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An Experimental and Optimization of Bio-Based Polyurethane Foam for Low-Velocity Impact: Towards Futuristic Applications

  • Vinoth Kumar Selvaraj
  • , Jeyanthi Subramanian*
  • , Prince Lazar
  • , S. Raja
  • , J. M. Jafferson
  • , S. Jeevan
  • , Pranav Krishnan
  • , Ashish Abraham Zachariah
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

6 Scopus citations

Abstract

This study endeavors to assess the load-varying capacity and energy absorption potential of bio-based polyurethane foam (PUF) fortified with nanofillers of varying ratios for low-velocity impact testing. Carboxy-methyl cellulose (CMC), magnesium oxide (MgO), and bamboo charcoal (BC) nanofillers were incorporated into a poly vinyl-alcohol (PVA) – borax polymer slime matrix via stirring and agitation, then applied onto the bio-based PUF using the dip coating technique. The structural integrity and uniformity of the samples were meticulously investigated utilizing a cutting-edge high-resolution scanning electron microscope (HR-SEM). Drop tests were conducted on the samples under fixed weight and height conditions, with resulting values recorded. These data were subsequently analyzed using response surface methodology (RSM) to determine the optimal nanofiller ratio for maximum low-velocity impact (LVI) absorption. The study revealed that the optimal LVI value attained was 1.894 J for the composition comprising 0.5wt.% of CMC, 2wt.% of MgO, and 25wt.% of BC. These findings underscore the potential of bio-based PUF filled with nanofillers as a versatile material applicable in various domains, including automotive bumpers for mitigating damage from low-speed impacts, as well as in sports equipment, furniture, and construction, where impact absorption and cushioning properties are paramount.

Original languageEnglish
Title of host publicationHigh-performance Sustainable Materials and Structures - Processing, Evaluation and Applications
EditorsPrince Lazar, I.A. Palani, Manish Kumar
PublisherSpringer Science and Business Media B.V.
Pages244-261
Number of pages18
ISBN (Print)9783031725265
DOIs
StatePublished - 2024
Externally publishedYes
Event1st International Conference on Advanced Materials Manufacturing and Structures, ICAMMS 2024 - Chennai, India
Duration: 22 Feb 202423 Feb 2024

Publication series

NameSustainable Civil Infrastructures
ISSN (Print)2366-3405
ISSN (Electronic)2366-3413

Conference

Conference1st International Conference on Advanced Materials Manufacturing and Structures, ICAMMS 2024
Country/TerritoryIndia
CityChennai
Period22/02/2423/02/24

Bibliographical note

Publisher Copyright:
© The Author(s), under exclusive license to Springer Nature Switzerland AG 2024.

Keywords

  • Biocomposites
  • HR-SEM
  • Low-velocity Impact
  • RSM

ASJC Scopus subject areas

  • Computational Mechanics
  • Environmental Engineering
  • Civil and Structural Engineering
  • Geotechnical Engineering and Engineering Geology

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