Articles with "rigid polyurethane" as a keyword



Flame‐retardant rigid polyurethane foam composites with the incorporation of steel slag and DMMP: A novel strategy for utilizing metallurgical solid waste

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Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.55753

Abstract: Steel slag (SS) as solid waste, has low resource utilization efficiency and seriously endangers environmental safety and human health. To explore the potential utilization value of SS and address the flammability challenge of rigid polyurethane… read more here.

Keywords: dmmp; steel slag; rigid polyurethane; flame retardant ... 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

Phytic Acid/Sodium Alginate Coating to Enhance Flame Retardancy of Rigid Polyurethane Foam: A Novel Strategy for Fire Safety

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Published in 2025 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.56842

Abstract: The precursor composed of phytic acid (PA) and sodium alginate (SA) was fabricated using the sol–gel technique and subsequently applied as a coating on the surface of rigid polyurethane foam (RPUF). PA/SA aerogel was obtained… read more here.

Keywords: phytic acid; flame; sodium alginate; rigid polyurethane ... 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

Mechanical, Thermal Properties and Stability of Rigid Polyurethane Foams Produced with Crude-Glycerol Derived Biomass Biopolyols

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Published in 2020 at "Journal of Polymers and the Environment"

DOI: 10.1007/s10924-020-01686-y

Abstract: Rigid polyurethane foams of significant renewable content (up to 50%) were produced using biomass biopolyols obtained previously via crude-glycerol mediated solvothermal liquefaction of three industrial biomass residue feedstocks: digested sewage sludge, hemp stalk hurds and… read more here.

Keywords: biomass; rigid polyurethane; crude glycerol; polyurethane foams ... See more keywords
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Fabrication of novel formulations from rigid polyurethane foams and mortar for potential applications in building industry

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Published in 2019 at "Journal of Polymer Research"

DOI: 10.1007/s10965-019-1934-y

Abstract: Rigid polyurethane (PU) foams are widely used in modern life owing to excellent strength and weight carrying capacity. Most of the rigid PU foams in the market are based on polypropylene oxide (PPO) and methylene… read more here.

Keywords: formulations rigid; rigid polyurethane; polyurethane; polyurethane foams ... 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

Surface modification of multi-scale cuprous oxide with tunable catalytic activity towards toxic fumes and smoke suppression of rigid polyurethane foam

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Published in 2021 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2021.149792

Abstract: Abstract The development of flame retardant rigid polyurethane foam (RPUF) composites with low smoke toxicity emission, as well as excellent mechanical properties remains a huge challenge. Herein, a facile wet chemical approach was proposed for… read more here.

Keywords: polyurethane foam; surface; rigid polyurethane; rpuf ... See more keywords

Phosphorus-containing silane modified steel slag waste to reduce fire hazards of rigid polyurethane foams

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Published in 2020 at "Advanced Powder Technology"

DOI: 10.1016/j.apt.2020.01.019

Abstract: Abstract Steel slag (SS) waste was microencapsulated by a 9, 10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide (DOPO)-derived silane via sol–gel reaction to improve its compatibility with polymer as well as to enhance flame retardant efficiency. The modified steel slag (mSS)… read more here.

Keywords: slag waste; steel slag; rigid polyurethane; modified steel ... See more keywords

Highly efficient catalysts for reducing toxic gases generation change with temperature of rigid polyurethane foam nanocomposites: A comparative investigation

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Published in 2018 at "Composites Part A: Applied Science and Manufacturing"

DOI: 10.1016/j.compositesa.2018.05.028

Abstract: Abstract Huge consumption of rigid polyurethane foam (RPUF) brings about two serious challenges for our society: fire hazards and environmental pollution. To address these issues, metal oxides and bimetallic oxides used for reducing smoke toxicity… read more here.

Keywords: highly efficient; rigid polyurethane; efficient catalysts; polyurethane foam ... See more keywords

Pyrolytic behavior of waste extruded polystyrene and rigid polyurethane by multi kinetics methods and Py-GC/MS

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Published in 2018 at "Fuel"

DOI: 10.1016/j.fuel.2018.02.143

Abstract: Abstract The utilization of polymer wastes for volatile fuel production has been considered as a sustainable and environmental-friendly approach for achieving better waste management, pollution protection, and renewable energy security. Polymer pyrolysis, as an ideal… read more here.

Keywords: extruded polystyrene; pyrolysis; rigid polyurethane; waste ... See more keywords