碳钢材料表面化学转化膜的防结蜡研究Study on anti-wax property of chemical conversion coatings on carbon steel
郭玉珍,李卫平,朱立群,刘慧丛
摘要(Abstract):
利用化学转化与热处理的方法在钢铁表面制备了一种防结蜡涂膜,在含蜡的油水环境中,涂膜表面几乎没有蜡晶的沉积粘附,钢铁表面经过这种处理之后表现出了很好的防结蜡效果。研究表明,水和液体石蜡对涂层膜的润湿性不同是防结蜡的重要因素,在水中,蜡在这种涂膜表面的接触角高达158°,表现出明显的亲水憎油特征,这使得涂膜在含水原油中优先吸附一层水膜,而这层水膜可以阻止含蜡油水相与钢铁表面的直接接触,从而抑制蜡晶的沉积与粘附。
关键词(KeyWords): 防结蜡;热处理;化学转化;接触角;润湿性
基金项目(Foundation): 国家自然科学基金(51071012)
作者(Author): 郭玉珍,李卫平,朱立群,刘慧丛
DOI: 10.13289/j.issn.1009-6264.2012.09.015
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