Effectiveness of Small Amount of Surface Penetrant against Chloride Ion Penetration

Autor: Rinchen Gyeltshen, Shinichi Miyazato
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Engineering Proceedings, Vol 55, Iss 1, p 18 (2023)
Druh dokumentu: article
ISSN: 2673-4591
DOI: 10.3390/engproc2023055018
Popis: To increase the durability of concrete structures, surface coating is widely used as a preventive maintenance strategy against de-icing salts. We investigated the effectiveness of a small amount of surface penetrant for chloride-induced corrosion on concrete structures exposed to low NaCl concentrations. The diffusion coefficient of mortar specimens with and without coating was determined using the electric migration test. The results indicated that even a small amount of Silane-based penetrant was effective against chloride ion penetration.
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