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对一种商品蒸汽驱油用高温发泡剂HTFA样品用乙酸丁酯进行萃取分离和提纯,然后对分离组分分别进行了化学分析、红外光谱分析、元素分析、核磁共振谱分析及X射线衍射分析等多种性能及结构表征实验。推断出其组份是以油溶性乳化剂烷氧基聚氧乙烯基甲苯磺酸钠为主要成份,与水溶性助乳化剂甲基丙烯酸钠、碳酸钠、硫酸钠等复配、乳化而成。结合各组份元素定量分析结果,推断其组成比例为主乳化剂约占乳液总重量的8%-9%,助乳化剂约占0.5%-1%,其余为水和少量其他助剂。
A commercial HTFO sample for steam flooding was extracted with butyl acetate and purified. The separated components were analyzed by chemical analysis, infrared spectrum analysis, elemental analysis, nuclear magnetic resonance spectroscopy and X-ray diffraction Analysis and other performance and structure characterization experiments. Inferred that its components are based on oil-soluble emulsifier alkoxy polyoxyethylene tosylate as the main ingredient, and water-soluble co-emulsifier sodium methacrylate, sodium carbonate, sodium sulfate, etc., emulsified. Based on the quantitative analysis results of the components, it is inferred that the main emulsifier accounts for about 8% -9% of the total weight of the emulsion, the emulsifier accounts for about 0.5% -1%, and the rest is water and a small amount of other additives .