Effects of biomaterial on the properties of waterborne intumescent fireproof coatings

Wang Zhan, Jinhong Mo, Xin Feng, Zhiyuan Xu, Lixia Li, Le Chen, Qinghong Kong, Qingwu Zhang, Mingyi Chen, Juncheng Jiang

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Silk fibroin was used to enhance the properties of the fireproof coating, ensuring the safe evacuation of occupants in a fire accident. The effects of biomaterial on the properties of the coatings were investigated by fire protection test, thermogravimetric analysis, limited oxygen index, vertical flame test, water resistance test, and mechanical properties test. The carbon layers were characterized after the fire protection test by scanning electron microscopy, energy dispersive spectroscopy, X-ray diffraction, and Fourier transform infrared spectroscopy to analyze the microstructure and chemical composition. The results show that the coating with 6% SF demonstrated the best fire protection, thermal stability, and water resistance. The temperature on the backside is only 255.9°C, and the residual weight is 37.52%. However, the coating with 4% SF exhibits good mechanical properties.

Original languageEnglish
Article numbere55574
JournalJournal of Applied Polymer Science
Volume141
Issue number26
DOIs
StatePublished - 10 Jul 2024

Keywords

  • biomaterials
  • cellulose and other wood products
  • coatings
  • flame retardance

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