In-situ grafted graphene oxide-based waterborne epoxy curing agent for reinforcement corrosion protection of waterborne epoxy coating

2021 ◽  
Vol 412 ◽  
pp. 127043
Author(s):  
Tao Zhou ◽  
Jin Zhang ◽  
Jianguo Zhao ◽  
Wenshan Qu ◽  
Xinyu Li ◽  
...  
2013 ◽  
Vol 815 ◽  
pp. 547-551 ◽  
Author(s):  
Jian Guo Sheng ◽  
Ping Zeng ◽  
Yu Di Shan

With chemical modification method, the epoxy resin E44 was modified into water-borne epoxy resin by diethanolamine, considering the compatibility of curing agent and resin, diethylenetriamine was modified into epoxy amine curing agent as well, through single factor method to discuss the effects of reactant ratio, reaction temperature on the results of the product, the structure of the product was analyzed by Infrared spectrum. The experimental results showed that, when molar ratio of epoxy resin and diethanolamine was 4:3, reaction temperature of 70-80°C, the preparation of waterborne epoxy resin emulsion has small particle size and good stability. At the same time, when molar ratio of epoxy resin and diethylenetriamine was 1:1, reaction temperature of 80°C, the performance of waterborne epoxy curing agent is well.


2016 ◽  
Vol 103 ◽  
pp. 283-304 ◽  
Author(s):  
B. Ramezanzadeh ◽  
S. Niroumandrad ◽  
A. Ahmadi ◽  
M. Mahdavian ◽  
M.H. Mohamadzadeh Moghadam

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