CN107384121A - 一种水利闸门防护涂层的防腐涂料及喷涂方法 - Google Patents

一种水利闸门防护涂层的防腐涂料及喷涂方法 Download PDF

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CN107384121A
CN107384121A CN201710586103.4A CN201710586103A CN107384121A CN 107384121 A CN107384121 A CN 107384121A CN 201710586103 A CN201710586103 A CN 201710586103A CN 107384121 A CN107384121 A CN 107384121A
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陈彬
姜建磊
高金艳
孙傲杰
陈健
姜金然
倪显亮
张恩海
刘雪飞
高俊龙
燕稼富
陈明才
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Abstract

本发明提供一种水利闸门防护涂层的防腐涂料及喷涂方法,涉及防腐涂料领域,表面清洗:进行喷砂处理,清理和粗化水利闸门表面;然后浸入金属清洗剂超声清洗处理,然后真空烘干;喷涂底漆:对水利闸门表面进行喷涂底漆,所述底漆厚度为0.15‑0.25mm,将水利闸门装入热处理炉进行预热,置于温度为180~220℃的烘箱中35min~45min,使得底漆固化且工件预热;喷涂防腐漆:将水利闸门降温至60~70℃温度区间,然后喷涂防腐漆,并在80~90℃中放置1.5~2h,使得防腐漆固化;喷涂表面漆层;本发明的防腐涂料附着力强;使用本制备方法涂层更加轻薄,可以使用更少的防腐涂料,且防腐涂料不污染环境、施工方便;经济适用、成本低,可以进行反复喷涂。

Description

一种水利闸门防护涂层的防腐涂料及喷涂方法
技术领域
本发明涉及防腐涂料领域,具体涉及一种水利闸门防护涂层的防腐涂料及喷涂方法。
背景技术
随着现代社会的发展,钢闸门广泛用于水工建筑物的重要组成部分,它主要可用以拦截水流,控制水位、调节流量、排放泥沙和飘浮物等。钢闸门经常与各种液体物质接触,所处的环境需要比较好的耐腐蚀效果,其往往在酸碱盐及潮湿环境下,不过现有的钢闸门的防腐效果不尽理想,因此有待做进一步改进。
发明内容
针对现有技术的不足,本发明提供了一种水利闸门防护涂层的防腐涂料及喷涂方法,使得水利闸门具有良好的防腐效果。
为实现以上目的,本发明通过以下技术方案予以实现:一种水利闸门防护涂层的防腐涂料及喷涂方法,包括如下步骤:
S1.表面清洗:进行喷砂处理,清理和粗化水利闸门表面;然后浸入金属清洗剂超声清洗处理,然后真空烘干;
S2.喷涂底漆:对水利闸门表面进行喷涂底漆,所述底漆厚度为 0.15~0.25mm,将水利闸门装入热处理炉进行预热,置于温度为 180~220℃的烘箱中35min~45min,使得底漆固化且工件预热;
S3.喷涂防腐漆:将水利闸门降温至60~70℃温度区间,然后喷涂防腐漆,并在80~90℃中放置1.5~2h,使得防腐漆固化;
S4.喷涂表面漆层;对水利闸门表面进行喷涂表面漆层,对水利闸门表面进行上色。
优选地,所述S1中盘喷砂处理用的砂粒为铜矿砂和铁砂。
优选地,所述S2中的底漆包括如下组成:水性环氧树脂乳液45-55 份、镍合金粉4~8份、三硬脂酸甘油酯1~2份、酚醛胺固化剂10~13 份、聚酰胺固化剂2~4份、线性酚醛环氧树脂12~16份、二氧化钛1~3 份、氧化锌3~5份、丙酮20~25份、醋酸1~3份、纳米生物防污剂4~7 份。
优选地,所述S3中的防腐漆包括如下组成:去离子水150~200份、醇酸乳液40~60份、水性氟碳树脂70~90份、纯丙乳液120~140份、有机硅乳液10~20份、丙二醇20~35份、流平剂5~6份、消泡剂5~6 份、润湿剂4~6份、分散剂4~8份、成膜助剂10~40份。
本发明提供了一种水利闸门防护涂层的防腐涂料及喷涂方法,本发明提供的防腐涂料附着力强;使用本制备方法涂层更加轻薄,可以使用更少的防腐涂料,且防腐涂料不污染环境、施工方便;经济适用、成本低,可以进行反复喷涂。
具体实施方式
为使本发明实施例的目的、技术方案和优点更加清楚,下面将结合本发明实施例,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1:
一种水利闸门防护涂层的防腐涂料及喷涂方法,包括如下步骤:
S1.表面清洗:进行喷砂处理,清理和粗化水利闸门表面;然后浸入金属清洗剂超声清洗处理,然后真空烘干;
S2.喷涂底漆:对水利闸门表面进行喷涂底漆,所述底漆厚度为 0.15mm,将水利闸门装入热处理炉进行预热,置于温度为180的烘箱中35min,使得底漆固化且工件预热;
S3.喷涂防腐漆:将水利闸门降温至60温度区间,然后喷涂防腐漆,并在80中放置1.5,使得防腐漆固化;
S4.喷涂表面漆层;对水利闸门表面进行喷涂表面漆层,对水利闸门表面进行上色。
优选地,所述S1中盘喷砂处理用的砂粒为铜矿砂和铁砂。
优选地,所述S2中的底漆包括如下组成:水性环氧树脂乳液45 份、镍合金粉4份、三硬脂酸甘油酯2份、酚醛胺固化剂10份、聚酰胺固化剂2份、线性酚醛环氧树脂12份、二氧化钛1份、氧化锌3 份、丙酮20份、醋酸1份、纳米生物防污剂4份。
优选地,所述S3中的防腐漆包括如下组成:去离子水150份、醇酸乳液40份、水性氟碳树脂70份、纯丙乳液120份、有机硅乳液10 份、丙二醇20份、流平剂5份、消泡剂5份、润湿剂4份、分散剂4 份、成膜助剂10份。
实施例2:
一种水利闸门防护涂层的防腐涂料及喷涂方法,
S1.表面清洗:进行喷砂处理,清理和粗化水利闸门表面;然后浸入金属清洗剂超声清洗处理,然后真空烘干;
S2.喷涂底漆:对水利闸门表面进行喷涂底漆,所述底漆厚度为 0.25mm,将水利闸门装入热处理炉进行预热,置于温度为220℃的烘箱中45min,使得底漆固化且工件预热;
S3.喷涂防腐漆:将水利闸门降温至70℃温度区间,然后喷涂防腐漆,并在80~90℃中放置2h,使得防腐漆固化;
S4.喷涂表面漆层;对水利闸门表面进行喷涂表面漆层,对水利闸门表面进行上色。
优选地,所述S1中盘喷砂处理用的砂粒为铜矿砂和铁砂。
优选地,所述S2中的底漆包括如下组成:水性环氧树脂乳液55 份、镍合金粉8份、三硬脂酸甘油酯2份、酚醛胺固化剂13份、聚酰胺固化剂4份、线性酚醛环氧树脂16份、二氧化钛3份、氧化锌5份、丙酮25份、醋酸3份、纳米生物防污剂7份。
优选地,所述S3中的防腐漆包括如下组成:去离子水200份、醇酸乳液60份、水性氟碳树脂90份、纯丙乳液140份、有机硅乳液20 份、丙二醇35份、流平剂6份、消泡剂6份、润湿剂6份、分散剂8 份、成膜助剂40份。
试验
将实施例1、2制得的水利闸门防护涂层进行试验,并与市面普通人防门耐高温表面涂层进行对比;试验结果如下:
试验证明:本发明提供的防腐涂料附着力强;使用本制备方法涂层更加轻薄,可以使用更少的防腐涂料,且防腐涂料不污染环境、施工方便;经济适用、成本低,可以进行反复喷涂。
耐腐蚀性能:将实施例1、实施例2和普通防护涂层水利闸门浸入强酸(pH=1)、强碱(pH=14)溶液中进行防腐测试,经过30天腐蚀,实施例1、实施例2的涂层表面没有发生明显变化,普通防护涂层水利闸门已经发生明显腐蚀现象。
以上实施例仅用以说明本发明的技术方案,而非对其限制;尽管参照前述实施例对本发明进行了详细的说明,本领域的普通技术人员应当理解:其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换;而这些修改或者替换,并不使相应技术方案的本质脱离本发明各实施例技术方案的精神和范围。

Claims (4)

1.一种水利闸门防护涂层的防腐涂料及喷涂方法,其特征在于,包括如下步骤:
S1.表面清洗:进行喷砂处理,清理和粗化水利闸门表面;然后浸入金属清洗剂超声清洗处理,然后真空烘干;
S2.喷涂底漆:对水利闸门表面进行喷涂底漆,所述底漆厚度为0.15~0.25mm,将水利闸门装入热处理炉进行预热,置于温度为180~220℃的烘箱中35min~45min,使得底漆固化且工件预热;
S3.喷涂防腐漆:将水利闸门降温至60~70℃温度区间,然后喷涂防腐漆,并在80~90℃中放置1.5~2h,使得防腐漆固化;
S4.喷涂表面漆层;对水利闸门表面进行喷涂表面漆层,对水利闸门表面进行上色。
2.如权利要求1所述的水利闸门防护涂层的防腐涂料及喷涂方法,其特征在于,所述S1中盘喷砂处理用的砂粒为铜矿砂和铁砂。
3.如权利要求1所述的水利闸门防护涂层的防腐涂料及喷涂方法,其特征在于,所述S2中的底漆包括如下组成:水性环氧树脂乳液45-55份、镍合金粉4~8份、三硬脂酸甘油酯1~2份、酚醛胺固化剂10~13份、聚酰胺固化剂2~4份、线性酚醛环氧树脂12~16份、二氧化钛1~3份、氧化锌3~5份、丙酮20~25份、醋酸1~3份、纳米生物防污剂4~7份。
4.如权利要求1所述的水利闸门防护涂层的防腐涂料及喷涂方法,其特征在于,所述S3中的防腐漆包括如下组成:去离子水150~200份、醇酸乳液40~60份、水性氟碳树脂70~90份、纯丙乳液120~140份、有机硅乳液10~20份、丙二醇20~35份、流平剂5~6份、消泡剂5~6份、润湿剂4~6份、分散剂4~8份、成膜助剂10~40份。
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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN107630216A (zh) * 2017-10-30 2018-01-26 安徽博古特机电科技有限公司 一种压缩机叶轮的防护涂层的喷涂工艺
CN108047881A (zh) * 2017-12-08 2018-05-18 马鞍山起劲磁塑科技有限公司 一种提升电磁吸盘底板耐污性能的方法
CN108080230A (zh) * 2017-12-29 2018-05-29 三联泵业股份有限公司 一种泵壳防护涂层的喷涂工艺

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