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공정시스템 이동현상 화학공정안정 : 바이온 계면활성제를 이용한 원유 중의 황화합물 가용화에 간한 연구
이석규(Suk Kyu Lee),한지원(Ji Won han),김병홍(Byung Hong Kim),신평균(Pyung Gyun Shin),박상권(Sang Kwon Park),임종주(Jong Choo Lim) 한국화학공학회 2000 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.38 No.2
In this study, polyoxyethylene(POE) nonionic surfactants were used in order to enhance the solubilization of sulfur compounds contained in the crude oil and the solubilized sulfur contents in the aqueous surfactant solutions were measured by X-ray sulfur spectrometer. The most hydrophobic surfactant among used during this study showed the maximum solubilization capacity for the sulfur compounds in the crude oil and the solubilization of sulfur compounds was found to be increased with temperature and to be abruptly increased at above 1 wt% surfactant solutions. It was found that Tergitol series surfactants showed higher solubilizing capacity than Neodol series surfactants presumably due to the disruption of the regular packing in the hydrocarbon region of the surfactant aggregates. The addition of a cosurfactant such as alcohol and/or an electrolyte increased the solubilization of sulfur compounds in the crude oil. It was found that partitioning phenomena were shown to be significant with an hydrophobic surfactant at high temperature and the growth of sulfur reducing microorganisms was not greatly affected by the addition of nonionic surfactants.
한지원,임종주 한국공업화학회 1999 응용화학 Vol.3 No.1
In this study, nonionic surfactants were used in order to enhance the solubilization of sulfur compounds contained in the bunker-C oil. Tergitol series of nonionic surfactants were used and the solubilized sulfur contents were measured by X-ray sulfur spectrometer. It was found that the longer hydrocarbon chain length of surfactant in Tergitol series, the higher solubilizing capacity on bunker-C. The addition of cosurfactant such as alcohol increased the solubilization of sulfur compounds in the bunker-C, because cosurfactants in surfactant solution make the micelle packing more flexible.