Master Theses
Master Theses
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Now showing items 161-180 of 381
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Pemanfaatan Lignin Isolat Lindi Hitam dari Toba Pulp Lestari sebagai Penguat Aspal
(Universitas Sumatera Utara, 2014)Utilization of black liquor lignin isolates natural binder of Toba Pulp Lestari as asphalt reinforcement has been done. Asphalt modifier made in 9 different types of formulations with a variation ratio of lignin isolates ... -
Pemanfaatan Cangkang Sawit Sebagai Agregat Dengan Campuran Poliuretan dan Karet Sintetis Ethylene Propylene Diena Monomer (EPDM) pada Aspal Dalam Pembuatan Genteng Polimer
(Universitas Sumatera Utara, 2013)Has done research on the use of palm shells as filler material (filler) as a crosslinking polyurethane and synthetic rubber Ethylene Propylene Diena Monomer (EPDM). In the first step of the manufacture of polyurethanes, ... -
Penyediaan Nanokomposit Karet Alam-g-Glysidil Metacrilate/Bentonit
(Universitas Sumatera Utara, 2013)The Preparations of NR-g-GMA nanocomposite have been done. The masticated NRs which grafted with GMA in open stage system by using a two-roll mill were compounded to nanoparticle of bentonite in a set variety of composition ... -
Pengolahan Limbah Cair Pabrik Kelapa Sawit Effluent Ranut (Reaktor Anaerobik Unggun Tetap) Menggunakan Teknik Elektrokoagulasi
(Universitas Sumatera Utara, 2010)Characteristics of palm oil mill liquid waste of effluent RANUT (Reactor Anaerobic Fixed bed) was not meet yet the basic quality requirement of liquid waste for TSS (Total Suspended Solid) and COD (Chemical Oxygen Demand).. ... -
Isolasi Senyawa Diterpenoida dari Ekstrak Metanol Daun Tumbuhan Merambung (Vernonia Arborea Buch-Ham.)
(Universitas Sumatera Utara, 2010)Terpenoid compound was isolated from the leaves of Merambung (Vernonia arborea Buch-Ham.) by using maceration technique with solvent of methanol. Methanol extract that gained from the maceration was concentrated and partition ... -
Pemanfaatan Limbah Abu Terbang (Fly Ash) , Abu Dasar (Bottom Ash) Batubara dan Limbah Padat (Sludge) Industri Karet sebagai Bahan Campuran pada Pembuatan Batako
(Universitas Sumatera Utara, 2011)Brick-making research has been conducted from a mixture of fly ash as a cement mixed with aggregate materials based bottom ash and sludge, and sand, where fly ash and cement used as an adhesive matrix. The percentage ... -
Preparasi dan Karakterisasi Nano-Komposit Polipropilena-Organobentonit Alam Bener Meriah Dengan Menggunakan Maleat Anhidrida dan Divinyl Benzena Sebagai Kompatibilizer
(Universitas Sumatera Utara, 2013)This study used samples of bentonite originated from Desa Negeri Antara Kecamatan Pintu Rime Gayo Kabupaten Bener Meriah. They were formed in suspension and given ultrasonic waves then sedimented in 7 days. They were ... -
Pemamfaatan Minyak Sereh Sebagai Zat Aditif pada Blending Bahan Bakar Solar dan Bio Diesel Untuk Penurunan Emisi Gas Buang pada Kenderaan Bermotor
(Universitas Sumatera Utara, 2013)Research on the utilization of lemongrass oil ( oil sitronellal ) as additives blending diesel fuel with biodiesel to decrease emissions in motor vehicles has been carried out . This study aimed to compare the performance ... -
Pengaruh Penambahan Zat Aditif Minyak Nilam (Patchouli Oil) ke Dalam Bahan Bakar Biosolar terhadap Karateristik dan Kandungan Emisi Gas Buang
(Universitas Sumatera Utara, 2013)Patchouli oil products natural ingredients that can be updated which has a potential to be used as biodiesel fuel additives, because constituent compounds have cyclic chains and high availability of sufficient oxygen. This ... -
Sintesis Senyawa Surfaktan 1,9-Dilaktosil Nonanadiamina Melalui Reaksi Amidasi antara Asam Laktat dengan 1,9-Nonanadiamina yang Diturunkan dari Asam Oleat
(Universitas Sumatera Utara, 2002)The compound of 1,9-nonanediamide can be produced by amidation of azelic acid with urea in 82% yield. That compound was reduced with hydrazine-NaOH to produce 1,9-nonanediamine in 74% yield. Amidation of lactic acid with ... -
Kandungan Kadar Seng ( Zn ) dan Besi ( Fe ) dalam Air Minum dari Depot Air Minum Isi Ulang Air Pegunungan Sibolangit di Kota Medan
(Universitas Sumatera Utara, 2008)Zinc ( Zn ) and iron ( Fe ) elements analysis from Depot water sampling in Sibolangit, drinking water from carrier car and Depot drinking water in Medan, they have done with wet distruction methode. The research compares ... -
Studi Korelasi antara Bod dengan Unsur Hara N, P dan K dari Limbah Cair Pabrik Kelapa Sawit (PKS)
(Universitas Sumatera Utara, 2009)Study about corelation BOD and nutrient N, P and K of Palm oil mill effluent. Palm oil mill effluent sample were taken from IPAL of PT. Nusantara II (Persero) in sub-province Langkat. Sample would analysed taken from primary ... -
Studi Pemanfaatan Plastisiser Gliserol dalam Film Pati Ubi dengan Pengisi Serbuk Batang Ubi Kayu
(Universitas Sumatera Utara, 2009)Experiment has been done to make cassava starch film, that is made of the cassava starch with glycerin plasticizer so, it is got thin film that is flexsible and elastic. The porpose of this experiment to know the advantage ... -
Pembuatan Film Layak Makan dari Pati Sagu Menggunakan Bahan Pengisi Serbuk Batang Sagu, dan Gliserol sebagai Plastisiser
(Universitas Sumatera Utara, 2009)The experiment about edible film from starch of sago using powder of bar sago palm as filler and glycerol as plastisizer has done. The edible film that added 1 g gycerol mechanic characteristics were different from without ... -
Analisa Komposisi Minyak Atsiri Bunga Jotang (spilanthes paniculata) dengan Menggunakan Spektrometer GC‐MS
(Universitas Sumatera Utara, 2010)On the flower bud of Jotang (Spilantes paniculata) there is Essential Oil that extracted by vapor distilation using Stahl. The composition of compound determined by GC-MS analysis and be fregmanted. On GC-MS spectrum, the ... -
Perbedaan Aktivitas Antibakteri Flavonoid Total dan Tanin Total pada Daun Bangunbangun (Coleus Amboinicus Lour) terhadap Bakteri Shigella Dysenteriae, Escherichia Coli dan Salmonella Typhi
(Universitas Sumatera Utara, 2015)Controlling pathogen bacteria is important to prevent the spread of disease and infection. One of the solution is by antibiotic therapy. However, the use of antibiotic with inappropriate dose and time can cause bacterial ... -
Penurunan Kadar Lemak dan Minyak Limbah Cair Industri Biodisel dengan Metode Elektrolisis dan Adsorbsi Menggunakan Karbon Aktif
(Universitas Sumatera Utara, 2014)Research on biodiesel wastewater treatment by electrolysis and adsorption using activated carbon (AC) of oil palm shell has been done. The study includes the manufacture of activated carbon, characterization and its use ... -
Kompatibilitas dan Kinerja Poligliserol Asetat Plastisiser dalam matriks Termoplastik Polipropilena
(Universitas Sumatera Utara, 2008)Polyglycerol acetate produced from glycerol residue of biodisel plant can be used as plasticizer for polymer matrices. Healthy and environment-friendly plasticizers, which are vegetables or animal oil-based and renewable, ... -
Isolasi Sinamaldehida dari Kulit Kayu Manis (Cinnamomum Burmanii)
(Universitas Sumatera Utara, 2008)Minyak sinamon telah diisolasi dari kulit tumbuhan Kayu manis (Cinnamomum burmanii) melalui proses destilasi uap. Kulit Kayu manis yang telah dihaluskan menjadi tepung sebanyak 20,50 kg didestilasi uap selama 12 jam ternyata ... -
Studi Penggunaan Kitosan Nanopartikel sebagai Bahan Penyalut Pada Zeolit Alam untuk Menurunkan Konsentrasi Ion Cu2+ dalam Larutan Teh Hitam
(Universitas Sumatera Utara, 2009)Telah dilakukan penelitian tentang penggunaan kitosan nanopartikel sebagai bahan penyalut zeolit alam untuk menurunkan konsentrasi ion Cu2+ dalam larutan teh hitam dengan variasi berat kitosan nanopartikel dan waktu kontak. ...
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