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Majalah Kulit, Karet, dan Plastik
ISSN 1829-6971 · Center for Leather, Rubber, and Plastics · 385 artikel di indeks
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Artikel Jurnal
FTIR-PCA analysis as an initial analysis to distinguish the origin of skin and leather
Leather products are parts of daily fashion in Indonesia, such as bags, shoes, jackets, and gloves. Adulteration of raw materials for leather products can occur if there are no labels on these products. Various methods such as PCR, GC-MS, HPLC, and FTIR have been carried out to distinguish the…
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Artikel Jurnal
Characterization of ethylene–vinyl acetate (EVA)/modifed starch expanded compounds for outsole material
The use of non-biodegradable material in shoe components has negative impacts on environmental sustainability when disposed into landflls due to poor biodegradability. This study prepared ethylene–vinyl acetate (EVA)/modifed starch expanded compounds as outsole material to overcome environmental…
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Artikel Jurnal
The investigation of optimum condition of natural rubber epoxidation reaction in latex phase
Natural rubber (NR) latex epoxidation is a chemical modifcation of natural rubber to produce natural rubber with higher polarity (oil resistant) which is commonly called epoxidized natural rubber (ENR). ENR is produced from the reaction of natural rubber latex with performic acid. Performic acid is…
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Artikel Jurnal
Purge material berbasis campuran recycled HDPE dan lempung kaolin untuk ekstrusi polipropilena dan masterbatch
Extruder (sistem screw/barel) telah menjadi alat yang sangat penting dalam pengolahan produk akhir plastik. Proses pembersihan residu dalam barel extruder dengan memasukkan bahan pembersih (purge material) tanpa membongkar mesin disebut purging extruder. Penelitian ini bertujuan untuk mengetahui…
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Artikel Jurnal
The effect of additive dosages on crepe quality produced
Thin Pale Crepe (TPC) products are currently increasing in demand by rubber product manufacturers. Its production process is relatively more efcient than crumb rubber, which is Indonesia’s main product. The drying of TPC products still uses air drying from the burning of rubberwood. The use of…
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Artikel Jurnal
Analisis post mortem kulit kambing mentah yang diolah di UPTD penyamakan kulit Padang Panjang
Tujuan dari studi ini untuk mengetahui persentase kulit mentah yang memenuhi syarat untuk disamak dan kulit mentah reject serta untuk mengetahui tingkat kualitas kulit mentah dari sumber baik dari dalam atau dari luar kota yang menggunakan jasa UPTD penyamakan kulit. Pengambilan sampel dilakukan…
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Artikel Jurnal
The blending of NBR/EPDM with montmorillonite as compatibilizer: The effect of different accelerator
The rubber blend is widely used in industry because of its excellent properties. In this study, Nitrile Butadiene Rubber (NBR) was blended with Ethylene Butadiene Monomer Rubber (EPDM) using montmorillonite as the compatibilizer. Various kinds of accelerators from different accelerator group (DPG…
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Artikel Jurnal
Utilization of Nyctanthes arbor-tristis L and Artocarpus heterophyllus Lam extracts as natural dyes for sheepskins leather with different mordants
Natural dye, as dyeing material, delivers beautiful and distinctive color, synthetic chemical free, easy to get, easy to degrade, and produces non-toxic liquid waste. Natural dyes require mordant to attach the dye molecules into the leather fibers. This study aimed to determine the effect of…
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Artikel Jurnal
Seleksi resin dan rubber processing oil (RPO) dalam pembuatan cushion gum sebagai perekat ban vulkanisir
Cushion gum merupakan salah satu material penting dalam industri ban vulkanisir. Cushion gum berfungsi sebagai perekat yang digunakan pada ban vulkanisir untuk melekatkan bagian karet casing ban lama dengan karet telapak yang baru. Kualitas cushion gum tergantung pada komposisi bahan penyusunnya…
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Artikel Jurnal
Pengaruh ukuran partikel arang dari limbah tutup botol plastik terhadap kualitas briket
The amount of plastic waste increases with the increase in plastic use, especially in the food industry. Plastic waste is waste that is very difficult to decompose and takes a long time to spoil. Plastic bottle caps are a type of polypropylene (PP) plastic which is recommended to be used only once…
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Artikel Jurnal
Karakteristik plastik biodegradable dari limbah polipropilena dan pati tandan kosong kelapa sawit melalui metode pencampuran kering
Pemanfaatan limbah plastik polipropilena dan tandan kosong kelapa sawit dilakukan dengan cara mengolah serta menggabungkan limbah plastik polipropilena dengan pati tandan kosong sawit menjadi plastik biodegradable yang mudah terurai di alam. Modifikasi komposisi yang digunakan pada pembuatan…
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Artikel Jurnal
Penerapan sistem penyamakan kombinasi krom pada kulit ikan kakap merah (Lutjanus sp.) untuk bahan kulit atasan sepatu wanita
The application of chromium combination tanning system on red snapper (Lutjanus sp.) fish skin for women shoe upper has been done. Red Snapper fish skin is a waste from snapper fillet industry that can be used as raw material for leather tanning industry. It has unique, attractive, and exotic…
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Artikel Jurnal
Characteristics of organic fertilizer derived from fleshing waste with teak (Tectona grandis) wood scrap
The processing of leather tanning industry wastes into useful products is a one way to solve the industrial problem. This research aimed to evaluate the characteristics of organic fertilizer after the composting process of skins/hides fleshing waste with the addition of teak wood scrap as rice husk…
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Artikel Jurnal
Kemampuan hidrogel komposit berbasis produk samping industri penyamakan kulit dalam menyerap air dan larutan garam
Penelitian ini bertujuan untuk mengetahui kemampuan hidrogel komposit berbasis produk samping industri penyamakan kulit dalam menyerap air dan larutan garam. Gelatin, dari potongan kulit pikel domba, sebagai bahan dasar hidrogel komposit diproses secara basa. Hidrogel komposit dibuat dengan enam…
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Artikel Jurnal
Properties of microfibrillar cellulose filled thermoplastic natural rubber: Morphology, mechanical properties, and melt flow index
Microfibrillar cellulose (MFC) was derived from local pineapple leaf fiber (PALF) and employed as filler in thermoplastic natural rubber (TPNR), that was a blend of natural rubber (NR) and polypropylene (PP). The blends were prepared by dynamic vulcanization. The performance of MFC-filled TPNR on…
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Artikel Jurnal
Karakteristik Marshall dari aspal termodifikasi crepe rubber
Karet alam dapat dimanfaatkan sebagai aditif aspal, baik dalam bentuk lateks, cup lump, dan karet padat (crumb rubber, block skim rubber, dan lain-lain). Penelitian ini bertujuan mempelajari pengaruh penambahan crepe rubber dan antioksidan 1,2-dihydro-2,2,4-trimethyl-quinoline (TMQ) terhadap…
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Artikel Jurnal
Effect of Bi2O3 on the properties of linier low density polyethylene (LLDPE)/natural rubber compound (NRC) composites
The use of thermoplastic natural rubber (TPNR) has spread for many applications such as in footwear, hoses, seals, and automobiles. This increase is in line with the environmental awareness to produce materials that can be recycled. In this paper, the making of TPNR for car floor mat was studied…
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Artikel Jurnal
Adsorpsi limbah krom tanning dengan adsorben karbon aktif dari palm kernel cake (PKC)
The leather tanning process, a complex process and consists of several steps, where the process involves a large number of water and chemical substances which can cause pollution. The current study provided an investigation on the activated carbon derived from Palm Kernel Cake (PKC) used in the…
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Artikel Jurnal
Characteristics of natural rubber/latex compound waste (NR/LCW) blends in the perspective of shoe soles application
Being difficult to degrade, latex compound waste (LCW) should be handled carefully. In this study the possibility of application of LCW for shoe sole was evaluated. LCW was derived from latex-based industry from local factory. It was blended with natural rubber (NR) with the ratio ranging from…
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Artikel Jurnal
Kualitas gelatin yang diproduksi dari limbah proses shaving kulit domba menggunakan curing HCl dengan konsentrasi dan waktu yang berbeda
Kulit pikel yang di-shaving menghasilkan potongan kulit mengandung kolagen, sehingga dapat digunakan sebagai bahan untuk membuat gelatin. Tujuan penelitian adalah untuk mengetahui interaksi dan pengaruh pemberian berbagai konsentrasi asam klorida (HCl) serta waktu curing terhadap kualitas gelatin…