基于贝他因类型的疏水性协会聚合物的自组系统用于酸刺激:表面活性剂和盐离子的影响
Yuling Hu1,2, Hongping Quan1,2, Peng Shen3
1College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu, Sichuan 610500, P. R. China.
ACS omega
|December 16, 2024
概括
这项研究开发了一种新的贝他因类型的疏水性联结聚合物 (PASD) 用于酸加厚. 由此产生的自组装酸具有出色的粘度和耐温性,对于碳酸盐酸化应用至关重要.
科学领域:
- 聚合物化学 聚合物化学
- 材料科学 材料科学 材料科学
- 石油工程是石油工程中的一个.
背景情况:
- 疏水性协会聚合物在碳酸盐酸化过程中表现出有前途的自我加厚剂.
- 提高它们的高温性能是有效应用的重大挑战.
研究的目的:
- 为了合成和表征一种贝他因类型的疏水性联结聚合物 (PASD),用于酸加厚.
- 评估自组装酸的性能,重点关注粘性,质和在恶劣条件下的稳定性.
主要方法:
- 用水溶液聚合来合成PASD.
- 里埃变换红外光谱 (FT-IR) 和1H核磁共振 (NMR) 描述了聚合物结构.
- 使用粘度计和湿度计评估了粘度,质性质,温度和耐盐性.
主要成果:
- 通过非共价相互作用,PASD通过物理交叉链接与阴离子表面活性剂 (STAC) 形成了自我组装的酸.
- 来自酸岩反应的化物 (CaCl2) 显著增加了自组装酸的粘度.
- 自组装酸在140°C下保持了140mPa·s的粘度1小时,表现出极好的耐温性.
结论:
- 与单独的PASD酸相比,开发的自组装酸具有优越的粘结能力和耐温度性.
- 这项研究为使用疏水性联结聚合物作为要求苛刻的环境中有效的酸加厚剂提供了新的见解.
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