Melbi Mahardika

Sustainable valorization of oil palm empty fruit bunches for high-purity nitrocellulose: Optimization of acid ratios and life cycle assessment

Widyastuti Widyastuti, Emil Nawfal Adrevi, Vania Mitha Pratiwi, Hanifuddin Nurdiansyah et autres

The sustainable synthesis of nitrocellulose from lignocellulosic biomass faces challenges due to yield limitations and environmental concerns. This study explores nitrocellulose production from cellulose extracted from oil palm empty fruit bunches (OPEFB) and examines the effect of cellulose-to-acid ratios on its properties. …

Green Aeonium Arboreum ‐Synthesis of Nickel Nanoparticles for Efficient Removal of Paracetamol From Water

Komal C. Gupta, Ruchi Bharti, Renu Sharma, Priya Kaushik et autres

ABSTRACT This study offers a green methodology for synthesis of nickel nanoparticles (Ni NPs) employing Aeonium Arboreum ( A. arboreum ) extract and the removal of paracetamol from aqueous solution. This methodology was optimized by varying key parameters, achieving 0.5 M nickel …

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Modified PVA Film from Methanol-Soluble Phenolic Extracts of Spatholobus littoralis Hask as Active Pharmaceutical Packaging

Kadriadi Kadriadi, Hairul Abral, Melbi Mahardika, Ilhamdi Ilhamdi et autres

The development of active pharmaceutical packaging based on biodegradable materials is an important strategy to reduce dependence on single-use plastics and their environmental impact. Polyvinyl alcohol (PVA) is a potential biodegradable polymer, but it has limitations in terms of exposure to ultraviolet …

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Water Affinity and Environmental Characteristics of Thermoplastic Cassava Starch/ Beeswax Reinforced with Sugarcane Bagasse Fibre

Ridhwan Jumaidin, Zatil Hafila Kamaruddin, Nurul’Ain Haniyun, Process Engineering Unit, Infineon Technologies (M) Sdn Bhd, FTZ Batu Berendam, 75350, Melaka et autres

This study examines the effects of sugarcane bagasse on the properties of thermoplastic cassava starch (TPCS)/ beeswax (BW) composites. Composites containing sugarcane bagasse at varying ratios (10–30 wt.%) were prepared using dry mixing and hot pressing at 145°C. The environmental performance of …

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Physical, Mechanical and Thermal Properties of Oil Palm Cellulose Nanofiber Filled Natural Fiber Reinforced Polylactic Acid Hybrid Composites for Sustainable Furniture

Muhammad Adlan Azka, Saaed Abdullah Mousa, Vasi Uddin Siddiqui, S.M. Sapuan et autres

Wood polymer composites (WPC) face environmental challenges in waste disposal, wood overexploitation, and wood utilization stricter regulations. Therefore, this study explores using natural fibers like bamboo and kenaf as substitutes for wood, combined with biopolymers such as polylactic acid (PLA). However, previous …

Physical, Mechanical and Thermal Properties of Oil Palm Cellulose Nanofiber Filled Natural Fiber Reinforced Polylactic Acid Hybrid Composites for Sustainable Furniture

Muhammad Adlan Azka, Saaed Abdullah Mousa, Vasi Uddin Siddiqui, S.M. Sapuan et autres

Wood polymer composites (WPC) face environmental challenges in waste disposal, wood overexploitation, and wood utilization stricter regulations. Therefore, this study explores using natural fibers like bamboo and kenaf as substitutes for wood, combined with biopolymers such as polylactic acid (PLA). However, previous …

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Mohd Hafizuddin Ab Ghani, Azniwati Abd Aziz, Mohd Ridhwan Adam, Pingkan Aditiawati et autres

Cationic functionalization of nanocellulose for emerging applications

Nuur Ain Syafwa Mohd Fadzil, Mohd Nurazzi Norizan, Azniwati Abd Aziz, Mohamad Haafiz Mohamad Kassim et autres

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Comparative Characterization of Carrageenan Extracted KOH Treatment and Commercially Available Counterparts

Manda Vais Jatul Fitri, Melbi Mahardika, Yuni Kusumastuti, Mochamad Asrofi

The development of seaweed-derived products, particularly carrageenan, is increasingly prioritized in Indonesia to support sustainability and strengthen the local economy. Despite extensive studies on carrageenan extraction, ... | Find, read and cite all the research you need on Tech Science Press

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Kenaf Fibre–Based Composites as Sustainable Materials for Marine Applications: A Short Review

Muhammad Asyraf Muhammad Rizal, Mohd Yazid Yahya, Rushdan Ahmad Ilyas, Melbi Mahardika

Kenaf fibre has attracted increasing attention as a sustainable reinforcement material for polymer composites, particularly for applications in marine environments where lightweight structures, corrosion resistance, and environmental compatibility are essential. This review critically examines the current state of research on kenaf fibre–reinforced …

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Oil Palm Empty Fruit Bunch–Derived Cellulose as a Sustainable Reinforcement for Enhanced Starch-Based Bioplastic Films

Maisy Pitaloka Sinaga, Sheilla Ika Amalia, Salma Hanan Arwinda, Al Aqib Anugerah Ramadhan et autres

The limited mechanical performance of starch-based bioplastic films, particularly their low strength and stiffness, remains a major challenge for their broader application as sustainable packaging materials. This study aims to address this issue by utilizing cellulose fibers extracted from oil palm empty …

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