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Jurnal Dinamika Penelitian Industri
ISSN : 20888996     EISSN : 24774456     DOI : -
Core Subject : Engineering,
Menyajikan karya tulis ilmiah yang berkualitas yang telah terseleksi dan direview untuk penelitian dan perekayasaan bidang teknologi industri karet, tekstil, pangan, lingkungan dan kimia lingkungan.
Arjuna Subject : -
Articles 387 Documents
Kajian metode pengasaman dalam proses produksi minyak kelapa ditinjau dari mutu produk dan komposisi asam amino blondo Tri Susanto
Jurnal Dinamika Penelitian Industri Vol 23, No 2 (2012): JURNAL DINAMIKA PENELITIAN INDUSTRI
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (2304.617 KB) | DOI: 10.28959/jdpi.v23i2.616

Abstract

The study of acidification method in the coconut oil production has been conducted as an alternative production process. Coconut oil products produced compared with the quality requirements of SNI 01-2902-2011 and amino acid composition test done on the product side (blondo) using HPLC to detect the failure of the production through the acidification process. The yield of palm oil produced through a acidification process ranged from 14 to 32.3%, while the coconut oil quality includes the water content ranged from 0.1 to 0.48%, impurities ranged from 0.01 to 0.06%, number iodide ranged from 6.8 to 9.8%, the levels of free fatty acids (FFA) ranged from 0.2 to 1.26, saponification number 243-267, color and aroma were clear, while the protein content was calculated as total N-Kjeldhal ranged from 9.09 to 21.8%. Blondo (by products) were analyzed using HPLC, the results of the chromatogram peaks showed some amino acids such as aspartic acid, glutamine, serine, histidine, glycine, argini, alanine, tyrosine, methionine, valine, phenylalanine, isoleucine, leucine, and lysine. In the failure of acidification process indicates that it does not appear the leucine and lysine peaks in chromatogram, physical properties indicate a rancid smell and color of unclear on samples of coconut oil. The results showed that the method of acidification using acetic acid (CH3COOH) can be used as a method for the coconut oil production that meets the quality requirements of SNI 01-2902-2011 and APCC Standards Asian and Pacific Coconut Community, 2006.Keywords : Acid composition, acidification, blondo amino, coconut oil, HPLC, SNI 01-2902-2011AbstrakTelah dipelajari metode pengasaman sebagai alternatif proses produksi minyak kelapa. Produknya dibandingkan dengan syarat mutu SNI 01-2902-2011 dan dilakukan uji komposisi asam amino pada produk samping (blondo) menggunakan HPLC untuk mendeteksi kegagalan proses. Rendemen minyak kelapa yang diproduksi antara 14- 32,3%, sedangkan kualitas mutu minyak kelapa meliputi kadar air 0,1-0,48%, kadar kotoran 0,01-0,06%, bilangan iodida 6,8-9,8%, kadar asam lemak bebas (FFA) 0,2-1,26, bilangan penyabunan 243-267, warna jernih dan aroma khas, dan kadar protein dihitung sebagai total N-Kjeldhal 9,09-21,8%. Produk samping blondo dianalisa menggunakan HPLC, kromatogram blondo menunjukkan puncak asam amino asam aspartat, glutamin, serin, histidin, glisin, arginin, alanin, tirosin, metionin, valin, fenilalanin, isoleusin, leusin dan lisin. Pada proses produksi yang gagal tidak muncul puncak kromatogram leusin dan lisin, sifat fisiknya menunjukkan bau tengik dan warna keruh pada sampel tersebut. Metode pengasaman menggunakan asam asetat (CH3COOH) dapat dijadikan sebagai metode proses produksi minyak kelapa yang memenuhi persyaratan mutu SNI 01-2902- 2011 dan APCC Standards Asian & Pacific Coconut Community 2006.Kata kunci : HPLC, komposisi asam amino blondo, minyak kelapa, pengasaman, SNI 01-2902-2011
PENGGUNAAN KARET ALAM PADA PEMBUATAN APRON UNTUK MESIN PEMINTALAN Luftinor Luftinor
Jurnal Dinamika Penelitian Industri Vol 21, No 2 (2010): JURNAL DINAMIKA PENELITIAN
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (8401.038 KB) | DOI: 10.28959/jdpi.v21i2.3176

Abstract

The Research aims to increase the use of natural rubber in the textile industry especially is ring spinning machine, the research done by varying the amount of apron manufacture of natural rubber (SIR 20), synthetic rubber (SBR), and filler materials (carbon black) in 3 levels of each treatment each 25 phr, 50 phr and 75 phr, obtained nine kinds of rubber compounds. The nine kinds of vulcanized rubber compounds to obtain finished goods apron, next physics test. Physical properties test results as a whole rubber apron almost meet quality standards, unless the results of hardness and elongation at break. Then all nine kinds of rubber is tested on ring spinning machine spinning in the process of making yarn polyster/cotton, yarn obtained to test quality yarns. The result of the overall yarn quality tests meet quality standards, except amount of ends breakages yarn test result. Optimal condition where rubber apron physic character the result and yarn quality approaches standard quality is got in apron uses rubber SIR 25 phr, rubber SBR 75 phr, carbon black and 75 phr, values obtained 79 shore A hardness, tensile strength 173 kg/cm2, modulus 132 kg/cm2, elongation at break 220%, tear strength 121 kg/cm2. And abration resistance DIN 122 mm3. Then the yarn quality obtained with Ne1 40,4 fineness, tensile strength per stand of 283,4 grams, a twist of  25.7, unevenness 13.3 U%, elongation at break 24.5 cm, and a mount of ends breakages per hour 4.
Penggunaan Crude Palm Oil (CPO) sebagai bahan pelunak (FACTICE) dalam pembuatan kompon karet gelang Nuyah .
Jurnal Dinamika Penelitian Industri Vol 24, No 2 (2013): JURNAL DINAMIKA PENELITIAN INDUSTRI
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (3223.006 KB) | DOI: 10.28959/jdpi.v24i2.532

Abstract

The research aimed to obtain the influence of utilizing crude palm oil as a factice for compound of rubber band, and also to find out the best rubber compound for rubber formula which fulfill the quality specification.The factice type used was crude palm oil (CPO) and the filler was silica with variations were formula 1 (Brown factice 30 g, without CPO and silica 60 g) as control, formula 2 (without CPO and silica 60 g), formula 3 (CPO 30 g and silica 60 g), formula 4 (CPO 60 g and silica 120 g), and formula 5 (CPO 90 g and silica 180 g). The result showed that the addition of crude palm oil and silica had significant effect on the hardness, tensile strength, elongation at break and density. The best treatment was found in formula 3 (CPO 30 g and silica 60 g) with hardness value 33 shore A, tensile strength 253 kg/cm2, elongation at break 890% and density 0,933 g/cm3.Keywords : brown factice, compound of rubber band, crude palm oil, silica AbstrakPenelitian ini bertujuan untuk mengetahui pengaruh penggunaan Crude Palm Oil (CPO) sebagai bahan pelunak (factice) dalam pembuatan kompon karet gelang, serta mendapatkan formula kompon karet yang tepat dan memenuhi persyaratan. Jenis bahan pelunak yang digunakan dalam penelitian yaitu CPO, dan bahan pengisi (filler) silika dengan variasi perbandingan yaitu formula 1 (brown factice 30 g, tanpa CPO dan silika 60 g) sebagai kontrol, formula 2 (tanpa CPO dan silika 60 g), formula 3 (CPO 30 g dan silika 60 g), formula 4 (CPO 60 g dan silika 120 g), dan formula 5 (CPO 90 g dan silika 180 g). Hasil penelitian menunjukkan bahwa penambahan CPO dan bahan pelunak silika berpengaruh nyata terhadap kekerasan, tegangan putus, perpanjangan putus dan berat jenis. Perlakuan terbaik diperoleh pada formula 3 (CPO 30 g dan silika 60 g) dengan nilai kekerasan 33 shore A, tegangan putus 253 kg/cm2, perpanjangan putus 890% dan berat jenis 0,933 g/cm3.Kata kunci: brown factice, crude palm oil, silika, kompon karet gelang
COVER_SUSUNAN DEWAN REDAKSI_DAFTAR ISI . .
Jurnal Dinamika Penelitian Industri Vol 27, No 1 (2016): JURNAL DINAMIKA PENELITIAN INDUSTRI
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (206.288 KB) | DOI: 10.28959/jdpi.v27i1.2095

Abstract

Pengolahan lateks pekat proses dadih menggunakan garam alginat hasil ekstraksi rumput laut untuk produk busa Chasri Nurhayati; Oktavia Andayani
Jurnal Dinamika Penelitian Industri Vol 26, No 1 (2015): JURNAL DINAMIKA PENELITIAN INDUSTRI
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (250.286 KB) | DOI: 10.28959/jdpi.v26i1.702

Abstract

Processing of concentrated latex derived from latex plantations using curd system is one of the concentrated latex processing as an alternative raw material for processing latex foam instead of using centrifuges. Generally concentrated latex used as raw materials processing foam products. Processing pendadihan is done by mixing the latex pendadih with gardens that have been preserved and left mendadih for a certain time. Concentrated latex concentration by means pendadihan require pendadih materials such as sodium alginate extracted from seaweed. The method of research using experimental design with of three variable concentrations of sodium alginate (K1) is the concentration of 0.15% The K2 = 0.20% concentration and K3 = 0.25% concentration. The results of testing the curd latex include dry rubber content (KKK), the levels of solids (KJP), ammonia and mechanical stability once every two days for 16 days. Curd result have been made of latex foam rubber products, further testing for hardness, tensile strength, elongation at break, pampatan fixed and specific gravity. The test results compared with foam rubber SNI number 1241-85. The results showed that the best latex curd is K2 with the value of the KKK: 52.03%, KJP: 54.02%, ammonia levels: 0.63% and mechanical stability:115 seconds and foam rubber products is best treated with violence K2:33 N/mm, tensile strength: 0,067 N/mm2, the value of elongation at break: 80%, the value of fixed pampatan: 18.63% and density: 0,143 g/cm3.Keywords : foam rubber, latex whey, natrium alginateAbstrakPenelitian ini bertujuan untuk mempelajari alternatif bahan pendadih yang berasal dari ekstraksi Sargasum sp. Penelitian dilakukan melalui 3 rangkaian tahapan yaitu ekstraksi natrium alginat dari Sargassum sp, penggunaan natrium alginat pada pendadihan lateks dan pembuatan karet busa menggunakan lateks dadih tersebut. Metode penelitian menggunakan desain eksperimental dengan 3 (tiga) variabel konsentrasi natrium alginat (K) yaitu K1= konsentrasi 0,15%, K2= konsentrasi 0,20% dan K3= konsentrasi 0,25%. Hasil lateks dadih dilakukan pengujian meliputi kadar karet kering (KKK), kadar jumlah padatan (KJP), kadar amonia dan kemantapan mekanik setiap dua hari sekali selama 16 hari. Lateks dadih yang dihasilkan dibuat produk karet busa, selanjutnya dilakukan pengujian terhadap kekerasan, tegangan putus, perpanjangan putus, pampatan tetap dan bobot jenis. Hasil pengujian dibandingkan dengan SNI karet busa 06-0999-1987. Hasil penelitian menunjukkan bahwa lateks dadih terbaik adalah perlakuan K2 dengan nilai KKK: 52,03%, KJP: 54,02%, kadar amonia: 0,63% dan kemantapan mekanik: 115 detik dan produk karet busa yang terbaik adalah perlakuan K2 dengan kekerasan: 33 N/mm, tegangan putus:0,067 N/mm2, nilai perpanjangan putus: 80%, nilai pampatan tetap: 18,63% dan berat jenis: 0,143 g/cm3.Kata Kunci : karet busa, lateks dadih, natrium alginat
Penggunaan arang cangkang kelapa sawit sebagai bahan pengisi dalam pembuatan kompon selang karet Nuyah .
Jurnal Dinamika Penelitian Industri Vol 23, No 1 (2012): JURNAL DINAMIKA PENELITIAN INDUSTRI
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (2022.76 KB) | DOI: 10.28959/jdpi.v23i1.556

Abstract

The research aimed to obtain the influence of utilizing palm shell charcoal as a filler for compound of rubber hose, and also to find out rubber compound the best for rubber formula and the quality specification. Reinforcing filler type used carbon black and palm shell charcoal with variation such as formula 1 (carbon black 40 phr and without palm shell charcoal), formula 2 (carbon black 35 phr and palm shell charcoal 5 phr), formula 3 (carbon black 25 phr and palm shell charcoal 15 phr), formula 4 (carbon black 20 phr and palm shell charcoal 20 phr), formula 5 (carbon black 15 phr and palm shell charcoal 25 phr), and formula 6 (carbon black 5 phr and palm shell charcoal 35 phr). The result showthat the addition of carbon black and palm shell charcoal had significant effect on the hardness, tensile strength, and tear resistance. The best treatment was found to be the formula 2 (carbon black 35 phr and palm shell charcoal 5 phr)with hardness value 60 shore A, tensile strength 95 kg/cm2, and tear resistance 246 kg/cm2.Keywords : Carbon black, palm shell charcoal, compound of rubber hose AbstrakPenelitian ini bertujuan untuk mengetahui pengaruh penggunaan arang cangkang kelapa sawit sebagai bahan pengisi dalam pembuatan kompon slang karet, serta mendapatkan formula kompon karet yang tepat dan memenuhi persyaratan. Jenis bahan pengisi yang digunakan dalam penelitian ini terdiri dari karbon hitam dan arang cangkang kelapa sawit dengan variasi perbandingan yaitu formula 1 (karbon hitam 40 phr dan tanpa arang cangkang), formula 2 (karbon hitam 35 phr dan arang cangkang 5 phr), formula 3 (karbon hitam 25 phr dan arang cangkang 15 phr), formula 4 (karbon hitam 20 phr dan arang cangkang 20 phr), formula 5 (karbon hitam 15 phr dan arang cangkang 25 phr), dan formula 6 (karbon hitam 5 phr dan arang cangkang 35 phr). Hasil penelitian menunjukkan bahwa penambahan karbon hitam dan arang cangkang berpengaruh nyata terhadap kekerasan, tegangan putus, dan ketahanan sobek. Perlakuan terbaik diperoleh pada formula 2 (karbon hitam 35 phr dan arang cangkang 5 phr) dengan nilai kekerasan 60 shore A, tegangan putus 95 kg/cm2, dan ketahanan sobek 246 kg/cm2.Kata Kunci: Karbon hitam, arang cangkang kelapa sawit, kompon slang karet.
Cover,Daftar isi,Abstrak Team Redaksi
Jurnal Dinamika Penelitian Industri Vol 21, No 2 (2010): JURNAL DINAMIKA PENELITIAN
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.28959/jdpi.v21i2.3165

Abstract

Pemanfaatan brushing rubber dan silika dari sabut kelapa sebagai bahan pengisi dalam pembuatan kompon genteng karet Nuyah .
Jurnal Dinamika Penelitian Industri Vol 25, No 2 (2014): JURNAL DINAMIKA PENELITIAN INDUSTRI
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (457.351 KB) | DOI: 10.28959/jdpi.v25i2.520

Abstract

This study aims to determine the effect of brushing rubber and silica from coconut coir as a filler in the production of compound rubber tile, and get the rubber compound formula right and meet the requirements. The type of filler used is brushing rubber and silica filler material from the coconut coir with ratio variation were formula 1 (brushing rubber: silica = 22: 8), the formula 2 (brushing rubber: silica = 18: 12), the formula 3 (brushing rubber : silica = 15: 15), the formula 4 (brushing rubber: silica = 12: 18), the formula 5 (brushing rubber: silica = 8: 22) and the formula 6 (brushing rubber: silica = 4: 26). Results showed that the addition of rubber and silica brushing of coconut coir significantly affect the hardness, tensile strength, elongation at break and ozone resistance. The best formula obtained in the formula 3 (brushing rubber: silica = 15: 15) with a value of 50 shore A hardness, tensile strength of 6.3 MPa, elongation at break of 410% and Ozone resistance No cracks. Keywords : Brushing rubber, silica, rubber roof tiles compound AbstrakPenelitian ini bertujuan untuk mengetahui pengaruh penggunaan brushing rubber dan silika dari sabut kelapa sebagai bahan pengisi dalam pembuatan kompon genteng karet, serta mendapatkan formula kompon karet yang tepat dan memenuhi persyaratan. Jenis bahan pengisi yang digunakan yaitu brushing rubber dan bahan pengisi Silika dari sabut kelapa dengan variasi perbandingan yaitu formula 1 (brushing rubber : silika = 22 : 8), formula 2 (brushing rubber : silika = 18 : 12),  formula 3 (brushing rubber : silika = 15 : 15), formula 4 (brushing rubber : silika = 12 : 18), formula 5 (brushing rubber : silika = 8 : 22)¸dan formula 6 (brushing rubber : silika = 4 : 26). Hasil Penelitian menunjukkan bahwa penambahan brushing rubber dan silika dari sabut kelapa berpengaruh nyata terhadap kekerasan, tegangan putus, perpanjangan putus dan Ozone resistance. Formula terbaik diperoleh pada formula 3(brushing rubber : silika = 15 : 15) dengan nilai kekerasan 50 shore A, tegangan putus 6,3 MPa, perpanjangan putus 410% dan Ozone resistance No cracks. Kata Kunci:  Brushing rubber, Silika, kompon genteng karet.
KOMPOSIT KARET ALAM DAN NANOSILIKA SEKAM PADI TERHADAP SIFAT MEKANIK DAN REOLOGI VULKANISAT KARET Popy Marlina; Hari Adi Prasetya
Jurnal Dinamika Penelitian Industri Vol 30, No 1 (2019): JURNAL DINAMIKA PENELITIAN INDUSTRI
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (460.038 KB) | DOI: 10.28959/jdpi.v30i1.5094

Abstract

Nanosilika sekam padi dapat digunakan sebagai bahan pengisi alternatif dalam pembuatan vulkanisat karet.  Penelitian ini bertujuan untuk mengetahui pengaruh nanosilika sekam padi terhadap sifat mekanik dan reologi vulkanisat karet dan dibandingkan dengan bahan pengisi carbon black pada pembuatan vulkanisat karet. Pengaruh konsentrasi nanosilika sekam padi (10, 20, 30, 40 dan 50 phr) pada masing- masing konsentrasi terhadap kekerasan, pampatan tetap, modulus 300%, modulus torsi, laju pemasakan optimum, dan waktu scorch. Penelitian eksperimental menggunakan Rancangan Acak Lengkap non Faktorial dan setiap perlakuan diulang sebanyak tiga kali.  Hasil pengujian mekanis dan reologi  menunjukkan tren dan tidak ada perbedaan nilai yang signifikan antara nanosilika sekam padi dan carbon black yang digunakan sebagai bahan pengisi. Perlakuan terbaik diperoleh pada konsentrasi nanosilika sekam padi 30 phr, dan konsentrasi carbon black 40 phr.  Vulkanisat karet dengan bahan pengisi carbon black menunjukkan kekerasan, modulus 300%, modulus torsi yang lebih tinggi, namun laju pemasakan optimum, pampatan tetap, dan waktu scorch lebih rendah dari pada  nanosilika sekam padi. Nanosilika sekam padi dapat menjadi pengganti carbon black yang baik untuk produk-produk karet dengan biaya dan pampatan tetapnya dipersyaratkan.
PRELIMINARY STUDY IN FINDING BIOELASTOMER BASED ON VEGETABLE OIL: DIMER ACID PREPARATION Mili Purbaya; Didin Suwardin
Jurnal Dinamika Penelitian Industri Vol 27, No 1 (2016): JURNAL DINAMIKA PENELITIAN INDUSTRI
Publisher : Balai Riset dan Standardisasi Industri Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (542.512 KB) | DOI: 10.28959/jdpi.v27i1.1259

Abstract

Dimer acid is the main material in the synthesis of bioelastomer. The preparation of dimer acid from vegetable oil such as crude palm oil and jatropha seed oil via Diels-Alder reaction were investigated. The dimer acid based vegetable oil was obtained by reacting vegetable oil with 12% by weight of  acrylic acid and 0.05 – 0.15% by weight of  iodine catalyst at temperature 191.25 – 247.5 oC for 1 – 2 hours. Dimer acids were analyzed using Fourier transform infrared spectroscopy, degree of acidity and acid value determination. The results show that the degree acidity (pH) of dimer acid from crude palm oil and jatropha seed oil were 2.18 – 2.35 and 2.46 – 2.56, respectively. The acid value of dimer acid from palm oil is 89.07 – 90.07 mg KOH/g sample and acid value of dimer acid from the jatropha seed oil is 63.80 – 80.43 mg KOH/g sample. Although the acid value is still lower than the commercial dimer acid (Empol 1016), the FTIR results showed that both dimer acids had some dicarboxylic acid functional groups as appeared in Empol 1016. So both vegetable oils have potential as a raw material for bioelastomer synthesis.

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