Synthesis of Silanated Coconut Oil-Based Waterborne Polyurethane Coating for Corrosion Protection

  • Dave Joseph E. Estrada
  • , Amierson C. Tilendo
  • , Arnold C. Alguno
  • , Alona A. Lubguban
  • , Gerard G Dumancas
  • , Anthony O. Maputi
  • , Vanessa Enobio
  • , Roberto M. Malaluan
  • , Arnold A. Lubguban

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

In this study, an eco-friendly coconut oil-based polyol blend was synthesized for bio-based waterborne polyurethane (WBPU) and WBPU-silane composite coatings. It was demonstrated that an increase in silane content incorporated into the WBPU matrix significantly enhanced the corrosion protection of WBPU coatings. Results also show a fourfold increase in the adhesion strength of WBPU-silane composite coatings as compared to that of bare WBPU coatings. Further, the water contact angle revealed that hydrophobic properties increase as the silane content incorporated into the WBPU matrix increases. This work provides a novel route for enhanced corrosion protection utilizing a bio-based polyol blend.
Original languageEnglish
Pages (from-to)77-87
Number of pages11
JournalSolid State Phenomena
Volume351
DOIs
StatePublished - Jan 1 2023

Keywords

  • adhesion strength
  • Anti-corossion coating
  • coconut oil
  • silane
  • thermal stability
  • waterborne

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