Articles with "polyol" as a keyword



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Recent Advancement in Plant Oil Derived Polyol‐Based Polyurethane Foam for Future Perspective: A Review

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Published in 2019 at "European Journal of Lipid Science and Technology"

DOI: 10.1002/ejlt.201900225

Abstract: Polyurethane foams (PUFs) are widely used materials because of their wide range of applications, particularly, thermal and sound insulation, mattresses, furniture, construction, cushioning, packaging, transportation of goods, etc. Recently, commercial PUF products fabricated from plant… read more here.

Keywords: polyol; plant oil; plant oils; plant ... See more keywords
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One-Component Spray Polyurethane Foam from Liquefied Pinewood Polyols: Pursuing Eco-Friendly Materials

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Published in 2017 at "Journal of Polymers and the Environment"

DOI: 10.1007/s10924-016-0931-z

Abstract: The use of petroleum-derived products should be avoided regarding the principles of green and sustainable chemistry. The work reported herein, is aimed at the liquefaction of pine shavings for the production of an environmentally-friendly polyol… read more here.

Keywords: polyol; component spray; foam; polyurethane ... See more keywords
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Influence of Chemical Structure of Petrochemical Polyol on Properties of Bio-polyurethane Foams

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Published in 2019 at "Journal of Polymers and the Environment"

DOI: 10.1007/s10924-019-01527-7

Abstract: In this study, the influence of the chemical structures of petrochemical polyols on the foaming process of polyurethane compositions as well as on selected properties of the foams obtained has been investigated. Two types of… read more here.

Keywords: polyol; influence chemical; polyurethane; petrochemical polyol ... See more keywords
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The role of Pt loading on reduced graphene oxide support in the polyol synthesis of catalysts for oxygen reduction reaction

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Published in 2020 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2020.02.022

Abstract: Abstract Common carbon-blacks have shown insufficient stability as cathodic catalyst supports for proton exchange membrane fuel cells (PEMFCs). In this regard, alternative supports have been proposed and, specifically graphene or reduced graphene oxide (rGO), have… read more here.

Keywords: graphene oxide; polyol; reduced graphene; support ... See more keywords
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Flame retardant flexible polyurethane foams based on phosphorous soybean-oil polyol and expandable graphite

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Published in 2021 at "Polymer Degradation and Stability"

DOI: 10.1016/j.polymdegradstab.2021.109656

Abstract: Abstract A phosphorous soybean-oil–based polyol was derived via epoxidation and ring opening reaction as an alternative to petrochemical-based polyol for the synthesis of flexible polyurethane foams (FPUFs). 5-wt.% and 10-wt.% of expandable graphite (EG) were… read more here.

Keywords: polyurethane foams; polyol; flexible polyurethane; soybean oil ... See more keywords
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The biodegradable cellulose-derived polyol and polyurethane foam

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Published in 2021 at "Polymer Testing"

DOI: 10.1016/j.polymertesting.2021.107250

Abstract: Abstract The method of polyol synthesis from cellulose, glycidol, and ethylene carbonate in water was elaborated. The obtained polyol was characterized by IR, 1H NMR and MALDI ToF spectroscopy. The polyol was then used to… read more here.

Keywords: polyurethane foam; foam; biodegradable cellulose; cellulose derived ... See more keywords
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Rapid Screening of Polyol Polyketides from Marine Dinoflagellates

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Published in 2022 at "Analytical Chemistry"

DOI: 10.1021/acs.analchem.2c02185

Abstract: Dinoflagellate-derived polyketides are typically large molecules (>1000 Da) with complex structures, potent bioactivities, and high toxicities. Their discovery suffers three major bottlenecks: insufficient bioavailability, low-yield cultivation of producer organisms, and production of multiple highly related… read more here.

Keywords: screening polyol; polyol polyketides; polyketides marine; polyol ... See more keywords
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Bioinspired Design of Strong, Tough, and Highly Conductive Polyol-Polypyrrole Composites for Flexible Electronics.

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Published in 2017 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.7b00717

Abstract: Inspired by the dynamic network structure of animal dermis, we have designed and synthesized a series of polyol-polypyrrole (polyol-PPy) composites. Polyols and polypyrrole are cross-linked by hydrogen bonding and electrostatic interactions to form a dynamic… read more here.

Keywords: polyol; bioinspired design; polyol ppy; polyol polypyrrole ... See more keywords
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Sustained delivery of olanzapine from sunflower oil-based polyol-urethane nanoparticles synthesised through a cyclic carbonate ring-opening reaction.

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Published in 2019 at "IET nanobiotechnology"

DOI: 10.1049/iet-nbt.2018.5440

Abstract: The forefront horizon of biomedical investigations in recent decades is parcelling-up and delivery of drugs to achieve controlled/targeted release. In this regard, developing green-based delivery systems for a spatiotemporal controlling therapeutic agent have drawn a… read more here.

Keywords: cyclic carbonate; release; olanzapine; carbonate ring ... See more keywords
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The Effect of Polyol Composition on the Structural and Magnetic Properties of Magnetite Nanoparticles for Magnetic Particle Hyperthermia

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Published in 2019 at "Materials"

DOI: 10.3390/ma12172663

Abstract: A study of the influence of polyols, with or without an additional reducing agent, on crystallites’ size and magnetic features in Fe3O4 nanoparticles and on their performance in magnetic particle hyperthermia is presented. Three different… read more here.

Keywords: size; polyol; magnetic particle; particle hyperthermia ... See more keywords
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In Vitro Intracellular Hyperthermia of Iron Oxide Magnetic Nanoparticles, Synthesized at High Temperature by a Polyol Process

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Published in 2020 at "Pharmaceutics"

DOI: 10.3390/pharmaceutics12050424

Abstract: We report the synthesis of magnetite nanoparticles (IOMNPs) using the polyol method performed at elevated temperature (300 °C) and high pressure. The ferromagnetic polyhedral IOMNPs exhibited high saturation magnetizations at room temperature (83 emu/g) and… read more here.

Keywords: polyol; temperature; intracellular hyperthermia; hyperthermia iron ... See more keywords