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

One‐Step Solvent‐Free Synthesis of Dimer Diamine‐Based Autocatalytic Polyol for the Preparation of Polyurethane Foams

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Published in 2024 at "Macromolecular Materials and Engineering"

DOI: 10.1002/mame.202400003

Abstract: Herein, this work reports the facile synthesis of a dimer diamine‐based autocatalytic polyol (ACP) and its use in polyurethane foam preparation. The ACP, namely TETRAOL is synthesized in one step, without using solvent, and with… read more here.

Keywords: synthesis dimer; dimer diamine; diamine based; polyol ... See more keywords

Modulating Cobalt Valence Cycle Energetics for Selective Biomass Polyol Oxidation.

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Published in 2025 at "Small"

DOI: 10.1002/smll.202506367

Abstract: Biomass-derived intermediates often contain multiple alcohol groups, and their selective oxidation is crucial for effective valorization. CoOOH is a promising electrocatalyst for polyol upgrading, converting alcohols into valuable products, such as carboxylic acids. However, the… read more here.

Keywords: modulating cobalt; polyol; biomass; oxidation ... See more keywords

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

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

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

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

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

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

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

Polyurethane Foam Chemical Recycling: Fast Acidolysis with Maleic Acid and Full Recovery of Polyol

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Published in 2024 at "ACS Sustainable Chemistry & Engineering"

DOI: 10.1021/acssuschemeng.3c07040

Abstract: Chemical recycling of polyurethane (PU) waste is essential to displace the need for virgin polyol production and enable sustainable PU production. Currently, less than 20% of PU waste is downcycled through rebinding to lower value… read more here.

Keywords: polyurethane; polyol; recovery; chemical recycling ... See more keywords