Sound-absorbing porous materials: a review on polyurethane-based foams

N Rastegar, A Ershad-Langroudi, H Parsimehr… - Iranian Polymer …, 2022 - Springer
In recent years, noise pollution has become one of the most critical human environmental
problems. It has adverse effects on people's health and their work efficiency. Therefore …

Effect of heat stress on DNA damage: a systematic literature review

P Habibi, SN Ostad, A Heydari, S Aliebrahimi… - International journal of …, 2022 - Springer
Thermal stress has a direct effect on various types of DNA damage, which depends on the
stage of the cell cycle when the cell is exposed to different climate conditions. A literature …

Fabrication and characterization of green polyurethane foams with enhanced vibration damping capability

P Parcheta-Szwindowska, K Kopczyńska… - ACS Sustainable …, 2023 - ACS Publications
Over the past decades, there has been an intensive development of the technologies and
innovations aimed at increasing the quality of life. This development largely concerns the …

Mechanical and sound absorption properties of open-cell polyurethane foams modified with rock wool fiber

B Mohammadi, A Ershad-Langroudi, G Moradi… - Journal of Building …, 2022 - Elsevier
The main objective of this paper was to evaluate the mechanical and sound absorption
properties of open-cell flexible polyurethane foams (PUFs) synthesized with different …

Investigation of usability of boron doped sheep wool as insulation material and comparison with existing insulation materials

M Altin, GŞ Yildirim - Construction and Building Materials, 2022 - Elsevier
The limited energy resources in the world require maximum attention in energy saving and
energy use. It has always been important to conserve energy by making thermal insulation …

Rock wool-reinforced concrete: Physico-mechanical properties and predictive modelling

ZS Yap, NHA Khalid, Z Haron, WH Khu… - Journal of Building …, 2022 - Elsevier
Recent developments in lightweight concrete (LWC) have led to a renewed interest in
incorporating fibers in concrete. However, research on the specific application of rock wool …

New composite materials made from rigid/flexible polyurethane foams with fir sawdust: acoustic and thermal behavior

AE Tiuc, SI Borlea, O Nemeș, H Vermeșan, O Vasile… - Polymers, 2022 - mdpi.com
The aim of this work is to obtain new materials with improved sound absorbing and thermal
properties, using rigid or flexible polyurethane foam reinforced with recycled fir sawdust from …

Investigating the potential of dihydroxystearic acid as feedstock for rigid polyurethane foam

TNMT Ismail, KW Lee, S Adnan, ZH Ban… - Industrial Crops and …, 2024 - Elsevier
Rigid polyurethane (PU) foam has been widely used for a multitude of applications, primarily
as thermal insulation materials. With the exhortation of “green chemistry” and sustainable …

Experimentation, simulation, and statistical analysis of nanofillers reinforced bio‐based polyurethane foam for acoustical applications

VK Selvaraj, J Subramanian - Polymer Engineering & Science, 2023 - Wiley Online Library
This research aims to develop bio‐based polyurethane foam (PU) with nanofillers to absorb
sound energy across a broad frequency range and compare experimental results to those …

Simultaneously enhanced the sound absorption coefficient and dimensional stability of Carboxymethyl cellulose/clay aerogel by impregnating polyurethane

Y Duan, X Ke, Z Shi, T Ruan, F You, D Zhou… - Materials Today …, 2024 - Elsevier
Carboxymethyl cellulose (CMC) aerogel could be used in the manufacture of highly efficient
sound-absorbing materials because of its low density and sustainability. However, owing to …