使用酸和多德乙醇对酸海绵表面进行修改,以从水中分离柴油油泄漏
Ronald Wijaya1, Kuan-Chen Cheng2, Shella Permatasari Santoso3
1Chemical Engineering Department, National Taiwan University of Science and Technology, Taipei 10607, Taiwan.
International journal of biological macromolecules
|May 24, 2025
概括
环保的阿尔金酸盐海绵被改进为柴油泄漏清理,使用酸和多德乙醇. 修改后的海绵具有很高的吸收能力和耐用性,为石油整治提供了可持续的解决方案.
科学领域:
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
- 聚合物化学 聚合物化学
背景情况:
- 柴油泄漏对环境构成重大威胁,需要有效和环保的补救策略.
- 传统的吸油剂往往缺乏效率,耐用性或带来次要的环境风险.
研究的目的:
- 开发一个环保和高效的吸收海绵,用于柴油泄漏补救.
- 通过表面修饰来提高基于酸盐的海绵的性能.
主要方法:
- 酸聚合物交叉连接,然后用酸和多德乙醇 (TA/Do) 进行表面修饰.
- 优化交叉连接的持续时间以平衡吸收和结构完整性.
- 使用FTIR,XPS和水接触角度测量进行表征.
- 评估吸收能力,吸收-脱吸周期和动力建模.
主要成果:
- 最佳酸盐海绵 (AA-3-TA/Do) 显示柴油吸收能力为17.54g/g,比未修改的海绵增加36%.
- 表面的修改赋予了显著的疏水性 (水接触角度为120.2°).
- 经过修改后的海绵在34个循环后保留了大约90%的吸收能力,并显示出快速的柴油吸收动力学.
- 细胞毒性测定证实了开发的吸附剂的无毒性.
结论:
- 使用可访问材料的简单,可扩展的表面修改策略显著提高了用于柴油整治的酸盐海绵性能.
- 修改TA/Do的酸海绵为清理油污提供了一个有希望的,生态兼容的,可重复使用的解决方案.
- 这种方法避免了复杂的技术和危险的试剂,促进了可持续的环境管理.
相关概念视频
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...
01:25Biofuels
The microbial conversion of organic matter into biofuels holds potential as a renewable energy source. Among biofuel sources, microalgae are recognized as a highly efficient and adaptable feedstock for biodiesel production, owing to their rapid biomass accumulation, elevated lipid productivity, and capacity to proliferate in diverse aquatic systems, including freshwater, marine, and wastewater habitats. Unlike terrestrial crops, microalgae do not compete for land and can achieve significantly...