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All Journal VALENSI Publikasi Pendidikan Jurnal Penelitian Fisika dan Aplikasinya (JPFA) Jurnal Inovasi Pendidikan Kimia Jurnal Bahan Alam Terbarukan Jurnal Penelitian Pendidikan Rekayasa: Jurnal Penerapan Teknologi dan Pembelajaran Sainteknol : Jurnal Sains dan Teknologi Bulletin of Chemical Reaction Engineering & Catalysis Jurnal Ilmiah Pendidikan Dasar The Journal of Pure and Applied Chemistry Research PIONIR: Jurnal Pendidikan Pedagogia: Jurnal Pendidikan Chemistry in Education Indonesian Journal of Chemical Science Jurnal Penelitian Pendidikan IPA (JPPIPA) Pendas : Jurnah Ilmiah Pendidikan Dasar ABDIMAS SILIWANGI Jurnal Basicedu Jurnal Pendidikan Bahasa dan Sastra Indonesia Metalingua Jurnal Perspektif Journal Civics and Social Studies RESEARCH AND DEVELOPMENT JOURNAL OF EDUCATION (RDJE) Edunesia : jurnal Ilmiah Pendidikan Jurnal Lebesgue : Jurnal Ilmiah Pendidikan Matematika, Matematika dan Statistika Ideguru: Jurnal Karya Ilmiah Guru Didaktika: Jurnal Kependidikan jurnal dikdas bantara AR-RIAYAH : Jurnal Pendidikan Dasar Jurnal Kependidikan: Jurnal Hasil Penelitian dan Kajian Kepustakaan di Bidang Pendidikan, Pengajaran dan Pembelajaran Jurnal Pendidikan dan Teknologi Indonesia Indonesian Journal of Innovation Studies Jurnal Didactical Mathematics Journal of Educational Sciences Jurnal Basicedu Journal of Innovation and Research in Primary Education Journal of Learning Improvement and Lesson Study Eduvest - Journal of Universal Studies Innovative: Journal Of Social Science Research Prosiding Seminar Nasional Pascasarjana Riwayat: Educational Journal of History and Humanities Bulletin of Chemical Reaction Engineering & Catalysis Jurnal Penelitian Pendidikan Jurnal Abdimas International Journal of Active Learning Journal of Primary Education Jurnal Dharma Indonesia
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Journal : Bulletin of Chemical Reaction Engineering

Synthesis of SrO.SiO2 Catalyst and Its Application in the Transesterification Reactions of Soybean Oil Nuni Widiarti; Lisa Amalia Suryana; Nanik Wijayati; Endah Fitriani Rahayu; Harjito Harjito; Samuel Budi Wardhana; Didik Prasetyoko; Suprapto Suprapto
Bulletin of Chemical Reaction Engineering & Catalysis 2017: BCREC Volume 12 Issue 2 Year 2017 (August 2017)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.12.2.804.299-305

Abstract

The synthesis and characterization of SrO.SiO2 were carried out. The rice hull ash was utilized as a source for SiO2. The SrO.SiO2 was prepared by sol-gel technique, and the ratios of SrO:SiO2 were      varied as 0:1, 1:0, 3:2, 2:4, and 2:7. The sol-gel was calcined at 800 oC for 4 hours. The result was    characterized using XRD and FTIR. The diffraction pattern shows that the diffraction angle was shifted, and the intensity of the main peaks was increased. This research indicated that the            crystallinity of SrO was improved at the higher SiO content. Further, a new peak was observed in the IR spectra at a wavenumber of 900 cm-1 indicating the appearance of new functional groups of the SrO.SiO2. The catalytic activity of SrO.SiO2 on transesterification reaction was optimized. The optimum condition was obtained at SrO.SiO2 of 2:7, reaction time of 30 minutes, reaction temperature of 65 oC, the amount of catalyst of 1 % w/v of reactants, and the biodiesel yield of 96.66 %. 
Molar Ratio Comparison of Ti-Zr as Catalyst Support of Bentonite in Esterification Reaction Firmansyah, Sanji; Agustian, Egi; Rinaldi, Nino; Widiarti, Nuni; Hanifah, Yuliza; Maisaroh, Maisaroh; Sulaswatty, Anny
Bulletin of Chemical Reaction Engineering & Catalysis 2025: BCREC Volume 20 Issue 1 Year 2025 (April 2025)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.20258

Abstract

Natural bentonite from Pacitan - Indonesia as a support in the preparation of Ti and Zr-pillared metal catalysts (Ti-Zr/bent) for esterification reaction were studied. The preparation of Ti-Zr/bent catalyst was prepared to find out the effect of molar ratios (Ti:Zr) where an investigation was performed in the esterification of waste cooking oil. The catalyst was varied as follows: 0.5:1 (Ti-Zr-1/bent), 1:1 (Ti-Zr-2/bent), 1.5:1 (Ti-Zr-3/bent), 2:1 (Ti-Zr-4/bent), and 5:1 (Ti-Zr-5/bent) were used to determine the yield. The reaction was carried out for 3 hours at 150°C and a pressure of 40 bar N2 gasses. The result of the Ti-Zr/bent catalyst was given increasing significantly for surface area of 133–147 m²/g compares to bentonite 27 m²/g and 10 times of acidity. The best catalyst was shown in 2:1 of ratio Ti:Zr (molar) on esterification reaction with succesfuly performed about 80.40% of yield. 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 Adam, Nabil Fikri Aditya Marianti Agung Tri Prasetya Agus Yuwono Agus Yuwono Agustiana, Nina Agustin, Lutfia Agustina, Diah Tria Aisyah, Amma Aisyah, Amma Aji Purwinarko, Aji Akhlilia, Tudrika Al Hakim, M. Faris Anak Agung Istri Sri Wiadnyani Andreanna Kusuma Wardhani Anggun, Mei Sekar Ani Rusilowati Anindhyta Putri Pradipta Anjar Sulistriyono, Anjar Anny Sulaswatty, Anny Anwaristiawan, Duwanda Anwaristiawan, Duwanda Anwarudin, Azki Arief Yulianto Aris Dwiyanto Artissiani, Maysa Aryati, Nadya Putri Asri, Kanthi Atik Yuliyani Atmijaya, Rakhmatika Bambang Eko Susilo Bambang Subali Barokah Isdaryanti Budi Astuti Calis Meila Intantri Cepi Kurniawan Darminto . Decky Avrilianda Deviani, Siska Shelvia Deviani, Siska Shelvia Devitri Sulistyaningrum Dewi, Citra Asmara Dewi, Kiky Rosita Diana Diana Didi Subagja, Didi Didik Prasetyoko Dienti, Lulu Sania Durroh, Lum’Atud Dwi Kurniawati Handayani Edy Cahyono Egi Agustian Eko Budi Susatyo Eko Handoyo Eko Handoyo Ella Kusumastuti, Ella Ellianawati Ellianawati, Ellianawati Emas Agus Prastyo Wibowo Emas Agus Prastyo Wibowo Endah Fitriaini Rahayu, Endah Fitriaini Endang Susilaningsih Eni Nurhayati, Eni Esti Ayu Ratnasari Esty Setyo Utaminingsih F Widhi Mahatmanti Fadila Mauliani Fakhruddin Fakhruddin Fakhruddin Farah Nur Anina Ilfa Farid Ahmadi Fathia Nuha Salsabila Fathur Rokhman Fathur Rokhman Fathur Rokhman Fatmala, Cici Fiadillah, Maulidia Fara Firmansyah, Sanji Firoh, Luluk Magh Ginting, Yusrina Gofita Destiviani Pratama Hamzah Fansuri Handayani, Sri Hanifah, Yuliza Hanung Setiadi Haq, Ismi Arinal Harianingsih Harianingsih, Harianingsih Hariyastuti, Anik Harjito - Harjito Harjito Hasanah, Radita Herlina Dewi, Siti Hestin Wirasti Ian Yulianti, Ian Ida Zulaeha Iftinawati, Sri Ilahy, Wildan Qosid Inggit Prasetyo Utami Insan , Shiva Maulana Khoiru Irawan, Teguh Adi Isdaryanti, Barokah Jihanifa, Firda Afita Kartika Puspita Sari, Kartika Puspita Kasmui -, Kasmui Komariah Komariah Kurniani, Silvia Kurniasari, Winda Laili Faridatuzzahro, Laili Lalus, Jelita Marista Latifah Latifah Lekatompessy, Astrid Lisa Amalia Suryana Lysa Setyaningrum, Lysa M Alaudin M. Alauhdin, M. M. Aryono Adhi Maghfiroh, Ayu Ainul Maisaroh Maisaroh Maria Ayu Puspita Marya Ulfha Maulana, Faith Miftah Maylia Rosanti, Yuan Meilina Rahayu Utami, Meilina Rahayu Mintarsih Arbarini Mochammad Imron Awalludin Muh Sholeh Muh. Sholeh Muhammad Khafid Mujaki, Ahmad Murbangun Nuswowati Mutiara, Herlisa Nabil Fikri Adam Nailil Muna Asshalikha Nanik Wijayati Nastiti, Neni Navela Rahma Aji Ngabiyanto Ngabiyanto Ni'ma, Neli Syahida Nila Puspitasari, Nila Nino Rinaldi Nor Farida Azzakiya, Nor Farida Nor Hafizah Ngajikin Novita Puspa Dewi Nuha, Farin Hanifatun Nurcahyo, Bowo Nurcahyo, Bowo Oom Qomariah Panca Dewi Purwati Panca Dewi Purwati, Panca Pradia Paundradewa Jayawardana Prasetyaningtyas, Tiwi Prasetyo, Ridho Pratiwi, Laila Diah Ayu Pudhi Listyorini Pujiati, Sri Ayu Pujiati, Sri Ayu Puspitasari, Hayu Ratih Putra, Ngurah Made Darma Raharjo , Tri Joko Rahayu, Cindi Aulia Rahayu, Endah Fitriani Rahman, Ridho Aditya Rani Novita Ratna Ediati Ratnasari, Yanuar Meta Renni, Chayun Pida Renni, Chayun Pida Resti Ujiningtyas Rifa'i, Fitra Ahmad Riski, Via Rizki Yuniarti, Rizki Rojja Maysa Rohmah S Mursiti Samuel Budi Wardhana Samuel Budi Wardhana Kusuma Samuel Budi WK,, Samuel Budi Sari, Virgania Sarida Nur Asani Sarwi - Sarwi Sarwi Setianingsih, Dwi Ayu Setiyanda, Karista Gadis Setyani, Atik Shinta Hilda Siagian, Novia G. Sigit Priatmoko Sintarani, Chitra Siti Aminah Siti Barokah, Siti Siti Wahyuni Solihawati, Sofi Sri Haryani Sri Mantini Rahayu Sedyawati, Sri Mantini Rahayu Sri Sukaesih Sri Sukasih, Sri Sri Sumartiningsih Sri Wahyuni SRI WARDANI Sudarmin Sudarmin Sudarmin Sudarmin Sugiarto, Deasy Renaningtyas Sukarjo Sukarjo, Sukarjo Sulistiani, Erna Sumbali, Bambang Sungkowo Edy Mulyono Sungkowo Sungkowo Supartono - Suprapto Suprapto Suprapto, Suprapto Suprapto, Surapto Supriyadi Supriyadi Suwito Eko Pramono Syiva Zakia Aulia Taripah, Taripah Tiara*, Yeti Tri Astuti Tri Handayani Tri Hidayah, Tri Tri Joko Raharjo Tri Joko Raharjo Tri Prasetya, Agung Triana, Vivit Triastuti Sulistyaningsih Trida Ridho Fariz Umami, Nahdhiatul Unsa, Nurul Utami Nofitasari Utomo, Bagus Ginanjar Wadiyo Wahyu Lestari Wasino Wasino Widhihastuti, Endah Wijianto, Wijianto Wildan Qosid Ilahy Winarni Pratjojo, Winarni Windarti Windarti Wiwi Isnaeni Woro Sumarni Wulandari, Ayu Mega Yanti, Arisma Yanti, Arisma Yayuk Tutiek Supriyanti Yeny Rahma Yeri Sutopo Yosepphiene Debbie Damayani Yuan Maylia Rosanti Yudhistira, Yunan Gumara Yudhistira, Yunan Gumara Yunita, Anfi'na Ilma Zumaroh Zumaroh, Zumaroh