用反应性碳酸盐表面活性剂修饰的聚烯胺纳米微球的合成,以有效地控制和阻断配置
Wenwen Yang1, Xiaojuan Lai1,2, Lei Wang1
1College of Chemistry and Chemical Engineering, The Youth Innovation Team of Shaanxi Universities, Shaanxi University of Science & Technology, Xi'an 710021, China.
Polymers
|October 26, 2024
概括
通过改善流体动力学和乳化,新的甲表面活性剂修改的纳米微球 (PER) 显著提高了23.53%的石油回收率,为油田提供了更好的经济效益.
科学领域:
- 材料科学 材料科学 材料科学
- 聚合物化学 聚合物化学
- 石油工程是石油工程中的一个.
背景情况:
- 尿表面活性剂 (REQ) 由八甲醇乙氧酸盐 (AEO) 和异酸甲酸盐 (IEM) 合成.
- 反应性碳酸盐表面活性剂修饰的纳米微球 (PER) 开发用于增强的石油回收应用.
研究的目的:
- 为了合成和描述新的PER纳米显微球.
- 在模拟油库条件下评估PER纳米微球的性能.
- 评估PER纳米微球对石油回收效率的影响.
主要方法:
- 使用烯胺 (AM),AMPS和EGDMA进行双相水性分散聚合.
- 通过红外光谱学进行表征,纳米激光粒子大小分析和SEM.
- 内部模拟的剥皮实验以评估性能.
主要成果:
- PER纳米微球具有均的粒子大小 (336 nm) 和良好的热稳定性 (278 °C).
- 有效的膨胀特性在矿化程度<10,000 mg/L和温度<90 °C时保持.
- 阻塞率和阻力系数随着高聚合物度的增加而增加;随着更高的核心透率而减少.
- 与水力驱动相比,最终的石油回收率提高了23.53%.
结论:
- PER纳米微球有效地控制了储流体动力学,并改善了石油回收.
- 独特的纳米结构促进了油的乳化和剥离,增强了回收.
- PER纳米微球为石油和天然气田提供了显著的经济效益.
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