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Journal : Bulletin of Chemical Reaction Engineering

Conversion of Sunan Candlenut Oil to Aromatic Hydrocarbons with Hydrocracking Process Over Nano-HZSM-5 Catalyst Al Muttaqii, Muhammad; Marbun, Maja Pranata; Sudibyo, Sudibyo; Aunillah, Asif; Pranowo, Dibyo; Hasanudin, Hasanudin; Rinaldi, Nino; Bardant, Teuku Beuna
Bulletin of Chemical Reaction Engineering & Catalysis 2024: BCREC Volume 19 Issue 1 Year 2024 (April 2024)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.20116

Abstract

In this paper, the catalysts (Nano-HZSM-5 and Fe-La/nano HZSM-5) were prepared with incipient wetness impregnation and applied for hydrocracking of Sunan candlenut oil. The hydrocracking process was conducted in a batch reactor with a pressure of 20-30 bar H2 gas for 2 h under various temperatures. The results demonstrated that hydrocracking of Sunan candlenut oil using nano HZSM-5 and Fe-La/NHZ catalysts could be converted into aromatic hydrocarbons, and the reaction temperature affected hydrocarbon production. The aromatic compounds, such as propyl-benzene, 1-ethyl-3-methylbenzene, heptyl-benzene, 2-ethyl-naphthalene, etc., reached 35.51% over the Fe-La/NHZ_2 catalyst. In all cases, the zeolite-based catalysts are the most suitable to produce aromatic hydrocarbons. Metal impregnated (Fe and La) on nano HZSM-5 catalyst could improve the aromatics compounds due to increased metal and acid sites. Copyright © 2024 by Authors, Published by BCREC Publishing Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0).
Optimization Photodegradation of Methylene Blue Dye using Bentonite/PDA/Fe3O4@CuO Composite by Response Surface Methodology Riyanti, Fahma; Hariani, Poedji Loekitowati; Hasanudin, Hasanudin; Rachmat, Addy; Purwaningrum, Widia
Bulletin of Chemical Reaction Engineering & Catalysis 2024: BCREC Volume 19 Issue 2 Year 2024 (August 2024)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.20132

Abstract

This study aims to synthesize bentonite/PDA/Fe3O4@CuO composites as a catalyst for the photodegradation of Methylene blue dye. Composite characterization involves X-ray Diffractometry (XRD), Scanning Electron Microscopy (SEM) with X-ray Energy Dispersion Spectrometry (EDS), UV-Vis Diffuse Reflectance Spectroscopy (UV-Vis DRS), and Vibrating Sample Magnetometer (VSM). Response Surface Methodology (RSM) employs Central Composite Design (CCD) to optimize photodegradation by varying dye concentration, irradiation time, and catalyst dose. The bentonite/PDA/Fe3O4@CuO composites exhibit a saturation magnetization value of 54.82 emu/g and a band gap of 2.1 eV. The optimization revealed that concentration and dose significantly impact the photodegradation efficiency. A quadratic model is suitable for modeling the photodegradation of Methylene blue dye using bentonite/PDA/Fe3O4@CuO composites, as determined by analysis of variance (ANOVA). The optimal conditions for achieving maximum photodegradation efficiency were identified as a dye concentration of 10 mg/L, an exposure time of 90 min, and a catalyst dose of 1.67 g/L. Under these parameters, the photodegradation process exhibited a remarkable efficiency of 100%. The Bentonite/PDA/Fe3O4@CuO composites exhibited strong stability, efficiency, and recyclability. After six photodegradation cycles, there was a 5.18% decrease in photodegradation efficiency. Copyright © 2024 by Authors, Published by BCREC Publishing Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0).
Conversion of Isopropanol to Diisopropyl Ether over Cobalt Phosphate Modified Natural Zeolite Catalyst Hasanudin, Hasanudin; Asri, Wan Ryan; Rahmawati, Rahmawati; Riyanti, Fahma; Maryana, Roni; Al Muttaqii, Muhammad; Rinaldi, Nino; Hadiah, Fitri; Novia, Novia
Bulletin of Chemical Reaction Engineering & Catalysis 2024: BCREC Volume 19 Issue 2 Year 2024 (August 2024)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.20144

Abstract

This study aims to produce diisopropyl ether (DIPE) via isopropanol dehydration using cobalt-phosphate-supported natural zeolite catalysts. The catalytic activities of the zeolite/CoO and zeolite/Co(H2PO4)2 were compared. The as-prepared catalysts were assessed using X-ray diffraction (XRD), scanning electron microscopy (SEM) with energy-dispersive X-ray spectroscopy (EDX), Fourier transform infrared (FTIR) spectroscopy, and N2 adsorption-desorption. Surface acidity was determined using the gravimetric method with pyridine as the probe. The results of this study showed that natural zeolite was favorably impregnated by CoO and Co(H2PO4)2 species. The impregnation process affected the textural and acidic features of the catalysts. The zeolite/Co(H2PO4)2 catalyst with a loading of 8 mEq.g-1 exhibited the highest surface acidity of 1.827 mmol.g-1. This catalyst also promoted the highest catalytic activity towards isopropanol dehydration, with an isopropanol conversion of 66.19%, DIPE selectivity, and yield of 46.72% and 34.99%, respectively. The cobalt phosphate species promoted higher catalytic activity for isopropanol dehydration than the CoO species. This study demonstrated the potential of cobalt phosphate-supported natural zeolite catalysts for DIPE production with adequate performance. Copyright © 2024 by Authors, Published by BCREC Publishing Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0).
Effect of Aluminium Loading on SiO2/Al2O3-NiMo Catalysts Synthesized via KHP-template for Crude Palm Oil Hydrocracking Hasanudin, Hasanudin; Nakashima, Mhika; Asri, Wan Ryan; Novia, Novia; Hadiah, Fitri; Maryana, Roni; Al Muttaqii, Muhammad; Rinaldi, Nino
Bulletin of Chemical Reaction Engineering & Catalysis 2025: BCREC Volume 20 Issue 4 Year 2025 (December 2025) (In Progress Issue)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.20483

Abstract

The present study evaluates the catalytic activity of SiO2/Al2O3‒x and SiO2/Al2O3‒x‒NiMo (where x = 5, 10, 25 g of aluminium weight) synthesized using a potassium hydrogen phthalate (KHP) template-assisted route for the hydrocracking of crude palm oil (CPO) into biofuels. Increasing Al weight modified acidity, porosity, and NiMo dispersion, leading to distinct catalytic behavior. The optimal SiO2/Al2O3‒x‒NiMo catalyst (10 g Al) achieved ~94% conversion, dominated by jet fuel-range hydrocarbons (C10-C14) through synergistic hydrodeoxygenation and acid-catalyzed cracking-isomerization pathway. The enhanced performance originates from the balance between acidity and metal dispersion, highlighting that both template selection and Al loading govern the design of efficient SiO2/Al2O3‒NiMo catalysts for biofuel production. Copyright © 2025 by Authors, Published by BCREC Publishing Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0).
Co-Authors A, Yuliana A.A. Ketut Agung Cahyawan W Addy Rachmat Aditya Dwi Saputra, Aditya Dwi Agus Dwiyanto, Agus Agus Mulyanto Agus Sunaryo Agustiarini, Vitri Ahmad Shalahuddin, Ahmad Ajusta, A.A Gede Al Muttaqii, Muhammad Alfiah, Mila Ali Munawar Alputri, Misella Amsal, Amsal Anandyawati, Anandyawati ANDINI NURWULANDARI Ani Kurniawati Aprilliani, Siti Apriyati, Nur Aquastini, Dwinita Ardi Nugroho Yulianto Aries Sulisetyono Ariesta, Rizky Chandra Arif, Fathan Arif, Taufan Aripah, Aripah Arman Jaya Aroyani, Ida Asif Aunillah Asri, Wan Ryan authoria, Nila Awaloedin, Dipa Teruna Awaludin, Dipateruna Teruna Azfa, Muhamad Badruzaman, Dudi Bimantara, Raga Budiharjo, Aziz Afandi Cahyaningrum, Nilam Dwi Chakim, Lutfi Daud, Ilzar Dede Abdurohman, Dede Dedi Pardiansyah Desi Marlina Dewi Puspaningtyas Dewi, Widya Candra Dian Ardiansyah Dian Saputra Dibyo Pranowo Dini Safitri Djaafar, Tjitrowati Djatmiko, Rudi Djumala Machmud, Djumala Doni, Rachma Dwipayana, Hendra DWITAMA, ADITYA Efendi, Suryono Endah Mayasari Ending Solehudin Erna Listiana Estrella, Estrella Evi Mufrihah Zain Fadli, Roni Fahma Riyanti Fauzan, Rizky Fazilet, Nurzini Fazriah, Siti Ferdian, Irwan Fitri Hadiah Fitriani Fitriani Fitriani, Indria Gusmara, Herry Hadistia, Ananda Hafita, Yuniar Ayu Hardianti, Rinda Harry Setiawan Harsono, P. Hartanti, Rezkiah Hasan Hariri Hasyim, Ruslan Helling, Lidya Salvina Herison, Catur Hermansyah Hermansyah Hermansyah, Yus HESTI PUJIwATI Hesty Anita Kurniawati Himmawan, Didik I Ketut Aria Pria Utama I. K. Suastika Ida Nurlaeli, Ida Idris, Irfandi Iis Aisah, Iis Iis Nurasiah Ikhsan, MT. Hartono Ikram Yakin Imas Masturoh Inang, Inang Indah, Susi Puspita Indra Cahyadinata, Indra Iqbal Caesariawan, Iqbal Irawan, Ikbal Irianti, Risda Irma Setyawati Irwan Hermawan Ismanto, Budi Isnurrini hidayat, Isnurrini Iwan Setiawan Jaih Mubarok Jubaedah, Dedah Kartika, Rizky Kurniawan Kurniawan Lestiyadi, Ayu Puspa Lukito, Cristine Prestarika Lydia Salvina Helling Lyesmaya, Dyah M. Irfani Hendri M. Kurniawan, M. Maharani, Evita Maharani, Tri Adinda Mahendra, Faisal Eka Malaysia, Emi Marbun, Maja Pranata MARIA BINTANG marlia, rina Marumpe, Dody Pratama Marwanto Marwanto, Marwanto Maryana, Roni Mashun, Mashun Maulana, Muhammad Al-Fayyad Merakati Handajaningsih Meryati, Meryati Mohammad Sata, Mohammad Rafi'i Muhammad Arif Ridwan, Muhammad Arif Muhammad Faizal Muhammad Hendri MUHAMMAD SAID Mukhlas, Oyo Sunaryo Mun'im, Zainul Mustafa Nakashima, Mhika Nasihin, Nasihin Nasirudin, Ahmad Nasrudin, Muhamad Nastia, Silfani Devi Nia Kurniadin Nino Rinaldi Nisa, Nelisa La Noradin, Muhammad Farhan Bin Mat Novia Novia Nugroho, Ardi Nuning Haryati Nur Hidayah Nuraeni , Dian Zahra Nuralam, Ihsan Nurhayati, Yanti Nurishlah, Laesti Nurjanah, Nenden Indah Nursalim Nursalim NURUL AZIZAH Ohorella, Hayat Marwan Padlurrahman, Padlurrahman Padri Achyarsyah Panigfat, Fahrudin Pertiwi, Risa Sari Poedji Loekitowati Hariani Pradini, Gagih Pramono, Dwi Agung Prasetyo Prasetyo Prastio, Bagaskoro Dwi Pratama, Anggara Yudha Purwatingningsih, Purwatingningsih Putra, Erzad Iskandar Putra, Rivanda Tyaksa Putri Dina Mardika Rahayu, Ajeng Dwi Rahmawati, Ery Rahmawati, Rahmawati Ramadania Ramadania, Ramadania Ramadhani, Hanif Fariz Ramadina, Haliza Nur Ratnawaty Marginingsih Rezeki, Eksa Tri Rijal Anshori, Arif Risa Wati - AMIK BSI Tasikmalaya Risa Wati - AMIK BSI Tasikmalaya Riwandi Riwandi, Riwandi Rizal Akib Rosa, Andrea Grech La Royani, Rona Aji Oktario Rudiansyah, Ahmad Rumalean, Anawia Rustikawati Rustikawati Safira, Nadia Safitri, Ronika Kris Saharudin Saharudin Said, Erpin Salahuddin, Ahmad Salma Yunia Rachmah, Ade Sari, Zahra Apriantika Ardi Sariono, Endro Setyawan, Dony Setyorini, Dini Shabri Indra Suryalfihra Simanjuntak, Ls Hari Candra Siska, Elmira Sowiyah Sowiyah Sri Rejeki Wahyu Pribadi Srianah Amir, Hasbiyah Suaidi Suaidi, Suaidi Subagyo, Indro Sugiono, Edi Suharjo, Usman K.J. Suharjo, Usman Kris Joko Sujantoko Sujantoko Sulaeman, Tatang Sulistiono, Agus Sumarlin, Denden Sumarta, Ryan Puby Suryani Dahniati Sutrisno, Tedy Tahwoto, Lia Pundhi Taryono, Taryono Teguh Hidayat Iskandar Alam Teuku Beuna Bardant Tirmidzi, Achmad Tunjung Pamekas, Tunjung Uluelang, Kris Undang Rosidin Utama, Danu Utami, Kartika Vanturini, Alyi Vitriyan Espa Wael, Ahmad Wahyudi, Endang Wasis Dwi Aryawan Widia Purwaningrum Widyasasi, Dyah Wijanarko, Andi Winda, Hyasinta Wiwik Widiyanti, Wiwik Wulandari, Rizma Yanti, Vera Hari Yofi, Yofi Yudhy Harini Bertham, Yudhy Harini Yudiyanto, Mohamad yunian, rizki wahyu Yusuf, Ade Zaenudin, Ridwan Zain, Muhammad Fuad