CD Skripsi
Sintesis Membran Silika Berbahan Baku Sekam Padi : Variasi Komposisi Poly Etyhlen Glycol (Peg)
Membrane is a selective and semipermeable layer that lies between two phases, namely feed phase and permeate phase. Membrane synthesis using silica with phase inversion method. The purpose of this research were to make membranes of polysulfone for waste Rhodamin B with 0; 0,15; 0,30; dan 0,45 gram by weight PEG and operating pressure of 1, 3, and 5 bars. This research produced porous membrane. The characterization membranes analysis were SEM analysis, flux and rejection. Based on Flux and rejection results showed that membrane with 0,30 gram composition of PEG was the most effective performance with the flux operating pressure 1, 3, and 5 bar was 18,13 L/m2.h, 31,20 L/m2.h, 41,36 L/m2.h and rejection elimination of Rhodamin B was 81,15%, 59,62% and 34,08%. Based on characterization of membrane permeability, selectivity, and porous statistic showed that membrane silica were proven as membrane ultrafiltration.
Keywords: phase inversion, membrane, waste Rhodamin B, ultrafiltration
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