共 2 条
Anticorrosive properties enhancement by means of phosphate pigments in an epoxy 2k coating. Assessment by NSS and ACET
被引:26
|作者:
Gimeno, M. J.
[1
]
Chamorro, S.
[1
]
March, R.
[2
]
Oro, E.
[2
]
Perez, P.
[2
]
Gracenea, J.
[1
,3
]
Suay, J.
[1
,3
]
机构:
[1] Med & Corros SL, Castellon de La Plana 12006, Spain
[2] Nubiola Grp, Barcelona 08020, Spain
[3] Univ Jaume 1, Polymers & Adv Mat Res Grp PIMA, Castellon de La Plana 12006, Spain
关键词:
ACET;
NSS;
Organophilized zinc molybdate phosphate;
Standard zinc phosphate;
Equivalent circuit;
Epoxy coatings;
ELECTROCHEMICAL TECHNIQUES;
CORROSION;
EIS;
PERFORMANCE;
MOLYBDENUM;
INHIBITORS;
MECHANISM;
PRIMER;
STEEL;
D O I:
10.1016/j.porgcoat.2014.04.004
中图分类号:
O69 [应用化学];
学科分类号:
081704 ;
摘要:
The effect of the addition of anticorrosive phosphate pigments (different types and quantities), standard zinc phosphate and organophilized zinc molybdate phosphate, on the corrosion resistance properties of epoxy coating on cold rolled steel has been investigated by means of two different techniques: a traditional one as salt spray (NSS) and an electrochemical one as the accelerated cyclic electrochemical test (ACET). The optimum anticorrosive phosphate pigment type and its content, that gave the best performance in this epoxy system, were determined. The results offered by each one of the techniques were quite similar, with the advantage that the ACET offered the results in a very short time (24h) compared to salt spray test. (C) 2014 Elsevier B.V. All rights reserved.
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页码:2024 / 2030
页数:7
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