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·574· 北京科技大学学报 第33卷 500um 500m 500um 500m 图8H2-2涂层体系在不同温度海水中浸泡前后的三维体视显微镜照片.(a)未浸泡时:(b)5℃,110d:(c)15℃,110d:(d)25℃,110d Fig.8 Microscope pictures of H22 coating before and after immersion in seawater at different temperatures:(a)before immersion:(b)immersed for110dat5℃:(e)immersed for110dat15℃:(d)immersed for110dat25℃ 了基体金属的腐蚀 ted by stearic acid.Corros Sci Prot Technol,2006,18(5):367 (3)不同温度条件下,水在涂层中的扩散均符 (陈立庄,高延敏,俊,等.温度变化对含硬脂酸包覆滑石粉 环氧涂层渗水率的影响.腐蚀科学与防护技术,2006,18(5): 合Fick扩散第二定律,在实验温度范围内,水在涂 367) 层中的扩散活化能为49.7kJ·mol-1.随海水温度的 [4]Wang Z Y,Li J,Ke W,et al.Medium transport behavior of 升高,涂层中水的扩散系数逐渐增大,涂层吸水达到 epoxy powder coating in high temperature solution.Chin Soc 饱和的时间缩短,而涂层饱和吸水量变化不大 Corros Prot,2001,21(1):40 (4)H2-2涂层体系在不同温度下浸泡110d (王震宇,李劲,柯伟,等.高温下环氧粉末涂层中介质传输行 为研究.中国腐蚀与防护学报,2001,21(1):40) 后的表面形貌不同:5℃时表面形貌未发生明显变 [s] Miszczyk A.Darowicki K.Effect of environmental temperature 化,15℃时涂层发生了鼓泡,25℃时涂层破裂,表面 variations on protective properties of organie coatings.Prog Org 出现了锈蚀.这说明温度的升高加速了涂层的 Coat,2003,46(1):49 失效 [6]Philippe L,Sammon C,Lyon S B,et al.An FTIR/ATR in sit study of sorption and transport in corrosion protective organic coat- 参考文献 ings:Paper 2.The effects of temperature and isotopic dilution. Prog0 rg Coat,.2004,49(1):315 [1]Guo W M,Lin W J,Chen G Z.Corrosion testing in the deep [7] Ochs H,Vogelsang J.Effect of temperature cycles on impedance ocean.Equip Enriron Eng,2006,3(1):10 spectra of barrier coatings under immersion conditions.Electrochim (郭为民,李文军,陈光章.材料深海环境腐蚀试验.装备环境 Acta,2004,49:2973 工程,2006,3(1):10) 8] Fredj N,Cohendoz S,Mallarino S,et al.Evidencing antagonist 2] Hou J,Guo W M,Deng C L.Deep sea environmental factors on effects of water uptake and leaching processes in marine organic corrosion behavior of carbon steel.Equip Enriron Eng,2008, coatings by gravimetry and EIS.Prog Org Coat,2010,67(3):287 5(6):82 [9] Oliveira CG.Ferreira MG S.Ranking high-quality paint systems (侯健,郭为民,邓春龙.深海环境因素对碳钢腐蚀行为的影 using EIS:Part I.Intact coatings.Corros Sci,2003,45:123 响.装备环境工程,2008,5(6):82) [10]Wind MM,Lenderink H J W.A capacitance study of pseudo- B] Chen LZ,Gao Y M,Zou J,et al.Effect of temperature on permea- fickian diffusion in glassy polymer coatings.Prog Org Coat, bility of water vapor through epoxy coating with talcum powder coa- 1996,28(4):239北 京 科 技 大 学 学 报 第 33 卷 图 8 H2--2 涂层体系在不同温度海水中浸泡前后的三维体视显微镜照片 . ( a) 未浸泡时; ( b) 5 ℃,110 d; ( c) 15 ℃,110 d; ( d) 25 ℃,110 d Fig. 8 Microscope pictures of H2-2 coating before and after immersion in seawater at different temperatures: ( a) before immersion; ( b) immersed for 110 d at 5 ℃ ; ( c) immersed for 110 d at 15 ℃ ; ( d) immersed for 110 d at 25 ℃ 了基体金属的腐蚀. ( 3) 不同温度条件下,水在涂层中的扩散均符 合 Fick 扩散第二定律,在实验温度范围内,水在涂 层中的扩散活化能为 49. 7 kJ·mol - 1 . 随海水温度的 升高,涂层中水的扩散系数逐渐增大,涂层吸水达到 饱和的时间缩短,而涂层饱和吸水量变化不大. ( 4) H2--2 涂层体系在不同温度下浸泡 110 d 后的表面形貌不同: 5 ℃ 时表面形貌未发生明显变 化,15 ℃时涂层发生了鼓泡,25 ℃ 时涂层破裂,表面 出 现 了 锈 蚀. 这说明温度的升高加速了涂层的 失效. 参 考 文 献 [1] Guo W M,Lin W J,Chen G Z. Corrosion testing in the deep ocean. Equip Environ Eng,2006,3( 1) : 10 ( 郭为民,李文军,陈光章. 材料深海环境腐蚀试验. 装备环境 工程,2006,3( 1) : 10) [2] Hou J,Guo W M,Deng C L. Deep sea environmental factors on corrosion behavior of carbon steel. Equip Environ Eng,2008, 5( 6) : 82 ( 侯健,郭为民,邓春龙. 深海环境因素对碳钢腐蚀行为的影 响. 装备环境工程,2008,5( 6) : 82) [3] Chen L Z,Gao Y M,Zou J,et al. Effect of temperature on permea￾bility of water vapor through epoxy coating with talcum powder coa￾ted by stearic acid. Corros Sci Prot Technol,2006,18( 5) : 367 ( 陈立庄,高延敏,邹俊,等. 温度变化对含硬脂酸包覆滑石粉 环氧涂层渗水率的影响. 腐蚀科学与防护技术,2006,18( 5) : 367) [4] Wang Z Y,Li J,Ke W,et al. Medium transport behavior of epoxy powder coating in high temperature solution. J Chin Soc Corros Prot,2001,21( 1) : 40 ( 王震宇,李劲,柯伟,等. 高温下环氧粉末涂层中介质传输行 为研究. 中国腐蚀与防护学报,2001,21( 1) : 40) [5] Miszczyk A,Darowicki K. Effect of environmental temperature variations on protective properties of organic coatings. Prog Org Coat,2003,46( 1) : 49 [6] Philippe L,Sammon C,Lyon S B,et al. An FTIR/ATR in situ study of sorption and transport in corrosion protective organic coat￾ings: Paper 2. The effects of temperature and isotopic dilution. Prog Org Coat,2004,49( 1) : 315 [7] Ochs H,Vogelsang J. Effect of temperature cycles on impedance spectra of barrier coatings under immersion conditions. Electrochim Acta,2004,49: 2973 [8] Fredj N,Cohendoz S,Mallarino S,et al. Evidencing antagonist effects of water uptake and leaching processes in marine organic coatings by gravimetry and EIS. Prog Org Coat,2010,67( 3) : 287 [9] Oliveira C G,Ferreira M G S. Ranking high-quality paint systems using EIS: Part Ⅰ. Intact coatings. Corros Sci,2003,45: 123 [10] Wind M M,Lenderink H J W. A capacitance study of pseudo￾fickian diffusion in glassy polymer coatings. Prog Org Coat, 1996,28( 4) : 239 ·574·
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