基于克林诺普提洛利特的吸收剂用于去除青的吸收剂
Szymon Wójcik1, Katarzyna Fendrych1, Włodzimierz Mozgawa1
1Faculty of Materials Science and Ceramic, AGH University of Krakow, 30 Mickiewicza Av., 30-059 Kraków, Poland.
Molecules (Basel, Switzerland)
|December 11, 2025
概括
这项研究探讨了使用修改后的天然克林诺皮托利特焦酸盐从水中去除类醇的方法. 表面修改略有改善了吸附性,但药品废水处理的总体容量仍然有限.
科学领域:
- 环境科学 环境科学
- 材料科学 材料科学 材料科学
- 分析化学 分析化学
背景情况:
- 像类药物这样的药物污染了水源.
- 天然热石,如克林诺皮托利特,是潜在的吸附剂.
- 表面特性显著影响吸附效率.
研究的目的:
- 通过使用天然clinoptilolite (p-CLI) 和改性形式 (H-CLI,o-CLI) 调查对的吸收.
- 为了比较由质子交换和表面活性剂修饰的克林诺皮托利特的吸附能力.
- 了解结构和表面的变化如何影响药品的吸收.
主要方法:
- 通过氨交换/化 (H-CLI) 和HDTMA-Br处理 (o-CLI) 进行克林诺皮托利特的修饰.
- 使用XRD,FT-IR和SEM进行材料表征.
- 批量吸附实验,然后进行微分脉冲电压测量 (DPV) 来量化.
主要成果:
- 经XRD修改后确认了保存的clinoptilolite框架.
- H-CLI显示部分离子去除;o-CLI开发了一个疏水的有机层.
- 吸附能力从p-CLI的微不足道增加到H-CLI的~0.15 mg/g和o-CLI的~0.25 mg/g.
结论:
- 表面功能化增强了克林诺皮托利特对弱极药物的亲和力,比如类醇.
- 由于增加了疏水性,HDTMA修饰产生了比质子交换更高的吸附性.
- 尽管情况有所改善,但克林诺皮托利特对青的吸附能力仍然有限.
相关概念视频
Enhanced Elimination of Poison
836
Poison can be effectively removed from the gastrointestinal (GI) tract through various decontamination procedures.
Antidotes serve a crucial role in counteracting the effects of poison by inhibiting enzymes responsible for producing harmful drug metabolites. In some cases, these toxic metabolites can be neutralized by endogenous cosubstrates, which are maintained at specific concentrations to prevent interaction with cellular macromolecules and subsequent cell death.
Renal excretion is the...
Antidotes serve a crucial role in counteracting the effects of poison by inhibiting enzymes responsible for producing harmful drug metabolites. In some cases, these toxic metabolites can be neutralized by endogenous cosubstrates, which are maintained at specific concentrations to prevent interaction with cellular macromolecules and subsequent cell death.
Renal excretion is the...
836
Extracorporeal Removal of Drugs: Hemoperfusion and Hemofiltration
175
Hemoperfusion and hemofiltration are critical techniques in medical treatments to eliminate accumulated drugs, metabolites, and electrolytes from the bloodstream. These methods are particularly vital in cases of accidental poisoning and drug overdose.Hemoperfusion involves passing blood through an adsorbent material to remove unwanted substances. The main adsorbents used in hemoperfusion include activated charcoal and Amberlite resins. Activated charcoal can adsorb both polar and nonpolar...
175
Drug Elimination by Renal Route: Tubular Reabsorption
4.8K
During the process of renal excretion, as the glomerular filtrate progresses to the distal convoluted tubule (DCT), drugs that are highly permeable, lipophilic, and nonionized undergo passive reabsorption from the tubular fluid into the surrounding peritubular capillaries. This reabsorption process restricts their elimination through the kidneys. However, the majority of drugs are either weak acids or weak bases, and their ionization level is dependent on pH. By altering the pH of urine, the...
4.8K
Analyte Adsorption and Distribution
2.5K
In certain chromatographic separations, solutes transfer between the mobile phase and the stationary phase via sorption, which typically refers to the process of adsorption. For many chromatographic systems, the sorption process often depends on the polarity of the compounds—an expression of the overall dipole moment within the molecule. During the separation process, there is competition between the solute and solvent for adsorption to the stationary phase. Highly polar compounds and...
2.5K
Prevention of Further Absorption of Poison
1.2K
In cases of acute poisoning, the primary objective is to prevent further absorption of the toxic substance into the body. Immediate interventions using various decontamination techniques targeting the gastrointestinal (GI) tract can achieve this. Decontamination is crucial to prevent poison from entering the systemic circulation, which involves washing affected areas with water and mild soap and removing contaminated clothing. Once external decontamination is done, attention must be turned to...
1.2K
Drugs Affecting GI Tract Motility: Adsorbents as Antidiarrheal Agents
549
Diarrhea is characterized by the occurrence of frequent, watery bowel movements. Various factors can trigger diarrhea, including viral or bacterial infections, foodborne illnesses, side effects from certain medications, and underlying digestive disorders. If not adequately managed, diarrhea can lead to complications such as dehydration, electrolyte imbalances, and nutrient deficiencies. Severe diarrhea can lead to significant weight loss, malnutrition, and weakened immune function.
Adsorbents...
Adsorbents...
549


