Articles with "polyurethane foam" as a keyword



Hydrophobically modified nano‐SiO2 in situ loaded on polyurethane foam as a potential carrier for marine oil spill

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Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.55227

Abstract: In order to enhance the oil–water separation properties of polyurethane foam (PFU), hydrophobic silica nanoparticles (H‐SiO2 NPs) were firstly prepared by incorporating long alkyl chains into silica nanoparticles, and then, it was combined with PFU… read more here.

Keywords: marine oil; sio2 nps; adsorption capacity; polyurethane foam ... See more keywords

Effect of expanded perlite as an environmentally friendly flame‐retardant in semi‐rigid polyurethane foam

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Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.56350

Abstract: The objective of the present study is to synthesize semi‐rigid polyurethane foam/expanded perlite (SrPUF/EP) composites using different amounts of EP, a natural and environmentally friendly alternative to traditional halogen‐containing flame‐retardants in a one‐step process. This… read more here.

Keywords: rigid polyurethane; environmentally friendly; semi rigid; polyurethane foam ... See more keywords

Optimizing Water‐Blown Lignin‐Based Rigid Polyurethane Foam: Formulation Strategies for Enhanced Mechanical and Thermal Performance

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Published in 2025 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.57148

Abstract: Rigid polyurethane foam (RPUF) holds a prominent position in thermal insulation materials. The mechanical and thermal properties of these materials are closely associated with their cell size, structure, and shape. Therefore, optimizing the formulation and… read more here.

Keywords: formulation; lignin based; water blown; rigid polyurethane ... See more keywords

PEDOT: PSS/MXene/TiO2 Decorated Nickel and Polyurethane Foam: Synergistic Effects for High‐Performance EMI Shielding

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Published in 2025 at "Polymers for Advanced Technologies"

DOI: 10.1002/pat.70269

Abstract: The exploration of electronic gadgets calls for low cost, portable, and effective electromagnetic interference (EMI) shield which can be scaled for industrial needs. This study investigates the EMI shielding capabilities of Ni foam (Ni) and… read more here.

Keywords: emi shielding; mxene; tio2; pedot pss ... See more keywords
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Design and formulation of polyurethane foam used for porous alumina ceramics

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Published in 2018 at "Journal of Polymer Research"

DOI: 10.1007/s10965-018-1535-1

Abstract: The present work studied a simple direct foaming method for preparation of porous alumina ceramics by expansion of a ceramic suspension based on polyurethane (PU) foam system. The effects of polyurethane formulas including catalyst composition,… read more here.

Keywords: foam; polyurethane; alumina ceramics; polyurethane foam ... See more keywords

Investigations on characteristics of polyurethane foam impregnated with nanochitosan and nanosilver/silver oxide and its effectiveness in phosphate removal

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Published in 2020 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-020-11257-2

Abstract: A novel potential adsorbent, produced with chitosan nanoparticles and silver/silver oxide nanoparticles impregnated on polyurethane foam (PFCA), is developed for phosphate removal in aqueous solutions. The ultraviolet-visible (UV-Vis) spectroscopy uncovered the emergence of nanoparticles. The… read more here.

Keywords: silver oxide; pfca; polyurethane foam; spectroscopy ... See more keywords

Effects of Environmental Conditions on the Mechanical and Degradation Behavior of Polyurethane Foam Subjected to Various Deformation Histories

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Published in 2019 at "Journal of Materials Engineering and Performance"

DOI: 10.1007/s11665-019-04259-w

Abstract: Since its development, polyurethane foam (PUF) has been widely used as an insulator, including in the marine industry. Liquefied natural gas (LNG) carriers have the highest market share in the LNG-related shipbuilding industry. PUF is… read more here.

Keywords: deformation; puf; polyurethane foam; behavior ... See more keywords

Production of Bio-based Polyol from Oxypropylated Pyrolytic Lignin for Rigid Polyurethane Foam Application

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Published in 2019 at "Waste and Biomass Valorization"

DOI: 10.1007/s12649-019-00876-7

Abstract: Abstract A recent trend in ecofriendly product development is the use of added-value lignin residues. This study aimed to assess the potential use of pyrolytic lignin (PL) for producing rigid polyurethane foam (RPUF). For this… read more here.

Keywords: lignin; rigid polyurethane; polyurethane; polyurethane foam ... See more keywords

Removal of cadmium (II) from aqueous solution and natural water samples using polyurethane foam/organobentonite/iron oxide nanocomposite adsorbent

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Published in 2017 at "International Journal of Environmental Science and Technology"

DOI: 10.1007/s13762-017-1369-0

Abstract: A novel polyurethane foam/organobentonite/iron oxide nanocomposite adsorbent was successfully prepared via in situ polymerization of toluene diisocyanate and polyol in presence of 5 wt% organobentonite/iron oxide. The obtained nanocomposite was characterized in detail, and the results… read more here.

Keywords: foam organobentonite; iron oxide; organobentonite iron; adsorbent ... See more keywords

Removal and confinement of Hg(II) by polyurethane foam functionalized with potassium O-ethyldithiocarbonate

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Published in 2018 at "International Journal of Environmental Science and Technology"

DOI: 10.1007/s13762-018-1723-x

Abstract: Polyurethane foam functionalized with potassium O-ethyldithiocarbonate was evaluated as an extractant material for Hg(II). Several parameters such as pH, mass amount and extraction time were studied. Under the best conditions, a 86% of mercury extraction… read more here.

Keywords: extraction; functionalized potassium; polyurethane; foam functionalized ... See more keywords

Hydrophilization of Polyurethane Foam Carriers in MBBR with Hyperbranched Polymeric Diazonium Salts

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Published in 2018 at "Chemical Research in Chinese Universities"

DOI: 10.1007/s40242-018-8025-1

Abstract: In recent years, there has been a considerable research interest in moving-bed biofilm reactor(MBBR) for its efficiency and stability. This work proposes a new way to modify the hydrophilicity of polyurethane foam(PU) carriers via the… read more here.

Keywords: foam carriers; hyperbranched polymeric; polyurethane foam; polymeric diazonium ... See more keywords