Breadfruit Leaves-Polyethylene Composites: Mechanical and Degradation Characteristic under Watered Environment | Chapter 8 | Novel Perspectives of Geography, Environment and Earth Sciences Vol. 7

 Weathering tests in diluted environment were continue activity a low-cost degradable polymer composite. The cheap degradable polymeric composites were prepared from polyethylene (PE) and grated breadfruit leaves (PBL). PBL were mixed with polyethylene in an within mixer at a hotness above the glass change of PE without supplements. Formulations were based on 100, 90, 85, 80 and 75 dry burden % of PE contents. The effect of the grated particle proportion (140 and 100 mesh) on the composite mechanical properties was judged by means of worldwide testing structure (UTM) and hardness Rockwell experimental. The chemical change in conditions of carbonyl transmittance was judged by Fourier transform shade resembling such a color spectroscopy (FTIR) in wavenumber ca. 1715 cm-1. According to the findings, accumulating more leaf powder increased the composites' adaptable and flexural modulus. With a higher allotment of PBL in the composites, the tensile strength, yield substance, yield strain, and hardness all lowered. With the PBL present, but regardless of the content of PBL, flexural substance was somewhat shortened. In comparison to 100 mesh, the mechanical traits of 140 mesh PE/PBL composites were generally better. The surface of the size composite was made more absorbent using PE/PBL composites, that improved water assimilation.  The carbonyl peak was fairly not apparent in the composites till 10 weeks in watered surroundings. The mechanical shame of the PE/PBL composites most likely governed apiece absorbed water of PBL.

Author(s) Details:

Rahmat Satoto,
Research Center for Biomass and Bio-product, National Research and Innovation Agency (BRIN), Jalan Raya Jakarta-Bogor, Km. 46, Cibinong-16911, Indonesia,

Siti Rohmah,
Deparment of Physics Education, Universitas Pendidikan Indonesia, Jalan Dr. Setiabudhi-229, Bandung, Indonesia.

Abubakar Abdulhamid,
Deparment of Physics Education, Universitas Pendidikan Indonesia, Jalan Dr. Setiabudhi-229, Bandung, Indonesia.

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