用合成双子座表面活性剂清洁基于石油的钻井切片
Xuan Yan1, Yucheng Liu1,2, Zhengmeng Hou3
1College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu 610500, Sichuan, P. R. China.
ACS omega
|March 11, 2024
概括
一种新的双子座表面活性剂DCY-1有效地减脂基于石油的钻井切片 (ODC). 这种先进的表面活性剂在两个清洗周期后实现了1.64%的残油比率,超过了传统的选择.
科学领域:
- 化学工程是化学工程的重要组成部分.
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
背景情况:
- 化学清洁对于脱脂基于石油的钻井切片 (ODC) 来说至关重要.
- 传统的表面活性剂在有效治疗ODC以满足处理标准方面面临挑战.
- 开发专门的表面活性剂是提高ODC清洁效率的关键.
研究的目的:
- 合成和描述一个新的双子座表面活性剂DCY-1,用于增强ODC脱脂.
- 评估DCY-1在ODC处理中的性能与传统表面活性剂相比.
- 为了确定DCY-1在ODC上的清洁效果的最佳条件.
主要方法:
- 双子座表面活性剂DCY-1的合成和净化.
- 使用福里埃变换红外 (FTIR) 和核磁共振 (NMR) 光谱学进行结构确认.
- 通过接口张力计,纳米粒子大小分析,扫描电子显微镜和红外油量测进行表征.
主要成果:
- 在DCY-1中,微粒的临界度 (CMC) 为3.37×10−3mol/L,CMC (γcmc) 的表面张力为37.97mN/m.
- DCY-1比SDS形成更大的小粒 (4.52nm),显示24.52%的增加.
- 在最佳条件下 (3 mmol/L DCY-1, 60 °C, 1:4 ODC/液体比, 40 分钟, 1000 rad/min) 在两个循环中,剩余油减少到 1.64%.
结论:
- 与传统表面活性剂相比,合成的双子座表面活性剂DCY-1在脱脂ODC方面表现优越.
- DCY-1实现了显著低的残留油含量,表明其对环境修复的有效性.
- 优化的清洁参数提高了DCY-1的效率,从而导致更清洁的ODC表面结构.
相关概念视频
03:00Solubility
Solution, Solubility, and Solubility Equilibrium
A solution is a homogeneous mixture composed of a solvent, the major component, and a solute, the minor component. The physical state of a solution—solid, liquid, or gas—is typically the same as that of the solvent. Solute concentrations are often described with qualitative terms such as dilute (of relatively low concentration) and concentrated (of relatively high concentration).
In a solution, the solute particles (molecules, atoms, and/or ions)...
A solution is a homogeneous mixture composed of a solvent, the major component, and a solute, the minor component. The physical state of a solution—solid, liquid, or gas—is typically the same as that of the solvent. Solute concentrations are often described with qualitative terms such as dilute (of relatively low concentration) and concentrated (of relatively high concentration).
In a solution, the solute particles (molecules, atoms, and/or ions)...
01:26Microbial Bioremediation of Hydrocarbons
Bioremediation is an environmentally sustainable process that employs living organisms—primarily microorganisms—to degrade or neutralize pollutants from contaminated environments. In oil spills and hydrocarbon pollution, bioremediation involves the use of hydrocarbon-degrading bacteria to transform toxic compounds into less harmful substances. This approach leverages natural microbial metabolic processes and is considered both cost-effective and ecologically favorable compared to physical or...