based on Modified Polyurea
AbstractThe influence of chemical and physicochemical modification on the mechanical properties of polyurea coatings has been studied. It has been...
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Improvement of the Tribological Properties of Polyurea Lubricants by the Use of Functional Additives
The effect of antifriction additives based on dialkyldithiophosphoric acid and molybdenum-containing friction modifiers (A-22, A-23, A-24, DF-11,...
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Highly Efficient and Recyclable Au/Aniline-Pentamer-Based Electroactive Polyurea Catalyst for the Reduction of 4-Nitrophenol
Heterogeneous catalysts based on metallic nanoparticles are promising candidates for wastewater treatment. However, they aggregate easily as a result...
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Synthesis, characterization and catalytic application of functionalized polyureas
Polyureas are an emerging class of materials which have broad potential applications because of their versatility, complex internal structures. Here...
