Sirait, Makmur and Bukit, Nurdin and Simarmata, Usler (2014) SINTESIS NANOZEOLIT ALAM MENGGUNAKAN METODE BALL MILLING. Jurnal Sains Materi Indonesia, 16 (1). pp. 7-11. ISSN 1411-1098
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Abstract
Telah disintesis nanozeolit alam Pahae dengan metode ball milling. Penelitian ini dilakukan untuk meningkatkan nilai jual sumber daya alam Sumatera Utara khususnya zeolit. Zeolit digerus sampai halus, lalu diayak dengan ukuran 200 mesh. Zeolit kemudian diaktivasi secara kimia dengan menggunakan HCl untuk membersihkan zeolit dari pengotor, dan secara fisis dengan kalsinasi pada suhu 600 oCselama 2 jamuntukmengurangi kadar air. Selanjutnya,serbuk zeolit yang sudah diaktivasi tersebut dimasukkan ke dalamball miling dan diaduk selama 10 jam untuk mendapatkan serbuk nanozeolit. Hasil X-Ray Diffraction (XRD) menunjukkan dua fasa dominan yaitu calsium aluminium silicate hydrate (CaAl2Si10O24.7 H2O) dan aluminium oxide (Al2O3). Dengan persamaan Scherer diperoleh ukuran kristal rata-rata zeolit adalah 74 nm. Hasil X-Ray Fluorescence (XRF)menunjukkan kandungan zeolit alam Pahae terdiri dari senyawa Na2O (1,03%), MgO (0,82%), Al2O3 (17,29%), SiO2 (71,06), K2O (4,63%), CaO (1,92%), TiO2 (0,51%) dan Fe2O3 (2,75%).
Item Type: | Article |
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Keywords: | Zeolit alam; partikel nano; bal milling; aktivasi; XRF |
Subjects: | Q Science > QC Physics > QC170 Atomic physics. Constitution and properties of matter including molecular physics, relativity, quantum theory, and solid state physics Q Science > QD Chemistry > QD450 Physical and theoretical chemistry |
Divisions: | Fakultas Matematika dan Ilmu Pengetahuan Alam > Fisika |
Depositing User: | Mrs Gusti Lisa Utami |
Date Deposited: | 27 Dec 2018 03:49 |
URI: | http://digilib.unimed.ac.id/id/eprint/31611 |
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