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Currently, there is significantEco-friendly furniture interestComposites for new AmazonianAmazonian fibers fibers as reinforcements compatible with polymer matricesPolymer, owing to their low density and biodegradability. This article evaluates the mechanical behavior of polyester compositesPolyester composites with 10, 20, and 30 vol% matamata fiber contents, manufactured by hand lay-up molding and tested for tensile, flexural, and Izod impact properties, and examined using Scanning Electron Microscopy (SEM). The greatest improvements in properties were observed at 30 vol%, with a specific strength of 39.08 ± 2.62 MPa cm3/g and a specific modulus of 0.69 ± 0.03 GPa cm3/g and total strain of 6.90 ± 0.53%. In flexural testing, the strength increased to 56.44 ± 2.76 MPa cm3/g, the specific modulus of 2.55 ± 0.12 GPa cm3/g and strain was 2.24 ± 0.17%. Under Izod impact strength increased up to 31.76 ± 2.7 J/m. ANOVA and Tukey tests confirmed the influence of different reinforcement contents. The fractographic analysis by SEM showed a predominantly brittle behavior of the compositesComposites. These results indicate the potential of Matamata fiber for use in the structural components of chair seats and backrests.

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Tensile, Flexural, and Izod Impact Behavior of Polymeric Composites Reinforced with Varying Matamata Fiber Contents for Eco-friendly Applications in Furniture Design

  • 会议论文

  • 发表日期：

    2026年

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  • Diemison Lira Santa Rosa,
  • Marcelo Oliveira de Lima Júnior,
  • Felipe Perissé Duarte Lopes,
  • Noan Tonini Simonassi,
  • Sérgio Neves Monteiro,
  • Alisson Clay Rios da Silva,
  • Verônica Scarpini Candido

摘要

Currently, there is significantEco-friendly furniture interestComposites for new AmazonianAmazonian fibers fibers as reinforcements compatible with polymer matricesPolymer, owing to their low density and biodegradability. This article evaluates the mechanical behavior of polyester compositesPolyester composites with 10, 20, and 30 vol% matamata fiber contents, manufactured by hand lay-up molding and tested for tensile, flexural, and Izod impact properties, and examined using Scanning Electron Microscopy (SEM). The greatest improvements in properties were observed at 30 vol%, with a specific strength of 39.08 ± 2.62 MPa cm3/g and a specific modulus of 0.69 ± 0.03 GPa cm3/g and total strain of 6.90 ± 0.53%. In flexural testing, the strength increased to 56.44 ± 2.76 MPa cm3/g, the specific modulus of 2.55 ± 0.12 GPa cm3/g and strain was 2.24 ± 0.17%. Under Izod impact strength increased up to 31.76 ± 2.7 J/m. ANOVA and Tukey tests confirmed the influence of different reinforcement contents. The fractographic analysis by SEM showed a predominantly brittle behavior of the compositesComposites. These results indicate the potential of Matamata fiber for use in the structural components of chair seats and backrests.