WO2018232876A1 - 铝材无铬钝化剂 - Google Patents

铝材无铬钝化剂 Download PDF

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Publication number
WO2018232876A1
WO2018232876A1 PCT/CN2017/096580 CN2017096580W WO2018232876A1 WO 2018232876 A1 WO2018232876 A1 WO 2018232876A1 CN 2017096580 W CN2017096580 W CN 2017096580W WO 2018232876 A1 WO2018232876 A1 WO 2018232876A1
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parts
chromium
aluminum
nano
free
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PCT/CN2017/096580
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English (en)
French (fr)
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谢秋艳
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谢秋艳
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Publication of WO2018232876A1 publication Critical patent/WO2018232876A1/zh

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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
    • C23C22/00—Chemical 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
    • 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
    • C23C22/00—Chemical 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
    • C23C22/05—Chemical 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
    • C23C22/06—Chemical 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
    • C23C22/48—Chemical 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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates

Definitions

  • the invention particularly relates to a chromium-free passivating agent for aluminum.
  • chromium-free passivation technology that can replace chromate passivation.
  • extensive research has been done on chromium-free passivation technology at home and abroad, and industrialization has been gradually realized.
  • domestic research on chromium-free passivation has started independent innovation and replaced imported roads.
  • the existing chromium-free passivation processes are divided into two categories, organic passivation and inorganic passivation.
  • the raw materials used for inorganic passivation are mainly Ti, Zr, Hf, V, Si, Mo, W, Mn. Oxides or inorganic salts of elements such as La, Ce, and some organic matter.
  • An aluminum chromium-free passivating agent is composed of the following raw materials by weight: 15-20 parts of silane coupling agent, 15-25 parts of polysilicate aluminum, 10-12 parts of nano zirconia, nano titanium dioxide 5-10 Parts, 2-8 parts of disodium edetate, 1-5 parts of metasilicate, 40-50 parts of deionized water.
  • the aluminum chromium-free passivating agent is composed of the following raw materials by weight: 17.5 parts of silane coupling agent, 20 parts of polysilicate aluminum, 11 parts of nano-zirconia, 7.5 parts of nano titanium dioxide, and ethylene 5 parts of disodium tetraacetate, 3 parts of metasilicate, and 45 parts of deionized water.
  • the aluminum chromium-free passivating agent is composed of the following raw materials by weight: 15 parts of silane coupling agent, 15 parts of polysilicate aluminum, 10 parts of nano-zirconia, 5 parts of nano titanium dioxide, and ethylene 2 parts of disodium tetraacetate, 1 part of metasilicate, 40 parts of deionized water.
  • the aluminum chromium-free passivating agent is composed of the following raw materials by weight: 20 parts of silane coupling agent, 25 parts of polysilicate aluminum, 12 parts of nano-zirconia, 10 parts of nano titanium dioxide, and ethylene 8 parts of disodium tetraacetate, 5 parts of metasilicate, and 50 parts of deionized water.
  • the invention provides a chromium-free passivating agent for aluminum, and the processed aluminum material has a greatly improved adhesion property and corrosion resistance of the chromium-free passivation film to the aluminum substrate and the spray coating.
  • the aluminum chromium-free passivating agent is composed of the following raw materials by weight: 17.5 parts of silane coupling agent, 20 parts of polysilicate aluminum, 11 parts of nano-zirconia, 7.5 parts of nano titanium dioxide, ethylenediaminetetraacetic acid 5 parts of disodium, 3 parts of metasilicate, and 45 parts of deionized water.
  • the aluminum chromium-free passivating agent is composed of the following raw materials by weight: 15 parts of a silane coupling agent, 15 parts of polyaluminum silicate, 10 parts of nano zirconia, 5 parts of nano titanium dioxide, ethylenediaminetetraacetic acid 2 parts of disodium, 1 part of metasilicate, 40 parts of deionized water.
  • the aluminum chromium-free passivating agent is composed of the following raw materials by weight: 20 parts of a silane coupling agent, 25 parts of polyaluminum silicate, 12 parts of nano zirconia, 10 parts of nano titanium dioxide, ethylenediaminetetraacetic acid 8 parts of disodium, 5 parts of metasilicate, 50 parts of deionized water.
  • the invention provides a chromium-free passivating agent for aluminum, and the processed aluminum material has a greatly improved adhesion property and corrosion resistance of the chromium-free passivation film to the aluminum substrate and the spray coating.

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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)
  • Paints Or Removers (AREA)
  • Chemical Treatment Of Metals (AREA)

Abstract

公开了一种铝材无铬钝化剂，通过如下重量份的原料组成：硅烷偶联剂15-20份，聚硅酸铝15-25份，纳米氧化锆10-12份，纳米钛白粉5-10份，乙二胺四乙酸二钠2-8份，偏硅酸1-5份，去离子水40-50份。提供了一种铝材无铬钝化剂，加工后的铝材，其无铬钝化膜与铝基体、喷涂涂层的附着性能和耐蚀性能大大提高。

Description

一种铝材无铬钝化剂 技术领域
本发明具体涉及一种铝材无铬钝化剂。
背景技术
为了减少对环境和人体的危害，近年来人们开始寻找能够代替铬酸盐钝化的无铬钝化技术。目前国内外已经对无铬钝化技术做了广泛的研究，并且逐步实现产业化，而国内对无铬钝化的研究开始了自主创新，替代进口的路。现有的无铬钝化工艺分为两大类，有机物钝化和无机物钝化，其中无机类钝化所用到的原料主要是Ti、Zr、Hf、V、Si、Mo、W、Mn、La、Ce等元素的氧化物或无机盐以及添加一些有机物。
发明内容
本发明的目的在于提供一种铝材无铬钝化剂。
本发明通过下面技术方案实现：
一种铝材无铬钝化剂，通过如下重量份的原料组成：硅烷偶联剂15-20份，聚硅酸铝15-25份，纳米氧化锆10-12份，纳米钛白粉5-10份，乙二胺四乙酸二钠2-8份，偏硅酸1-5份，去离子水40-50份。
优选地，所述的铝材无铬钝化剂，通过如下重量份的原料组成：硅烷偶联剂17.5份，聚硅酸铝20份，纳米氧化锆11份，纳米钛白粉7.5份，乙二胺四乙酸二钠5份，偏硅酸3份，去离子水45份。
优选地，所述的铝材无铬钝化剂，通过如下重量份的原料组成：硅烷偶联剂15份，聚硅酸铝15份，纳米氧化锆10份，纳米钛白粉5份，乙二胺四乙酸二钠2份，偏硅酸1份，去离子水40份。
优选地，所述的铝材无铬钝化剂，通过如下重量份的原料组成：硅烷偶联剂20份，聚硅酸铝25份，纳米氧化锆12份，纳米钛白粉10份，乙二胺四乙酸二钠8份，偏硅酸5份，去离子水50份。
本发明技术效果：
本发明提供了一种铝材无铬钝化剂，加工后的铝材，其无铬钝化膜与铝基体、喷涂涂层的附着性能和耐蚀性能大大提高。
具体实施方式
下面结合实施例具体介绍本发明的实质性内容。
实施例1
所述的铝材无铬钝化剂，通过如下重量份的原料组成：硅烷偶联剂17.5份，聚硅酸铝20份，纳米氧化锆11份，纳米钛白粉7.5份，乙二胺四乙酸二钠5份，偏硅酸3份，去离子水45份。
实施例2
所述的铝材无铬钝化剂，通过如下重量份的原料组成：硅烷偶联剂15份，聚硅酸铝15份，纳米氧化锆10份，纳米钛白粉5份，乙二胺四乙酸二钠2份，偏硅酸1份，去离子水40份。
实施例3
所述的铝材无铬钝化剂，通过如下重量份的原料组成：硅烷偶联剂20份，聚硅酸铝25份，纳米氧化锆12份，纳米钛白粉10份，乙二胺四乙酸二钠8份，偏硅酸5份，去离子水50份。
本发明提供了一种铝材无铬钝化剂，加工后的铝材，其无铬钝化膜与铝基体、喷涂涂层的附着性能和耐蚀性能大大提高。

Claims (4)

  1. 一种铝材无铬钝化剂，其特征在于，通过如下重量份的原料组成：硅烷偶联剂15-20份，聚硅酸铝15-25份，纳米氧化锆10-12份，纳米钛白粉5-10份，乙二胺四乙酸二钠2-8份，偏硅酸1-5份，去离子水40-50份。
  2. 根据权利要求1所述的铝材无铬钝化剂，其特征在于，通过如下重量份的原料组成：硅烷偶联剂17.5份，聚硅酸铝20份，纳米氧化锆11份，纳米钛白粉7.5份，乙二胺四乙酸二钠5份，偏硅酸3份，去离子水45份。
  3. 根据权利要求1所述的铝材无铬钝化剂，其特征在于，通过如下重量份的原料组成：硅烷偶联剂15份，聚硅酸铝15份，纳米氧化锆10份，纳米钛白粉5份，乙二胺四乙酸二钠2份，偏硅酸1份，去离子水40份。
  4. 根据权利要求1所述的铝材无铬钝化剂，其特征在于，通过如下重量份的原料组成：硅烷偶联剂20份，聚硅酸铝25份，纳米氧化锆12份，纳米钛白粉10份，乙二胺四乙酸二钠8份，偏硅酸5份，去离子水50份。
PCT/CN2017/096580 2017-06-22 2017-08-09 铝材无铬钝化剂 WO2018232876A1 (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111040485A (zh) * 2019-11-29 2020-04-21 浙江九合金属表面处理技术有限公司 环保金属表面处理剂及使用方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112226754A (zh) * 2020-10-19 2021-01-15 武汉科润表面新材料有限公司 一种适用于铝型材免水洗丙烯酸无铬钝化剂

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5294265A (en) * 1992-04-02 1994-03-15 Ppg Industries, Inc. Non-chrome passivation for metal substrates
CN102443794A (zh) * 2011-12-06 2012-05-09 中国科学院金属研究所 船用铝合金抗划伤、耐指纹无铬化学转化液及转化膜制备
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
CN104846361A (zh) * 2014-02-13 2015-08-19 艾华德·多肯股份公司 用于制造设置有不含铬vi且不含钴的钝化物的基底的方法
CN105177549A (zh) * 2015-09-16 2015-12-23 马鞍山杰创塑胶科技有限公司 一种高韧性铝型材稀土硅烷处理液及其制备方法
CN106282987A (zh) * 2016-08-29 2017-01-04 常熟市虞东磷化材料有限公司 铝材钝化剂

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5294265A (en) * 1992-04-02 1994-03-15 Ppg Industries, Inc. Non-chrome passivation for metal substrates
CN102443794A (zh) * 2011-12-06 2012-05-09 中国科学院金属研究所 船用铝合金抗划伤、耐指纹无铬化学转化液及转化膜制备
CN104846361A (zh) * 2014-02-13 2015-08-19 艾华德·多肯股份公司 用于制造设置有不含铬vi且不含钴的钝化物的基底的方法
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
CN105177549A (zh) * 2015-09-16 2015-12-23 马鞍山杰创塑胶科技有限公司 一种高韧性铝型材稀土硅烷处理液及其制备方法
CN106282987A (zh) * 2016-08-29 2017-01-04 常熟市虞东磷化材料有限公司 铝材钝化剂

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111040485A (zh) * 2019-11-29 2020-04-21 浙江九合金属表面处理技术有限公司 环保金属表面处理剂及使用方法

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