通过正交试验探索了水性环氧乳液、消泡剂、分散剂和铁钛粉用量以及水性环氧乳液与固化剂质量比对水性环氧涂料防腐性能的影响,确定了最优配方为:水性环氧乳液39％,消泡剂2.8‰,分散剂4％,铁钛粉15％,环氧乳液与固化剂质量比2.08.在最优配方下制备的水性环氧防腐涂料涂膜的附着力为1级,冲击强度50 kg·cm,柔韧性1 mm,在碱溶液中浸泡8d以及在盐溶液中浸泡22 d无异常,综合性能最好,基本性能符合相应的国家标准.
参考文献
| [1] | Wang, D;Bierwagen, GR .Sol-gel coatings on metals for corrosion protection[J].Progress in Organic Coatings,2009(4):327-338. |
| [2] | Galliano F.;Landolt D. .Evaluation of corrosion protection properties of additives for waterborne epoxy coatings on steel [Review][J].Progress in Organic Coatings: An International Review Journal,2002(3):217-225. |
| [3] | 徐晶,刘国军,刘素花,贺琳,张福明.水性防腐涂料的研究进展[J].现代涂料与涂装,2010(12):21-23,28. |
| [4] | Havlik J;Kalendova A;Vesely D .Electrochemical, chemical and barrier action of zinc dust/anticorrosive pigments containing coatings[J].The journal of physics and chemistry of solids,2007(5/6):1101-1105. |
| [5] | WALTER G W .A critical review of the protection of metals by paints[J].Corrosion Science,1986,26(01):27-38. |
| [6] | 周立新 .环氧树脂的相反转乳化与水性环氧树脂防腐涂料的研究[D].华南理工大学,2004. |
| [7] | Le Pen C.;Pebere N.;Lacabanne C. .Structure of waterborne coatings by electrochemical impedance spectroscopy and a thermostimulated current method: influence of fillers [Review][J].Progress in Organic Coatings: An International Review Journal,2000(2/4):167-175. |
| [8] | GONZ(A)LEZ-GARC(I)A Y;GONZ(A)LEZ S;SOUTO R M .Electrochemical and structural properties of a polyurethane coating on steel substrates for corrosion protection[J].Corrosion Science,2007,49(09):3514-3526. |
| [9] | OLIVEIRA C G;FERREIRA M G S .Ranking high-quality paint systems using EIS.Part Ⅱ:defective coatings[J].Corrosion Science,2003,45(01):139-147. |
| [10] | NIKRAVESH B;RAMEZANZADEH B;SARABI A A et al.Evaluation of the corrosion resistance of an epoxy-polyamide coating containing different ratios of micaceous iron oxide/Al pigments[.J][J].Corrosion Science,2011,53(04):1592-1603. |
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