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Bamboo Bioplastic Matches Engineering Plastics and Biodegrades in 50 Days

A Nature Communications paper details an alcohol‑solvent method that rebuilds bamboo cellulose into a tough, recyclable material.

Overview

  • The lab-made bamboo molecular plastic recorded about 110 MPa tensile strength and ~80 kJ m^-3 work of fracture, surpassing several common commercial plastics in tests.
  • Test samples fully decomposed in soil in roughly 50 days, unlike typical bamboo fiber composites that cannot completely degrade.
  • Closed-loop recycling trials retained about 90% of the material’s original strength, indicating potential for repeated reuse.
  • The material showed mechanical and thermal stability along with shapability, and it can be produced as large sheets for forming into parts.
  • The study, led by researchers at Northeast Forestry University in Harbin, China, presents a laboratory demonstration with proposed uses in automotive and infrastructure rather than proven industrial deployment.