Active anticorrosion and self-healing coatings:A review with focus on multi-action smart coating strategies

作     者：Inime Ime Udoh Hongwei Shi Enobong Felix Daniel Jianyang Li Songhua Gu Fuchun Liu En-Hou Han Inime Ime Udoh;Hongwei Shi;Enobong Felix Daniel;Jianyang Li;Songhua Gu;Fuchun Liu;En-Hou Han

作者机构：CAS Key Laboratory of Nuclear Materials and Safety AssessmentInstitute of Metal ResearchChinese Academy of SciencesShenyang 110016China School of Environmental and Chemical EngineeringShenyang Ligong UniversityShenyang 110159China University of Science and Technology of ChinaHefei 230026China 

出 版 物：《Journal of Materials Science & Technology》 (材料科学技术（英文版）)

年 卷 期：2022年第116卷第21期

页      面：224-237页

核心收录：

学科分类：080503[工学-材料加工工程] 08[工学] 0805[工学-材料科学与工程（可授工学、理学学位）] 

基　　金：financial support from the National Natural Science Foundation of China(Nos.52171089 and 51571202) Ling Chuang Research Project of China National Nuclear Corporation 

主　　题：Smart coating Active anticorrosion protection Self-healing Multi-action Protection mechanism 

摘      要：The development of smart coatings with potential for active anticorrosion and self-healing protection of metals is essential for long-term performance of metallic structures in aggressive chemical ***,emphasis has been placed on the development of advanced smart coatings for corrosion protection in different *** multifunctional coatings with fascinating stimuliresponsive functionalities are considered“smart.The stimuli-responsive functionalities of these smart coatings when properly harnessed result in a class of coatings with inherent autonomous control of ***,when metals are exposed to aggressive environments,occurrences at the metalsolution interface cause environmental *** changes can be controlled when triggers from external environment set off active components of smart coating,thereby enhancing coating’s life and *** triggers include the availability of moisture,concentration of chloride ion,p H gradient,mechanical damage,impact,fatigue,light,redox activity and *** this review,recent technological trends in active anticorrosion and self-healing coatings as functional routes for metal protection are summarized,stimuli responsiveness and mechanisms of inhibition are discussed,and recent multi-action protective systems are particularly focused on.