<p>This study developed hybrid bio-boards from organic and plastic wastes as sustainable, value-added alternatives to conventional wood particleboard widely used in domestic interior applications while also offering thermal and acoustic insulation benefits. The major raw materials used in the study includes bamboo particles as renewable Bamboo Industrial Process waste, and Shredded Milk Plastic (SMP) derived from recycled waste milk packets. A novel approach of particleboard was investigated using waste SMP as binder with bamboo particles at 50%, 60% and 70% (coded as 50BP, 60BP and 70BP), coupled using an ethylene–glycidyl methacrylate copolymer. Phenol–formaldehyde (PF) (coded 100BP) control boards were produced from bamboo particles bonded with PF resin, and their physical, mechanical, thermal, chemical, morphological, and durability properties were benchmarked against bamboo–SMP composite boards (50–70%). Hybrid bio-boards, particularly 50BP, showed the lowest water absorption (2&#xa0;h and 24&#xa0;h) and thickness swelling (2&#xa0;h and 24&#xa0;h), with reductions of 50.54%, 43.97%, 75.46% and 68.22% respectively, along with better resistance against fungi. Three months of fungal exposure proved that 50BP recorded the lowest mass loss as compare to the 60BP &amp; 70BP that is 8.10%, 12.91% and 19.00% respectively. SMP-bonded boards showed improved water resistance however, mechanical strength declined compared to 100BP. The MOR was 62.68%, 83.06%, and 84.44% lower and the MOE was 47.89%, 57.45%, and 57.54% lower for 50BP, 60BP and 70BP, respectively. The IB values for 50BP and 60BP met the requirement of IS 3087:2005, enabling the substitution of PF resin and virgin wood usage.</p>

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Waste to value: development of hybrid particle board using bamboo and recycled plastic

  • Vipin Kumar Chawla,
  • D. Sujatha,
  • V. Prakash,
  • Sarit Nandan Yadav,
  • Vinod Kumar Upadhyay

摘要

This study developed hybrid bio-boards from organic and plastic wastes as sustainable, value-added alternatives to conventional wood particleboard widely used in domestic interior applications while also offering thermal and acoustic insulation benefits. The major raw materials used in the study includes bamboo particles as renewable Bamboo Industrial Process waste, and Shredded Milk Plastic (SMP) derived from recycled waste milk packets. A novel approach of particleboard was investigated using waste SMP as binder with bamboo particles at 50%, 60% and 70% (coded as 50BP, 60BP and 70BP), coupled using an ethylene–glycidyl methacrylate copolymer. Phenol–formaldehyde (PF) (coded 100BP) control boards were produced from bamboo particles bonded with PF resin, and their physical, mechanical, thermal, chemical, morphological, and durability properties were benchmarked against bamboo–SMP composite boards (50–70%). Hybrid bio-boards, particularly 50BP, showed the lowest water absorption (2 h and 24 h) and thickness swelling (2 h and 24 h), with reductions of 50.54%, 43.97%, 75.46% and 68.22% respectively, along with better resistance against fungi. Three months of fungal exposure proved that 50BP recorded the lowest mass loss as compare to the 60BP & 70BP that is 8.10%, 12.91% and 19.00% respectively. SMP-bonded boards showed improved water resistance however, mechanical strength declined compared to 100BP. The MOR was 62.68%, 83.06%, and 84.44% lower and the MOE was 47.89%, 57.45%, and 57.54% lower for 50BP, 60BP and 70BP, respectively. The IB values for 50BP and 60BP met the requirement of IS 3087:2005, enabling the substitution of PF resin and virgin wood usage.