CD Skripsi
Ringkasan Eksekutif Prarancangan Pabrik Acrylonitrile Butadiene Styrene (Abs) Menggunakan Proses Emulsion Dengan Disain Alat Utama Mixer-Settler
ABSTRACT
Acrylonitrile Butadiene Styrene (ABS) is a thermoplastic polymer. Lightness,
rigidity, impact resistance, ease of processing, resistance to chemicals and
applicable are ABS properties that are interesting. The base ABS is added methyl
methacrylate to enhance the appearance and become a transparent material. The
ABS consumption in 2018-2026 tends to increase due to its properties, especially
in the lightweight engineering plastics region. Our final project is proposed to
design a new ABS plant that meets 10% of domestic ABS needs. Also, this
project decreases the country's foreign exchange, and allocates jobs for local
labour. Also, ABS domestic strengthens the upstream industries, such as a vehicle
and textile. The ABS plant construction is going to hold for three years in 2022-
2025 in the Tanjung Buton Industrial Estate. The ABS plant has 115,000 tons/year
capacity for emulsion processing. The average ABS capacity in Asia of 120,000
tons/year. This capacity is to meet domestic needs and the Asia market. The ABS
Emulsion Process consists of 3 stages Polybutadiene Synthesis stage , the grafting
polymerization reaction stage and the product separation stage. The main design is
the mixer-settler separating the coagulant (CaCl2) residue from the ABS. The
resulting ABS product is transparent in the form of pellets as intermediate goods.
The pre-designed economic analysis of this factory obtained a Return On
Investment (ROI) of 33.17%, a payback period (PBP) of 1.67 years, a BEP of
32% and an IRR of 22.74%. The feasibility analysis shows that the ABS plant
project is feasible.
Keywords : emulsi, mixer-settler, polymer, thermoplastic
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