?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGOLAHAN+KALENG+ALUMINIUM+BEKAS+MENJADI%0D%0AALUMINOSILIKAT+BERBASIS+SILIKA+SEKAM+PADI+DENGAN%0D%0AMETODE+ELEKTROKIMIA+SEBAGAI+KATALIS%0D%0ATRANSESTERIFIKASI+MINYAK+BIJI+KARET&rft.creator=+UMI+FADILAH+%2C+1117011049&rft.subject=+&rft.description=Dalam+penelitian+ini+telah+dilakukan+pembuatan+katalis+aluminosilikat+dari+kaleng%0D%0Aaluminium+bekas+dan+sekam+padi+menggunakan+metode+elektrokimia.+Sintesis%0D%0Akatalis+dilakukan+dengan+elektrolisis+kaleng+bekas+dalam+sol+silika+pada+pH+10%2C0%0D%0Adengan+variasi+waktu+1%2C+2%2C+dan+3+jam+pada+potensial+8%2C+10%2C+dan+12+volt.%0D%0AAluminosilikat+dikalsinasi+pada+suhu+600+oC+selama+4+jam+dan+digunakan+sebagai%0D%0Akatalis+dalam+reaksi+transesterifikasi+minyak+biji+karet.+Hasil+transesterifikasi%0D%0Amenunjukkan+bahwa+semua+katalis+mampu+bekerja+meskipun+dengan+rendemen%0D%0Ayang+rendah%2C+yakni+24%2C93-29%2C39%25.+Karakterisasi+produk+transesterifikasi%0D%0Amenggunakan+GC-MS+menunjukkan+adanya+lima+metil+ester+asam+lemak+dengan%0D%0Akomposisi+tertinggi+adalah+metil+linoleat%2C+yakni+36%2C80%25+sesuai+dengan+asam+lemak%0D%0Ayang+terkandung+dalam+minyak+biji+karet.+Katalis+dikarakterisasi+dengan+XRD%0D%0Amenunjukkan+bahwa+katalis+masih+berfasa+amorf%2C+karakterisasi+dengan+SEM%0D%0Amenunjukkan+bahwa+katalis+memiliki+permukaan+berpori+dan+terdapat+cluster%0D%0Adengan+ukuran+dan+bentuk+yang+bervariasi+selaras+dengan+hasil+karakterisasi%0D%0Amenggunakan+PSA.+Hasil+EDS+menunjukkan+unsur+yang+terkandung+dalam%0D%0Asampel+adalah+O%2C+Si%2C+Al%2C+Na%2C+C%2C+Mg%2C+Mn%2C+Br%2C+dan+F+dan+karakterisasi+dengan+XRF%0D%0Amenunjukkan+bahwa+senyawa+mayor+dalam+katalis+adalah+Al2O3+dan+SiO2%2C+dan%0D%0Abeberapa+unsur+minor+yang+kemungkinan+besar+berasal+dari+kaleng+bekas+dan%0D%0Asekam+padi.%0D%0AKata+kunci+%3A+Kaleng+aluminium+bekas%2C+katalis+aluminosilikat%2C+metode%0D%0Aelektrokimia%2C+transesterifikasi%2C+minyak+biji+karet.%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AIn+this+study+a+series+of+aluminosilicate+catalysts+was+synthesized+from+used%0D%0Aaluminum+cans+and+rice+husk+silica+using+electrochemical+method.+Preparation+of%0D%0Athe+catalysts+was+carried+out+by+electrolysis+of+the+cans+in+silica+sol+at+pH+10.0+for%0D%0Adifferent+times+of+1%2C+2%2C+and+3+hours+at+potential+8%2C+10%2C+and+12+volt.+Aluminosilicate%0D%0Awas+calcined+at+600+oC+for+4+hours+and+then+tested+for+transesterification+of+rubber%0D%0Aseed+oil.+The+experimental+results+showed+that+all+catalysts+were+able+to+work%0D%0Aalthough+with+a+low+yield%2C+that+is+24.93-29.39%25.+Characterization+of%0D%0Atransesterification+products+with+GC-MS+indicates+the+presence+of+five+fatty+acid%0D%0Amethyl+esters+with+methyl+linoleic+as+the+most+abundant+(36.80%25)%2C+in+accordance%0D%0Awith+the+existence+of+linoleic+acid+as+the+main+component+of+the+rubber+seed+oil.%0D%0ACharacterization+of+catalysts+with+XRD+showed+that+catalysts+still+amorphous%0D%0Aphase%2C+with+the+surface+marked+with+the+presence+of+pores+and+clusters+with%0D%0Adifferent+sizes+and+shapes+based+on+SEM+technique%2C+and+in+agreement+with%0D%0Aparticle+size+distribution+as+seen+by+PSA+technique.+The+result+of+EDS+technique%0D%0Arevealed+the+existence+of+elements+includes+O%2C+Si%2C+Al%2C+Na%2C+C%2C+Mg%2C+Mn%2C+Br%2C+and+F%0D%0Aand+characterization+with+XRF+showed+that+mayor+compounds+in+the+catalysts+are%0D%0AAl2O3+and+SiO2%2C+with+several+minor+elements+most+likely+originated+from%0D%0Aaluminum+cans+and+rice+husk.%0D%0AKeywords+%3A+Aluminum+cans%2C+aluminosilicate+catalysts%2C+electrochemical+method%2C%0D%0Atransesterification%2C+rubber+seed+oil.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM+&rft.date=2016-01-28&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F1%2FABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F2%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F3%2FCOVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F4%2FCOVER%2520LUAR.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F5%2FDAFTAR%2520GAMBAR.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F6%2FDAFTAR%2520ISI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F7%2FDAFTAR%2520TABEL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F8%2FLEMBAR%2520PERSETUJUAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F9%2FMOTO.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F10%2FLEMBAR%2520PENGESAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F112%2FPERSEMBAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F11%2FRIWAYAT%2520HIDUP.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F21039%2F12%2FS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