PRODUCTION OF FIRE-RETARDANT SOUND-ABSORBING PANELS FROM SAGO WASTE
- Resource Type
- research-article
- Authors
- Zainab, N; Azlin, AR Khairul Aidil; Nazlina, S; Hasnain, H; Norhaizat, S; Teng, JX; Lawai, V
- Source
- Journal of Tropical Forest Science, 2013 Oct 01. 25(4), 510-515.
- Subject
- Sago
Memory interference
Ignition
Sound transmission
Flames
Absorptivity
Tropical forests
Nitrogen
Phosphorus
Processing waste
- Language
- English
- ISSN
- 01281283
The accumulation of agricultural waste either in solid or liquid form causes environmental concern. In the utilisation of agricultural waste for developing sustainable construction material, cyclotriphosphazene-incorporated sago wastes as pendant groups were prepared and structurally characterised using infrared spectroscope and scanning electron microscope. The chemically-modified sago waste composite was applied with binders and developed as sound-absorbing panels. These panels are a class of organic—inorganic-based material that is fire resistant. The absorption coefficient of panels gave higher values at low (250 and 500 Hz) and medium (2000 Hz) frequencies. The panel was 51% lighter than fibreboard. The function and basic manufacturing of sound-absorbing panels were similar to other products available in the market. The panels showed excellent anti-termite properties. Pengumpulan sisa pertanian sama ada dalam bentuk pepejal atau cecair telah meningkatkan keprihatinan terhadap alam sekitar. Dalam penggunaan bahan buangan pertanian untuk menghasilkan bahan pembinaan mampan, hampas sagu yang bercantum dengan gelang siklotrifosfazena disediakan dan dicirikan menggunakan spektroskop inframerah dan mikroskop imbasan elektron. Komposit hampas sagu yang diubah suai secara kimia dicampurkan dengan bahan pengikat untuk dijadikan panel penyerap bunyi. Panel ini dikelaskan sebagai bahan organik—tak organik cegah kebakaran. Pekali penyerapan panel adalah tinggi pada frekuensi rendah (250 Hz dan 500 Hz) dan sederhana (2000 Hz). Panel adalah 51% lebih ringan daripada papan gentian. Fungsi dan pembuatan asas panel penyerap bunyi adalah setanding dengan produk lain di pasaran. Panel menunjukkan ciri anti anai-anai yang baik.