?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+PENAMBAHAN+SENG+OKSIDA+(ZnO)+DAN+MAGNESIUM+%0D%0AOKSIDA+(MgO)+TERHADAP+SIFAT+ANTIBAKTERI+BIOPLASTIK+POLI+%0D%0AASAM+LAKTAT&rft.creator=Donny+Farhan%2C+1517011089&rft.subject=+&rft.description=Polylactic+acid+(PLA)+bioplastics+are+incresingly+being+developed+due+to+its+very+high+%0D%0Adegradation+ability.+In+this+research%2C+PLA+bioplastics+were+made+and+the+effect+of+the+%0D%0Aaddition+of+0%2C1%25%2C+0%2C2%25%2C+0%2C5%25%2C+and+1%2C0%25+Zinc+Oxide+(ZnO)+and+Magnesium+Oxide+(MgO)+%0D%0Awere+analyzed+through+characterization+and+antibacterial+testing.+The+bioplastics+are+made+%0D%0Aby+the+solvent+casting+method+using+chloroform+solvent.+Analysis+of+functional+groups+%0D%0Awith+FTIR+shows+that+the+addition+of+ZnO+and+MgO+does+not+affect+the+PLA+functional+%0D%0Agroups.+Surface+morphological+and+elemental+composition+analysis+with+SEM-EDX+%0D%0Ashows+that+ZnO+and+MgO+are+dispersed+in+PLA.+The+analysis+of+thermal+degredation+with+%0D%0ATGA+shows+that+the+addition+of+ZnO+and+MgO+decreases+the+thermal+degredation+of+PLA.+%0D%0ATensile+test+analysis+shows+that+the+addition+of+ZnO+and+MgO+increases+the+tensile+%0D%0Astrength+of+PLA%2C+but+excessive+addition+decreases+its+tensile+stregth.+Antibacterial+test+%0D%0Ashows+that+the+addition+of+ZnO+and+MgO+increases+the+antibacterial+ativity+of+PLA%0D%0AKeyword+%3A+Bioplastic%2C+Polylatic+acid%2C+Zinc+oxide%2C+Magnesium+oxide%2C+Antibacterial%0D%0A%0D%0ABioplastik+Poli+Asam+Laktat%2FPolylatic+acid+(PLA)+semakin+dikembangkan+karena+%0D%0Akemampuan+degradasinya+yang+sangat+tinggi.+Pada+penelitian+ini+dilakukan+pembuatan+%0D%0Abioplastik+PLA+serta+analisis+pengaruh+penambahan+Seng+Oksida+(ZnO)+dan+Magnesium+%0D%0AOksida+(MgO)+dengan+variasi+konsentrasi+0%2C1%25%2C+0%2C2%25%2C+0%2C5%25+dan+1%2C0%25+melalui+%0D%0Akarakterisasi+dan+uji+antibakteri.+Metode+pembuatan+bioplastik+dilakukan+dengan+metode+%0D%0Asolvent+casting+menggunakan+pelarut+kloroform.+Analisis+gugus+fungsi+dengan+FTIR+%0D%0Amenunjukkan+bahwa+penambahan+ZnO+dan+MgO+tidak+ada+mempengaruhi+gugus+fungsi+%0D%0APLA.+Analisis+morfologi+permukaan+dan+komposisi+unsur+dengan+SEM-EDX+%0D%0Amenunjukkan+bahwa+ZnO+dan+MgO+telah+terdispersi+pada+PLA.+Analisis+degradasi+termal+%0D%0Adengan+TGA+menunjukkan+bahwa+penambahan+ZnO+dan+MgO+menurunkan+degradasi+%0D%0Atermal+PLA.+Analisis+uji+tarik+menunjukkan+bahwa+penambahan+ZnO+dan+MgO+%0D%0Ameningkatkan+nilai+kekuatan+tarik+PLA%2C+namun+penambahan+berlanjut+menurunkan+%0D%0Akekuatan+tarik+PLA.+Uji+antibakteri+menunjukkan+bahwa+penambahan+ZnO+dan+MgO+%0D%0Ameningkatkan+aktivitas+antibakteri+PLA%0D%0AKata+Kunci+%3A+Bioplastik%2C+Poli+Asam+Laktat%2C+Seng+Oksida%2C+Magnesium+Oksida%2C+Antibakteri%0D%0A&rft.publisher=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F55666%2F1%2F1.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F55666%2F2%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F55666%2F3%2F3.%2520SKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Donny+Farhan%2C+1517011089++(2019)+PENGARUH+PENAMBAHAN+SENG+OKSIDA+(ZnO)+DAN+MAGNESIUM+OKSIDA+(MgO)+TERHADAP+SIFAT+ANTIBAKTERI+BIOPLASTIK+POLI+ASAM+LAKTAT.++Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F55666%2F