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Synthesis and Characterization of Aluminosilicate Catalysts from Volcano Mud for Biofuel Production with Different Feedstocks Hartati, Hartati; A'yuni, Qurrota; Dewi, Nita Safira; Firda, Putri Bintang Dea; Izzah, Adiba Naila; Prasetyoko, Didik; Harmami, Harmami; Ahmad, Shahrul Nizam
Indonesian Journal of Chemistry Vol 24, No 6 (2024)
Publisher : Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/ijc.96149

Abstract

The increasing awareness of sustainable development goals has led to the intensive development of biofuel as a substitute for fossil fuels. This study investigates the potency of volcano mud (VM) as the precursor in synthesizing aluminosilicate catalysts for biofuel production. Three catalysts were synthesized, A3, A3T, and A5, in a manner to investigate the effect of tetrapropylammonium hydroxide (TPAOH) addition and hydrothermal time on the crystallinity, Si/Al ratio, and textural properties of the catalysts. The catalytic activity of the synthesized catalysts was evaluated in two different qualities of feedstock, i.e., oleic acid (OA) and waste cooking oil (WCO). It is found that A5 which is synthesized with longer hydrothermal of 5 h has desirable properties, a high mesoporous surface area of 159 m2/g, and a high acidity of 0.263 mmol/g. Catalyst A5 is proven to have similarly high catalytic activity in both WCO and OA feedstock, achieving a liquid yield of 93% with FAME selectivity of 95% for WCO and 95% liquid yield and FAME selectivity of 99% for OA feedstock. These results suggest that A5 is a versatile catalyst in biofuel production from either high or low-quality feedstocks.
Increasing Production, Improving Product Quality, and Empowering the Cracker Entrepreneur Group in Ngelom Pesantren Village A'yuni, Qurrota; Widati, Alfa Akustia; Raharjo, Yanuardi; Pudjiastuti, Pratiwi; Adiarto, Tokok; Harsini, Muji; Prasetyo, A. Budi; Supriyanto, Ganden; Darmokoesoemo, Handoko; Izzah, Adiba Naila; Haula', Hamizah; Hermawan, Hamzah Hilmy; Rizqullah, Almaysh Haidar
Agrokreatif: Jurnal Ilmiah Pengabdian kepada Masyarakat Vol. 12 No. 1 (2026): Agrokreatif Jurnal Ilmiah Pengabdian kepada Masyarakat
Publisher : Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/agrokreatif.12.1.139-150

Abstract

This community service aims to assist by disseminating technology related to production equipment, which will help increase both the quantity and quality of products. Additionally, the program offers training on oil quality and teaches how to process waste cooking oil into soap. This community service activity is a way to achieve SDGs in the Decent Work and Economic Growth category through Small Entrepreneur and the Rural Economy. The activities were held in Ngelom Pesantren Village from April until September 2023 to overcome the priority problems that exist in the cracker entrepreneur group. The participants of this activity were a group of cracker entrepreneurs in Ngelom Pesantren Village, totaling 30 participants. Activities were carried out through research methods, workshops, and procurement of tools to improve the production process and quality of cracker products. The workshop topics covered halal certification of food products, oil quality standards, and making soap from waste cooking oil. The survey results showed that participants had a satisfaction level of 92% towards the activities and 93% towards the procurement of tools provided, and the production increased by 202.78%. In addition, the crackers are less greasy and the packaging is well-sealed, which can improve the quality of cracker products.