?url_ver=Z39.88-2004&rft_id=1717011061&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+VARIABEL+KINETIS+TERHADAP+EFEKTIVITAS+REAKSI+TRANSESTERIFIKASI+MINYAK+BIJI+KARET+MENGGUNAKAN+KATALIS+NiO%2FZEOLIT-Y&rft.creator=ROSALINDA+YULIANI%2C+1717011061&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=660+Teknik+kimia&rft.description=Pada+penelitian+ini%2C+komposit+NiO%2Fzeolit-Y+disintesis+menggunakan+metode+impregnasi+dengan+memvariasikan+komposisi+logam+NiO+terhadap+zeolit-Y+yakni+0%2C+5%2C+10%2C+15+dan+20%25.+Komposit+NiO%2Fzeolit-Y+selanjutnya+digunakan+sebagai+katalis+pada+reaksi+transesterifikasi+minyak+biji+karet+dengan+metanol.+Penelitian+diawali+dengan+mensintesis+zeolit-Y+menggunakan+metode+hidrotermal+dengan+memanfaatkan+silika+sekam+padi+dan+alumunium+foil+food+gradesebagai+bahan+baku.+Metode+hidrotermal+dilakukan+pada+suhu+kristalisasi+100%C2%BAC+selama+48+jam+kemudian+diikuti+dengan+proseskalsinasi+pada+suhu+550%C2%BAC+selama+6+jam.+Komposit+NiO%2Fzeolit-Y+dan+zeolit-Y+dikarakterisasi+menggunakan+XRD%2C+SEM+dan+FTIR.+Hasil+karakterisasi+XRD+zeolit-Y+menunjukkan+adanya+kemiripan+dengandatabase+standar+IZA.+Morfologi+permukaan+zeolit-Y+berbentuk+bulat+dengan+karakteristik+bentuk+lingkaran+yang+tersusun+dari+kumpulan+balok-balok+kristal+yang+tumbuh+mencuat+dari+pusat+lingkaran.+Impregnasi+oksida+NiO+pada+zeoit-Y+tidak+merubah+dan+merusak+struktur+pada+zeolit-Y+dibuktikan+dengan+dipertahankannya+karakteristik+bentuk+bulat+pada+kristal.+Penggunaan+komposit+NiO%2Fzeolit-Y+sebagai+katalis+pada+reaksi+transesterifikasi+menunjukkan+aktivitas+katalitik+yang+baik.+Komposit+NiO%2Fzeolit-Y+dengan+kandungan+logam+20%25+memiliki+aktivitas+katalitik+terbaik%2C+dengan+tingkat+konversi+minyak+biji+karet+menjadi+biodiesel+yang+tercapai+sebesar+89%25.+Karakterisasi+GC-MS+menunjukkan+bahwa+produk+transesterifikasi+terdiri+dari+campuran+metil+ester+yang+sesuai+dengan+kandungan+asam+lemak+dalam+minyak+biji+karet+dengan+komposisi+utamanya+adalah+metil+linoleat+sebesar+39%2C59%25.%0D%0AKata+Kunci%3A+zeolit-Y%2C+komposit+NiO%2Fzeolit-Y%2C+katalis%2C+transesterifikasi%2C+minyak+biji+karet.%0D%0A%0D%0AIn+this+study%2C+NiO%2Fzeolite-Y+composites+were+synthesized+using+the+impregnation+method+by+varying+the+metal+composition+of+NiO+to+zeolite-Y%2C+namely+0%2C+5%2C+10%2C+15%2C+and+20%25.+The+NiO%2Fzeolite-Y+composites+were+used+as+a+catalyst+in+the+transesterification+reaction+of+rubber+seed+oil+with+methanol.+The+research+was+initiated+by+synthesizing+zeolite-Y+using+the+hydrothermal+method+by+utilizing+rice+husk+silica+and+food-grade+aluminum+foil+as+raw+materials.+The+hydrothermal+method+was+conducted+at+a+crystallization+temperature+of+100%C2%BAC+for+48+hours+and+then+calcined+at+550%C2%BAC+for+6+hours.+NiO%2Fzeolite-Y+composite+and+zeolite-Y+were+characterized+using+XRD%2C+SEM%2C+and+FTIR.+The+results+of+the+XRD+zeolite-Y+characterization+showed+similarities+with+the+IZA+standard+database.+The+surface+morphology+of+the+zeolite-Y+is+round+with+a+characteristic+circular+shape+composed+of+collection+of+crystal+blocks+that+grow+sticking+out+from+the+center+of+the+circle.+NiO+oxide+impregnation+in+zeolite-Y+did+not+change+and+damage+the+structure+of+zeolite-Y+as+evidenced+by+the+preservation+of+the+characteristic+round+shape+of+the+crystal.+Using+NiO%2Fzeolite-Y+composite+as+a+catalyst+in+the+transesterification+reaction+showed+good+catalytic+activity.+NiO%2Fzeolite-Y+composite+with+20%25+nickel+content+had+the+best+catalytic+activity%2C+with+the+conversion+rate+of+rubber+seed+oil+into+biodiesel+achieved+at+89%25.+GC-MS+characterization+showed+that+the+transesterification+product+consisted+of+a+mixture+of+methyl+esters+which+matched+the+fatty+acid+content+in+rubber+seed+oil+with+39%2C59%25+methyl+linoleate+as+the+main+composition.%0D%0AKeyword%3A+zeolite-Y%2C+NiO%2Fzeolite-Y+composite%2C+catalyst%2C+transesterification%2C+rubber+seed+oil&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2022-03-04&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60568%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60568%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60568%2F3%2FSKRIPSI%2520TANPA%2520PEMBAHASAN.pdf&rft.identifier=++ROSALINDA+YULIANI%2C+1717011061++(2022)+PENGARUH+VARIABEL+KINETIS+TERHADAP+EFEKTIVITAS+REAKSI+TRANSESTERIFIKASI+MINYAK+BIJI+KARET+MENGGUNAKAN+KATALIS+NiO%2FZEOLIT-Y.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F60568%2F