?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KONVERSI+SELULOSA+MENJADI+KARBOKSIMETIL+SELULOSA+DARI+TANDAN+KOSONG+SAWIT&rft.creator=Ridho+Nahrowi%2C+1117011044&rft.subject=+&rft.subject=QD+Chemistry&rft.description=ABSTRAK%0D%0AKONVERSI+%CE%B1-SELULOSA+MENJADI+KARBOKSIMETIL+SELULOSA+DARI+TANDAN+KOSONG+SAWIT%0D%0AOleh%0D%0ARidho+Nahrowi%0D%0APada+penelitian+ini+telah+dilakukan+konversi+%CE%B1-selulosa+menjadi+karboksimetil+selulosa+dari+tandan+kosong+sawit.+Metode+yang+digunakan+adalah+alkalisasi+dan+eterifikasi.+Variasi+yang+dilakukan+yaitu+konsentrasi+NaOH+15-30%25.+Analisis+yang+digunakan+meliputi+penentuan+derajat+subtitusi%2C+DTG%2FDTA%2FTGA%2C+FTIR%2C+SEM%2C+dan+XRD.+Pada+konsentrasi+NaOH+15%25+diperoleh+nilai+derajat+subtitusi+0%2C17%3B+konsentrasi+NaOH+20%25+0%2C12%3B+konsentrasi+NaOH+25%25+0%2C25%3B+dan+konsentrasi+NaOH+30%25+0%2C12.+Nilai+derajat+subtitusi+optimum+diperoleh+pada+konsentrasi+NaOH+25%25%2C+yakni+sebesar+0%2C25.+Termogram+dekomposisi+TGA+pada+suhu+245-320oC+sebesar+25%2C80%25+mengindikasikan+senyawa+CMC.+Termogram+DTA+menunjukkan+sifat+endoterm+pada+suhu+83%2C1oC+dan+sifat+eksoterm+pada+suhu+496%2C1oC.+Derivatogram+DTG+pada+suhu+285%2C62oC+menunjukkan+degradasi+CMC+sebesar+626%2C78+%CE%BCg%2Fmin.+Serapan+FTIR+pada+bilangan+gelombang+1604+cm-1+menunjukkan+serapan+karbonil+yang+terikat+pada+selulosa.+Hasil+analisis+SEM+menunjukkan+bahwa+CMC+tersebut+memiliki+morfologi+permukaan+yang+renggang.+Berdasarkan+difraktogram+XRD%2C+CMC+yang+dihasilkan+memiliki+%25kristalinitas+sebesar+32%2C5%25+dengan+ukuran+kristal+sebesar+2%2C8+nm.%0D%0AKata+Kunci+%3A+Tandan+Kosong+Sawit%2C+%CE%B1-Selulosa%2C+Karboksimetil+Selulosa%2C%0D%0A%0D%0A%0D%0AABSTRACT%0D%0ATHE+CONVERSION+OF+%CE%B1-CELLULOSE+TO+CARBOXIMETHYL+CELLULOSE+FROM+PALM+OIL+EMPTY+FRUIT+BUNCH%0D%0ABy%0D%0ARidho+Nahrowi%0D%0AThe+conversion+of+the+%CE%B1-cellulose+to+carboxymethyl+cellulose+(CMC)+was+performed+by+alkalization+and+etherification+methods.+The+variation+of+sodium+hydroxide+concentrations+were+used+15%2C+20%2C+25+and+30%25.+The+analysis+of+CMC+was+conducted+using+DTG%2FDTA%2FTGA%2C+FTIR%2C+SEM%2C+XRD+as+well+as+the+degree+of+subtitution.+The+values+of+substitution+degree+for+each+sodium+hydroxide+concentrations+were+0.17+0.12+0.25+and+0.12+respectively.+The+optimum+degree+of+substitution+value+was+0%2C25+which+obtained+at+sodium+hydroxide+concentration.+Base+on+the+thermogram+data+showed+that+the+decomposition+at+245-320oC+was+25.80%25+which+indicated+the+presence+of+CMC.+The+thermogram+of+differential+thermal+analysis+exhibited+endotherm+property+at+83.1oC+and+exotherm+property+at+496.1oC.+The+thermogram+of+differential+thermogravimetric+at+285.62oC+showed+that+the+degradation+of+CMC+was+626.78+ug%2Fmin.+The+fourier+transform+infrared+spectrum+at+1604+cm-1+indicated+that+the+carbonyl+group+attached+at+%CE%B1-cellulose.+Based+on+the+scanning+electron+microscopy%2C+the+CMC+had+tenuous+morfology+surface.+In+addition%2C+the+X-ray+difractogram+showed+that+the+CMC+has+crystal+size+of+2.8+nm+and+crystalinity+of+35.5%25.%0D%0AKey+Words%3A+Palm+oil+Empty+Fruit+Bunch%2C+%CE%B1-Cellulose%2C+Carboxymethyl+Cellulose.&rft.publisher=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2015-04-22&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F1%2FABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F2%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F3%2FCOVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F4%2FCOVER%2520LUAR.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F5%2FDAFTAR%2520GAMBAR.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F6%2FDAFTAR%2520ISI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F7%2FDAFTAR%2520TABEL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F8%2FLEMBAR%2520PENGESAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F9%2FLEMBAR%2520PERSETUJUAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F10%2FPERSEMBAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F11%2FRENUNGAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F12%2FRIWAYAT%2520HIDUP.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F13%2FSANWACANA.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F14%2FBAB%2520I.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F15%2FBAB%2520II.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F16%2FBAB%2520III.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F17%2FBAB%2520IV.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F9454%2F18%2FBAB%2520V.pd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