碳点缓蚀剂的研究进展

Research Progress of Carbon Dots Corrosion Inhibitors

摘要:

碳纳米材料因其独特的物理化学性质，如高比表面积、优异的电子传输性能及丰富的表面官能团，成为多个领域的研究热点。特别是碳点（Carbon Dots,CDs），作为一种零维纳米材料，具有优异的光学性能、环境友好性、生物相容性和易改性，在生物传感、新能源和医药等领域展现出广泛的应用潜力。碳点在金属防腐蚀领域的应用逐渐受到关注，其作为缓蚀剂的研究已成为当前科学研究的新方向。简述了碳点的制备方法，并系统综述了近年来碳点在金属防腐蚀领域的应用研究进展。阐述了碳点缓蚀剂在金属防腐蚀中的优势，包括其环境友好性、高稳定性及优异的缓蚀效率。碳点在碳钢和铝合金等多种金属材料的防腐蚀研究中显示出优异的应用潜力。还着重讨论了碳点缓蚀剂的缓蚀机理，包括等温吸附模型和吸附类型。最后，指出了当前碳点缓蚀剂研究中存在的挑战，包括对缓蚀机理的深入理解、大规模合成方法的开发以及在复杂腐蚀环境中的稳定性和长效性，并对碳点缓蚀剂在金属防腐蚀领域的前景进行了展望。尽管目前对碳点作为金属防腐蚀缓蚀剂的研究仍处于初步阶段，但其在腐蚀防护领域的应用前景非常广阔，有望在未来实现其在低碳环保和金属防腐领域的广泛应用。

Abstract:

Carbon nanomaterials， due to their unique physicochemical properties such as high surface area， excellent electron transport performance， and abundant surface functional groups， have become a research hotspot across multiple fields. Among these， carbon dots （CDs）， a type of zero-dimensional nanomaterial， exhibit exceptional optical properties， environmental friendliness， good biocompatibility， and ease of modification. These characteristics have enabled their broad application potential in fields such as biosensing， new energy， and medicine. The use of carbon dots in metal corrosion prevention has garnered increasing attention， with their role as corrosion inhibitors emerging as a new direction in scientific investigation. This article briefly describes the preparation methods of carbon dots and systematically reviews recent advancements in their application of carbon dots in the field of metal corrosion prevention. It elucidates the advantages of carbon dot-based corrosion inhibitors in metal corrosion prevention， including environmental friendliness， high stability， and outstanding corrosion inhibition efficiency. In the corrosion prevention research of various metal materials such as carbon steel and aluminum alloys， carbon dots have demonstrated excellent application potential. The article also focuses on the inhibition mechanisms of carbon dot corrosion inhibitors， including isothermal adsorption models and adsorption types. Lastly， the article points out the current challenges in the research of carbon dot corrosion inhibitors， such as the need for a deeper understanding of inhibition mechanisms， the development of large-scale synthesis methods， and their stability and long-term effectiveness in complex corrosion environments. It forecasts the future prospects of carbon dot corrosion inhibitors in the field of metal corrosion prevention， aiming for their wide application in low-carbon environmental protection and metal corrosion fields. This offers new insights and strategies for the design， development， and application of corrosion inhibitors. Despite being in the early stages of research， carbon dots as metal corrosion inhibitors hold vast potential in the field of corrosion protection.