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Journal : Bulletin of Chemical Reaction Engineering

Soda-Anthraquinone-Catalyzed Delignification of Coconut Husk Waste Ahmad, Eka Fitriani; Lestari, Puji; Oginawati, Katharina; Yulizar, Yoki; Sianturi, Julinton; Munir, Muhammad Miftahul; Adawiah, Adawiah
Bulletin of Chemical Reaction Engineering & Catalysis 2026: BCREC Volume 21 Issue 1 Year 2026 (April 2026)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.20537

Abstract

This study investigates the role of anthraquinone (AQ) in decomposing coconut husk waste, specifically collected from Banten, to produce pure α-cellulose pulp. The process used sodium hydroxide (NaOH) at 10%, 15%, and 20% concentrations, with 0.1 g of AQ added as a catalyst, and a waste-to-liquid ratio of 1:8 throughout. The goal is to accelerate lignin degradation while protecting cellulose in the material, thereby yielding higher-quality pulp. The Banten coconut husk analysis showed an α-cellulose content of 30.38%. Higher NaOH concentrations reduced pulp yield but increased lignin removal, indicated by lower kappa numbers. AQ addition enhanced lignin removal and preserved cellulose compared to the absence of AQ. The optimal outcome was achieved with 15% NaOH and 0.1 g AQ, balancing lignin removal and cellulose preservation. These findings indicate that anthraquinone can support sustainable pulp production from agricultural waste. Copyright © 2026 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 Abdillah, Moh. Firman Achmad Zulfikri adawiah adawiah, adawiah Adibah Enggar Adibah Enggar Afriasdiyanto, Okta Agung Pambudi Mahaputra Agus Hermawan Ahmad Agus Tri Mulyono Ahmad David Royyifi Arifin Ahmad Fauziansyah Zian ahmad yani Ahmad, Eka Fitriani Alvianto Nuha Syairul Anam Anafitriyah, Dwi Angga Permana Mahaputra Anggraini, Dian Sapta Anisa Patrisia Anita Sumelvia Anita Sumelvia D Anita Sumelvia Dewi Aprilia Suryani Arif, Ach Farhan Aris Puji Utami Ayuanti, Rafikhein Novia Diana Ambarwati Didik Suharsoyo Dwi Kurnia Purnama Sari Endah Kurniawati Enggar, Adibah Eris Elvinta Lova Erry Tri Djatmika Eva Silviana Rahmawati Eva Silviana Rahmawati Evi Nur Indah Sari Fauziah, Lilia Faridatul Fauziyah, Latifah Ismatul Filardhi, Khalif Filia Alia Rahma Fira Yunia Ersanti Gitta Maulani Herowati Poesoko Herowati Poesoko, Herowati Hikmah, Lailatul Idris, Ahmad Ifa Sholihatin Ilmiatus Qoyimah Ilmiyah, Surotul Imanita Nur Widyaningsih Ina Sholikhatin Insani, Beta Nur Irma Fitria Isretno Israhadi, Evita Julaicha, Siti Katharina Oginawati Khoirur Rosyita Kusumaningati, Wanudya Lailiyah, Ella Janatul Latifah Ismatul Fauziyah Lilik nur hidayah Lukman Hakim M. Fahrul Arifin Moh Abror Moh. Ubaidillah Faqih, Moh. Ubaidillah Moh. Zeinudin Muhammad Aldy Alamsyah Muhammad Sudrajat Nafies, Dian Ayu Ainun Naili Rahmawati Nikmah, Siti Ima'tul Nur Astuti, Qorina Alfada Nur Maziyah Hurin’in Nur Maziyah Hurin’in Hurin'in nurhadi, mokhamad Nuril Aulia Munawaroh Nuril Aulia Munawaroh patrisia, anisa Pebpy Eko Handayani Permadi, Rosi Gilang PRAMANA, ARDI Pratama, Christanova Andika PUJI LESTARI Putri, Berlian Maharani Febrina Putri, Sherly Berliana Rini Apriyani Ristanti , Idcha Kusma Riswadi Riswadi, Riswadi Sa'diyah, Faig Yahrotus Safaah, Nurus Sani, Mohd Hijaz Mohd Sianturi, Julinton Silviana Rahmawati, Eva Siti Ima'tul Nikmah Slamet Suhartono Sri Indarwati Mista'i Sjaf Srikalimah, Srikalimah Sriutami, Ika Sudarmiatin Sudrajad, Muhammad sugiyono Suhartono Suhartono Suhartono Suprayitno, Agus Surotul Ilmiah Syaiful Bahri Syukron Jazuli Taufik Akbar Tiara Putri Ryandini Tri Yunita FD Umu Qonitun Utami, Aris Puji Wanda Astia Widyastuti, Endah Ratna Wijayanti, Erna Eka Yoki Yulizar Zainuri Zainuri, Zainuri