针对这两个问题，本文从聚合工艺和超低界面张力乳化体系两方面开展研究。
To address these problems, twice polymerization process and new emulsifiers with potential ultra-low IFT were studied.
模拟油在岩心中的自发乳化驱采收率和总采收率分别为24.5%和71.8%，与超低界面张力聚合物表面活性剂驱相近。
The simulated oil spontaneous emulsification flooding recovery and total recovery with cores are enhanced by 24.5% and 71.8%.
通过对双子表面活性剂性能的研究发现，双子表面活性剂在单独使用条件下、并且在较宽的范围内，即可降低油水界面张力至超低。
From the research of Gemini surfactants solution properties it can be found that Gemini surfactants can reduce the interfacial tension between oil and solution to ultralow.
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