Schiff Bases as Corrosion Inhibitors: A Mini-Review

Abstract

Corrosion, a ubiquitous and economically burdensome phenomenon, poses a persistent challenge across various industries. As the search for effective corrosion inhibitors intensifies, Schiff bases have emerged as promising candidates due to their versatile chemical structures and unique reactivity. This mini-review provides a comprehensive overview of the role of Schiff bases in corrosion inhibition. Beginning with an introduction to corrosion and the imperative for corrosion inhibitors, the paper delves into the structural features and synthesis methods of Schiff bases. The mechanism of corrosion inhibition by Schiff bases is elucidated, emphasizing their interactions with metal surfaces. Recent advances in the field are highlighted, shedding light on novel Schiff base modifications that exhibit enhanced corrosion inhibition efficiency. The review also addresses characterization techniques employed to study the interaction between Schiff bases and metal surfaces. Furthermore, the practical applications of Schiff bases as corrosion inhibitors in diverse industries are explored, taking into account their compatibility with various metals and environments. Despite the promising prospects, challenges and limitations associated with Schiff bases as corrosion inhibitors are discussed, providing insights into future research directions. In conclusion, this mini-review consolidates current knowledge, offering a succinct yet comprehensive overview of Schiff bases as effective corrosion inhibitors and outlining avenues for further exploration in this dynamic field.