聚吡咯的合成及其在金属防腐蚀领域的应用

Synthesis and Application of Polypyrrole in Corrosion Prevention

介绍了化学氧化法和电化学法合成导电高分子聚吡咯(PPy),综述了在防护金属腐蚀过程中,聚吡咯涂层的主要作用机理,包括机械屏蔽、缓蚀剂作用、阳极保护和界面转移机理,以及聚吡咯复合材料在防腐蚀领域中的最新研究进展,并对聚吡咯在防腐领域的研究前景进行了展望。

The paper mainly introduces the chemical oxidation-and electrochemical-synthesis of polypyrrole（PPy）. Meanwhile, the relevant protection mechanisms of PPy coatings against metal corrosion are stated in detail such as physical barrier, corrosion inhibitor effect,anodic protection and electrochemical interface migration. Furthermore, the latest research progress of PPy composite materials in the field of corrosion prevention are reviewed. Finally, the prospect of PPy application in the field of corrosion prevention is previewed.