CN110578139A - 一种适用于铝合金表面钝化的钝化液 - Google Patents

一种适用于铝合金表面钝化的钝化液 Download PDF

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Publication number
CN110578139A
CN110578139A CN201911002031.XA CN201911002031A CN110578139A CN 110578139 A CN110578139 A CN 110578139A CN 201911002031 A CN201911002031 A CN 201911002031A CN 110578139 A CN110578139 A CN 110578139A
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Prior art keywords
aluminum alloy
passivation
potassium
solution suitable
alloy surface
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程峰
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Xuzhou Guoyi Aluminum Alloy Packing Box Co Ltd
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Xuzhou Guoyi Aluminum Alloy Packing Box Co Ltd
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Priority to CN201911002031.XA priority Critical patent/CN110578139A/zh
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    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/34Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C2222/00Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
    • C23C2222/20Use of solutions containing silanes

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  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)

Abstract

本发明是一种适用于铝合金表面钝化的钝化液,包含添加剂和载体,配方中的原料按重量百分比组成分别是:0.5~6%四水合乙酸钴,10~35%六氟硅酸钾,1~10%六氟锆酸钾,0~3%硅烷偶联剂,0~2.5%氟化钠,5~20%环己六醇磷酸酯,10~20%去离子水,30~60%催化剂,通过本方法制备的产品,原材料来源广泛,成本较低,其在使用过程中,槽液稳定、不易出现沉渣,组分安全环保,不影响铝合金金属制品后期的各种再加工性能,适用于对铝合金金属制品表面的处理,方便实用,适宜推广应用。

Description

一种适用于铝合金表面钝化的钝化液
技术领域
本发明公开了一种适用于铝合金表面钝化的钝化液。
背景技术
铝合金是工业中应用最广泛的一类有色金属结构材料,在航空、航天、汽车、机械制造、船舶及化学工业中已大量应用,铝合金的表面的钝化处理是铝合金表面处理领域里的主要组成部分,铝合金表面的钝化处理也可以称作对其表面进行防腐蚀处理,现有的技术中,铝合金的表面钝化材料大多具有极强的毒性,会对人体造成一定程度的危害,甚至威胁生命安全。
发明内容
针对上述现有技术存在的问题,本发明提供一种适用于铝合金表面钝化的钝化液,原材料来源广泛,成本较低,其在使用过程中,槽液稳定、不易出现沉渣,组分安全环保,不影响铝合金金属制品后期的各种再加工性能,适用于对铝合金金属制品表面的处理,方便实用,适宜推广应用。
为了实现上述目的,本发明通过以下技术方案实现:一种适用于铝合金表面钝化的钝化液,配方中的原料按重量百分比组成分别是:0.5~6%四水合乙酸钴,10~35%六氟硅酸钾,1~10%六氟锆酸钾,0~3%硅烷偶联剂,0~2.5%氟化钠,5~20%环己六醇磷酸酯,10~20%去离子水,30~60%催化剂。
有益效果:通过本方法制备的产品,原材料来源广泛,成本较低,其在使用过程中,槽液稳定、不易出现沉渣,组分安全环保,不影响铝合金金属制品后期的各种再加工性能,适用于对铝合金金属制品表面的处理,方便实用,适宜推广应用。
具体实施方式
实施例1
一种适用于铝合金表面钝化的钝化液,配方中的原料按重量百分比组成分别是:0.5%四水合乙酸钴,10%六氟硅酸钾,1%六氟锆酸钾,1%硅烷偶联剂,1%氟化钠,5%环己六醇磷酸酯,10%去离子水,30%催化剂,此时槽液不够稳定,可能会出现沉渣。
实施例2
一种适用于铝合金表面钝化的钝化液,配方中的原料按重量百分比组成分别是:6%四水合乙酸钴,35%六氟硅酸钾,10%六氟锆酸钾,3%硅烷偶联剂,2.5%氟化钠,20%环己六醇磷酸酯,20%去离子水,60%催化剂,此时组分环保性不足,且成本较高,性价比不高。
实施例3
一种适用于铝合金表面钝化的钝化液,配方中的原料按重量百分比组成分别是:4%四水合乙酸钴,23%六氟硅酸钾,5%六氟锆酸钾, 1.5%硅烷偶联剂,1.25%氟化钠,13%环己六醇磷酸酯,15%去离子水,45%催化剂,此时槽液稳定、不易出现沉渣,组分安全环保,不影响铝合金金属制品后期的各种再加工性能,适用于对铝合金金属制品表面的处理。

Claims (4)

1.一种适用于铝合金表面钝化的钝化液,包含添加剂和载体,其特征在于,配方中的原料按重量百分比组成分别是:0.5~6%四水合乙酸钴,10~35%六氟硅酸钾,1~10%六氟锆酸钾,0~3%硅烷偶联剂,0~2.5%氟化钠,5~20%环己六醇磷酸酯,10~20%去离子水,30~60%催化剂。
2.根据权利要求1所述的适用于铝合金表面钝化的钝化液,其特征在于,配方中的原料按重量百分比组成分别是:0.5%四水合乙酸钴,10%六氟硅酸钾,1%六氟锆酸钾,1%硅烷偶联剂,1%氟化钠,5%环己六醇磷酸酯,10%去离子水,30%催化剂。
3.根据权利要求1所述的适用于铝合金表面钝化的钝化液,其特征在于,配方中的原料按重量百分比组成分别是:6%四水合乙酸钴,35%六氟硅酸钾,10%六氟锆酸钾,3%硅烷偶联剂,2.5%氟化钠,20%环己六醇磷酸酯,20%去离子水,60%催化剂。
4.根据权利要求1所述的适用于铝合金表面钝化的钝化液,其特征在于,配方中的原料按重量百分比组成分别是:4%四水合乙酸钴,23%六氟硅酸钾,5%六氟锆酸钾,1.5%硅烷偶联剂,1.25%氟化钠,13%环己六醇磷酸酯,15%去离子水,45%催化剂。
CN201911002031.XA 2019-10-21 2019-10-21 一种适用于铝合金表面钝化的钝化液 Pending CN110578139A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112064088A (zh) * 2020-09-11 2020-12-11 潘红兵 一种空调压缩机泵体用的铝合金表面强化处理方法

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Publication number Priority date Publication date Assignee Title
US20030234063A1 (en) * 2002-01-04 2003-12-25 Sturgill Jeffrey Allen Non-toxic corrosion-protection conversion coats based on cobalt
CN104152884A (zh) * 2014-06-11 2014-11-19 张家港沙龙精密管业有限公司 铝合金制品表面钝化用钝化配方
CN104561970A (zh) * 2014-12-31 2015-04-29 苏州禾川化学技术服务有限公司 一种耐腐蚀镁铝合金无铬钝化液
CN109371389A (zh) * 2018-12-14 2019-02-22 惠州市四维化工有限公司 一种环保铝及铝合金的钝化方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030234063A1 (en) * 2002-01-04 2003-12-25 Sturgill Jeffrey Allen Non-toxic corrosion-protection conversion coats based on cobalt
CN104152884A (zh) * 2014-06-11 2014-11-19 张家港沙龙精密管业有限公司 铝合金制品表面钝化用钝化配方
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Publication number Priority date Publication date Assignee Title
CN112064088A (zh) * 2020-09-11 2020-12-11 潘红兵 一种空调压缩机泵体用的铝合金表面强化处理方法

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