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Journal : Academia Open

The Effect of Alkalization on the Mechanical Properties of Sansevieria Fiber Bio-Composit Widodo, Edi; Akbar, Ali; Putra, Boy Isma
Academia Open Vol 8 No 2 (2023): December
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.8.2023.7237

Abstract

Alkali treatment of natural fibers has a role in removing hemicellulose and lignin layers. This layer prevents the matrix from bonding with the natural fiber cellulose structure. The use of an inappropriate type of alkali will reduce its effectiveness and can even damage the cellulose layer. This study compared the effectiveness of alkaline NaOH, CaOH and KOH in removing lignin and hemicellulose and their ability to maintain cellulose content. The use of the immersion method in alkaline solutions is well controlled. The FTIR characterization test was used to detect functional group changes, the TGV test to detect heat resistance ability, the XRD test to detect structural changes in crystalline and amorphous properties of sansevieria natural fibers. Furthermore, the tensile test to determine the effect of alkaline treatment on changes in mechanical strength Tensile strength. From the test results it was found that the alkaline NaOH gave the best characteristics by detecting the presence of cellulose, tensile strength and the nature of the crystalline atomic structure. Highlights: Effectiveness of Alkali Types: Comparison of NaOH, CaOH, and KOH effectiveness in removing lignin and hemicellulose while preserving cellulose content. Characterization Techniques: FTIR, TGA, and XRD tests used for functional group changes, heat resistance, and structural properties evaluation. NaOH Superiority: Alkaline NaOH treatment demonstrated best results in maintaining cellulose, enhancing tensile strength, and influencing atomic structure. Keywords: Alkali treatment, Natural fibers, Lignin removal, Cellulose preservation, Tensile strength.
Co-Authors Agung Yulianto Agus Susilo Nugroho Agusta Praba Ristadi Pinem Ahmad Ahfas Akbar, Syaeful Akhmad, Afandi Alamsyah, Erika Ali Akbar Ananto, Ami Dwi Andri Triyono Angga, Pratama Ansori, Faisal April Firman Daru Arbiantara, Difta Arum, Dhika Malita Puspita A’rasy Fahruddin Bambang Syaeful Hadi Basri Basri Boy Isma Putra Candra Darmawan, Candra Chilmi, Muchammad Dessy Wardiah, Dessy Dhika Malita Dwi Angga Oktavianto Efendi, Moch Miqdar Eko Supriyadi Fahruddin, A'rasy Fathoni, Muhammad Rizal Febriyanto, Eko Wahyu Hadi, Soiful Hanif, Muhammad Burhan Harapan, Edi Hastuti Hastuti Hastuti Himam, Muhammad Tauhid Ibnu Widiyanto Indah Sulistiyowati iswanto Iswanto Iswanto Kartika Imam Santoso Khoirunnisa, Safira Kristanto, Arnes Budi Kristianto, Denny Kurniawan, Teguh Tri Martiana, Aris Maulana, Achmad Bagas Mauliana, Metatia Intan Ma’arif, Daffa Nurin Nabil Muhsinatun Siasah Masruri Mukminan MULYADI Muqaffi, Alfan Dabbar Mustafid Mustafid Nursida Arif Nurtriana Hidayati Pamungkas, Wahyu Aji Prantasi Harmi Tjahjanti Pratama Angga Buana Prind Triajeng Pungkasanti, Prind Triajeng Priyambudi, Gagah Deffi Putro, Eko Prasetio Rachmawati, Eka Putri Ramadhani, Aditya Ramos, Angelou O. Rastri Prathivi Riantika, Rasti Fajar Peni Rifa'atussa'adah, Nahida Rofiq Salam, Rois Nur Setiawan, Luthfi Frans Siti Irene Astuti D Sri Rum Giyarsih Sulis Yulianto Surjati, Endang Susanto Susanto Syahruddin Syahruddin Titin Winarti Uce Indahyanti Wardani, Kasa Kusuma Wawan Setiawan Windarta, Windarta Zanyc, Yuinta Diaz Aprilia