CN107779848A - 一种在钢基体表面上通过置换反应制备超疏水和疏油表面的方法 - Google Patents

一种在钢基体表面上通过置换反应制备超疏水和疏油表面的方法 Download PDF

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CN107779848A
CN107779848A CN201710867894.8A CN201710867894A CN107779848A CN 107779848 A CN107779848 A CN 107779848A CN 201710867894 A CN201710867894 A CN 201710867894A CN 107779848 A CN107779848 A CN 107779848A
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张海龙
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Zhejiang Ocean University ZJOU
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/31—Coating with metals
    • C23C18/38—Coating with copper
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/1601—Process or apparatus
    • C23C18/1633—Process of electroless plating
    • C23C18/1689—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/18—Pretreatment of the material to be coated
    • C23C18/1803—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces
    • C23C18/1806—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces by mechanical pretreatment, e.g. grinding, sanding

Abstract

一种在钢基体表面上通过置换反应制备超疏水和疏油表面的方法，所述的制备方法包括如下步骤：a）使用丙酮和乙醇现将钢材金属表面除油初步清洗；b）使用粗砂纸将表面打磨成微米级粗糙的表面；c）使用丙酮和乙醇现将合金铝表面进一步清洗，然后空气中风干；d）将钢基体表面置于CuSO4溶液中，利用CuSO4对Fe的置换反应，反应后则在基材表面留下微米级的粗糙表面；然后将钢基材样品沉浸在32—42℃的0.1‑0.5 M的十四酸乙醇溶液8—12天，可获得与接触角大于150°超疏水表面；它具有制作过程简单、快速，成本低，可大规模生产，可进一步应用于各种金属基材表面制备超亲水和其他功能表面，从而使金属表面的防腐维护任务变得简单，维护费用大为降低等特点。

Description

一种在钢基体表面上通过置换反应制备超疏水和疏油表面的 方法
技术领域
本发明涉及的是一种在钢基体表面上通过置换反应制备超疏水和疏油表面的方法，属于钢基体表面处理技术领域。
背景技术
无论是纯学术的探索还是工业应用，超疏水表面的研发已经引起了人们广泛的关注和极大的兴趣。对于工程系统的防护，无论是操作上还是经济上，比如飞机，汽车，管道和舰艇，金属腐蚀是一个严重的问题。由于超疏水表面广泛潜在的应用范围，需要我们有一个较为深入的了解，不仅能知道如何利用简单的方法制备这样的表面，而且也可以充分地利用材料表面固有的特定的性质，如表面形貌、微观结构的粗糙度、表面化学，这些性质都将会影响到表面的润湿性和稳定性。
发明内容
本发明的目的在于克服现有技术存在的不足，而提供一种制作过程简单、快速，成本低，可大规模生产，可进一步应用于各种金属基材表面制备超亲水和其他功能表面，从而使金属表面的防腐维护任务变得简单，维护费用大为降低的在钢基体表面上通过置换反应制备超疏水和疏油表面的方法。
本发明的目的是通过如下技术方案来完成的，一种在钢基体表面上通过置换反应制备超疏水和疏油表面的方法，所述的制备方法包括如下步骤：
a)使用丙酮和乙醇现将钢材金属表面除油初步清洗；
b)使用粗砂纸将表面打磨成微米级粗糙的的表面；
c)使用丙酮和乙醇现将合金铝表面进一步清洗，然后空气中风干；
d)将钢基体表面置于CuSO4溶液中，利用CuSO4对Fe的置换反应，反应后则在基材表面留下微米级的粗糙表面；然后将钢基材样品沉浸在32—42℃的0.1-0.5M的十四酸乙醇溶液8—12天，可获得与接触角大于150°超疏水表面。
作为优选：所述的步骤b)中，使用80—200号粗砂纸将表面打磨成微米级粗糙的的表面；
所述的步骤d)中，将钢基材样品沉浸在37℃的0.35M的十四酸乙醇溶液10天。
本发明结合自清洗表面原理，将金属表面的防护提升到不亲水不亲油污的超洁自清洗表面使得容易破坏金属防护层表面的水汽和油污难以停留在金属表面而引发诸多的不良表面的腐蚀反应；从而是金属表面的防腐的维护任务变得简单，维护费用也大为降低。
本发明具有制作过程简单、快速，成本低，可大规模生产，可进一步应用于各种金属基材表面制备超亲水和其他功能表面，从而使金属表面的防腐维护任务变得简单，维护费用大为降低等特点。
具体实施方式
下面将结合具体实施例对本发明作详细的介绍：本发明所述的一种在钢基体表面上通过置换反应制备超疏水和疏油表面的方法，所述的制备方法包括如下步骤：
a)使用丙酮和乙醇现将钢材金属表面除油初步清洗；
b)使用粗砂纸将表面打磨成微米级粗糙的的表面；
c)使用丙酮和乙醇现将合金铝表面进一步清洗，然后空气中风干；
d)将钢基体表面置于CuSO4溶液中，利用CuSO4对Fe的置换反应，反应后则在基材表面留下微米级的粗糙表面；然后将钢基材样品沉浸在32—42℃的0.1-0.5M的十四酸乙醇溶液8—12天，可获得与接触角大于150°超疏水表面。
本发明所述的：步骤b)中，使用80—200号粗砂纸将表面打磨成微米级粗糙的的表面；
所述的步骤d)中，将钢基材样品沉浸在37℃的0.35M的十四酸乙醇溶液10天。
本发明利用仿生的荷叶原理，采用简单的表面处理工艺将金属表面逐级封装保护，并最后将表面修饰成超级疏水疏油的表面；首先在钢基体表面上，利用CuSO4对Fe的置换反应，反应后则在基材表面留下微米级的粗糙表面；然后涂覆以纳米级的SiO2的颗粒分散于高聚物PDMS中，由于PDMS的Si-O-Si键的化学惰性和交联网络结构，因而本发明所制备的超级疏水表面具有优异的化学稳定性，可使装备外壳实现免冲洗的自清洁表面，同时防护维护的费用也可大为降低。
实施例：一种在钢基体表面上通过置换反应制备超疏水和疏油表面的方法，所述的制备方法包括如下步骤：a)使用丙酮和乙醇现将钢材金属表面除油初步清洗，
b)使用粗砂纸(80—200号)将表面打磨成微米级粗糙的的表面
c)使用丙酮和乙醇现将合金铝表面进一步清洗，然后空气中风干
d)将钢基体表面置于CuSO4溶液中，利用CuSO4对Fe的置换反应，反应后则在基材表面留下微米级的粗糙表面。
e)然后将刚基材样品沉浸在37℃的0.1-0.5M的十四酸乙醇溶液10天，可获得与接触角大于150°超疏水表面。

Claims (2)

1.一种在钢基体表面上通过置换反应制备超疏水和疏油表面的方法，其特征在于所述的制备方法包括如下步骤：
a)使用丙酮和乙醇现将钢材金属表面除油初步清洗；
b)使用粗砂纸将表面打磨成微米级粗糙的的表面；
c)使用丙酮和乙醇现将合金铝表面进一步清洗，然后空气中风干；
d)将钢基体表面置于CuSO4溶液中，利用CuSO4对Fe的置换反应，反应后则在基材表面留下微米级的粗糙表面；然后将钢基材样品沉浸在32—42℃的0.1-0.5M的十四酸乙醇溶液8—12天，可获得与接触角大于150°超疏水表面。
2.根据权利要求1所述的在钢基体表面上通过置换反应制备超疏水和疏油表面的方法，其特征在于：
所述的步骤b)中，使用80—200号粗砂纸将表面打磨成微米级粗糙的的表面；
所述的步骤d)中，将钢基材样品沉浸在37℃的0.35M的十四酸乙醇溶液10天。
CN201710867894.8A 2017-09-22 2017-09-22 一种在钢基体表面上通过置换反应制备超疏水和疏油表面的方法 Pending CN107779848A (zh)

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Application publication date: 20180309