CN109312469A - 包含钢、镀锌钢、铝、镁和/或锌镁合金的金属表面的防腐蚀预处理的改进方法 - Google Patents
包含钢、镀锌钢、铝、镁和/或锌镁合金的金属表面的防腐蚀预处理的改进方法 Download PDFInfo
- Publication number
- CN109312469A CN109312469A CN201780034244.3A CN201780034244A CN109312469A CN 109312469 A CN109312469 A CN 109312469A CN 201780034244 A CN201780034244 A CN 201780034244A CN 109312469 A CN109312469 A CN 109312469A
- Authority
- CN
- China
- Prior art keywords
- composition
- metal surface
- magnesium
- steel
- cations
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- C23C22/78—Pretreatment of the material to be coated
-
- 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
- C23C22/34—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 containing fluorides or complex fluorides
-
- 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
- C23C22/34—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 containing fluorides or complex fluorides
- C23C22/36—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 containing fluorides or complex fluorides containing also phosphates
-
- 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
- C23C22/73—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 characterised by the process
-
- 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
- C23C22/82—After-treatment
- C23C22/83—Chemical 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
- C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
- C23C2222/20—Use of solutions containing silanes
Landscapes
- 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)
- Chemical Treatment Of Metals (AREA)
- Paints Or Removers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311689851.7A CN117702097A (zh) | 2016-06-22 | 2017-06-21 | 包含钢、镀锌钢、铝、镁和/或锌镁合金的金属表面的防腐蚀预处理的改进方法 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016211152.3 | 2016-06-22 | ||
| DE102016211152 | 2016-06-22 | ||
| PCT/EP2017/065186 WO2017220632A1 (de) | 2016-06-22 | 2017-06-21 | Verbessertes verfahren zur korrosionsschützenden vorbehandlung einer metallischen oberfläche, welche stahl, verzinkten stahl, aluminium, magnesium und/oder eine zink-magnesium-legierung enthält |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311689851.7A Division CN117702097A (zh) | 2016-06-22 | 2017-06-21 | 包含钢、镀锌钢、铝、镁和/或锌镁合金的金属表面的防腐蚀预处理的改进方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109312469A true CN109312469A (zh) | 2019-02-05 |
Family
ID=59091525
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780034244.3A Pending CN109312469A (zh) | 2016-06-22 | 2017-06-21 | 包含钢、镀锌钢、铝、镁和/或锌镁合金的金属表面的防腐蚀预处理的改进方法 |
| CN202311689851.7A Pending CN117702097A (zh) | 2016-06-22 | 2017-06-21 | 包含钢、镀锌钢、铝、镁和/或锌镁合金的金属表面的防腐蚀预处理的改进方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311689851.7A Pending CN117702097A (zh) | 2016-06-22 | 2017-06-21 | 包含钢、镀锌钢、铝、镁和/或锌镁合金的金属表面的防腐蚀预处理的改进方法 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US11441226B2 (OSRAM) |
| EP (1) | EP3475464B1 (OSRAM) |
| JP (1) | JP7195937B2 (OSRAM) |
| KR (1) | KR102494315B1 (OSRAM) |
| CN (2) | CN109312469A (OSRAM) |
| DE (1) | DE102017210358A1 (OSRAM) |
| ES (1) | ES2832626T3 (OSRAM) |
| MX (1) | MX2018016254A (OSRAM) |
| PL (1) | PL3475464T3 (OSRAM) |
| RU (1) | RU2748887C2 (OSRAM) |
| WO (1) | WO2017220632A1 (OSRAM) |
| ZA (1) | ZA201900292B (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423828A (zh) * | 2019-09-18 | 2022-04-29 | 诺维尔里斯公司 | 用于改善粘结性能的金属表面涂层及其制备方法 |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2748887C2 (ru) | 2016-06-22 | 2021-06-01 | Хеметалл Гмбх | Улучшенный способ антикоррозионной предварительной обработки металлической поверхности, включающей сталь, оцинкованную сталь, алюминий, магний и/или сплав цинк-магний |
| MX2019003084A (es) | 2016-09-15 | 2019-08-12 | Chemetall Gmbh | Proceso mejorado para un pretratamiento contra la corrosion de una superficie metalica que contiene acero, acero galvanizado, aluminio, una aleacion de aluminio y/o una aleacion de zinc y magnesio. |
| KR20210025651A (ko) | 2018-07-05 | 2021-03-09 | 케메탈 게엠베하 | 내식성을 개선하기 위해 금속성 표면을 산성 수성 조성물 및 후-헹굼 조성물로 처리하는 방법 |
| EP3818190A1 (en) | 2018-07-05 | 2021-05-12 | Chemetall GmbH | Method for treating metallic surfaces with an acidic aqueous composition to improve corrosion resistance |
| 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 |
| DE102019202889A1 (de) * | 2019-03-04 | 2020-09-10 | Atlas Elektronik Gmbh | Haftvermittler für Piezokeramisches Hydrophon |
| CN113646467A (zh) * | 2019-04-04 | 2021-11-12 | 凯密特尔有限责任公司 | 具有降低酸洗侵蚀的用于金属表面的无磷酸盐清洗剂 |
| CN113728060B (zh) * | 2019-04-15 | 2024-09-24 | 巴斯夫涂料有限公司 | 用于浸涂导电基材的包含铋和锂的水性涂料组合物 |
| EP4563721A1 (de) * | 2023-11-29 | 2025-06-04 | Henkel AG & Co. KGaA | Verfahren für die korrosionsschützende vorbehandlung von bauteilen umfassend oberflächen von zink-magnesium-schmelztauchveredeltem stahl |
| WO2025186444A1 (en) * | 2024-03-08 | 2025-09-12 | Chemetall Gmbh | Chemical pretreatment method for metallic substrates including pre-rinse treatment step |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013020980A1 (de) * | 2011-08-10 | 2013-02-14 | Basf Se | Verfahren zum passivieren von metallischen oberflächen unter verwendung von carboxylathaltigen copolymeren |
| CN103917693A (zh) * | 2011-09-21 | 2014-07-09 | 日本油漆株式会社 | 铝制热交换器的表面处理方法 |
| DE102015225185A1 (de) * | 2014-12-15 | 2016-06-16 | Chemetall Gmbh | Zusammensetzung zum haftfesten Beschichten von metallischen Oberflächen, insbesondere von Aluminiumwerkstoffen |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5158622A (en) * | 1991-02-12 | 1992-10-27 | Betz Laboratories, Inc. | Method and composition for treatment of aluminum |
| US5641542A (en) * | 1995-10-11 | 1997-06-24 | Betzdearborn Inc. | Chromium-free aluminum treatment |
| DE19754108A1 (de) | 1997-12-05 | 1999-06-10 | Henkel Kgaa | Chromfreies Korrosionsschutzmittel und Korrosionsschutzverfahren |
| JP4226770B2 (ja) | 1999-10-22 | 2009-02-18 | Jfeスチール株式会社 | 金属表面処理組成物 |
| EP1330499A2 (de) * | 2000-10-11 | 2003-07-30 | Chemteall GmbH | Verfahren zur vorbehandlung und anschliessenden beschichtung von metallischen oberflächen vor der umformung mit einem lackähnlichen überzug und verwendung der derart beschichteten substrate |
| DE102004022565A1 (de) | 2004-05-07 | 2005-12-22 | Henkel Kgaa | Farbige Konversionsschichten auf Metalloberflächen |
| US20060042726A1 (en) | 2004-09-02 | 2006-03-02 | General Electric Company | Non-chrome passivation of steel |
| CA2619723C (en) * | 2005-08-19 | 2014-05-27 | Nippon Paint Co., Ltd. | Surface-conditioning composition, method for production thereof, and surface conditioning method |
| DE102006039633A1 (de) * | 2006-08-24 | 2008-03-13 | Henkel Kgaa | Chromfreies, thermisch härtbares Korrosionsschutzmittel |
| JP2010150588A (ja) | 2008-12-24 | 2010-07-08 | Jfe Steel Corp | 表面処理鋼板 |
| DE102012220384A1 (de) | 2012-11-08 | 2014-05-08 | Henkel Ag & Co. Kgaa | Dosenvorbehandlung zur verbesserten Lackhaftung |
| KR20160098024A (ko) | 2014-01-08 | 2016-08-18 | 니혼 파커라이징 가부시키가이샤 | 코팅 접착을 개선시키기 위한 캔 전처리 |
| RU2748887C2 (ru) | 2016-06-22 | 2021-06-01 | Хеметалл Гмбх | Улучшенный способ антикоррозионной предварительной обработки металлической поверхности, включающей сталь, оцинкованную сталь, алюминий, магний и/или сплав цинк-магний |
-
2017
- 2017-06-21 RU RU2019100885A patent/RU2748887C2/ru active
- 2017-06-21 PL PL17731571T patent/PL3475464T3/pl unknown
- 2017-06-21 CN CN201780034244.3A patent/CN109312469A/zh active Pending
- 2017-06-21 JP JP2018567669A patent/JP7195937B2/ja active Active
- 2017-06-21 DE DE102017210358.2A patent/DE102017210358A1/de not_active Withdrawn
- 2017-06-21 MX MX2018016254A patent/MX2018016254A/es unknown
- 2017-06-21 WO PCT/EP2017/065186 patent/WO2017220632A1/de not_active Ceased
- 2017-06-21 ES ES17731571T patent/ES2832626T3/es active Active
- 2017-06-21 EP EP17731571.0A patent/EP3475464B1/de active Active
- 2017-06-21 KR KR1020197001571A patent/KR102494315B1/ko active Active
- 2017-06-21 US US16/312,908 patent/US11441226B2/en active Active
- 2017-06-21 CN CN202311689851.7A patent/CN117702097A/zh active Pending
-
2019
- 2019-01-16 ZA ZA2019/00292A patent/ZA201900292B/en unknown
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013020980A1 (de) * | 2011-08-10 | 2013-02-14 | Basf Se | Verfahren zum passivieren von metallischen oberflächen unter verwendung von carboxylathaltigen copolymeren |
| CN103917693A (zh) * | 2011-09-21 | 2014-07-09 | 日本油漆株式会社 | 铝制热交换器的表面处理方法 |
| DE102015225185A1 (de) * | 2014-12-15 | 2016-06-16 | Chemetall Gmbh | Zusammensetzung zum haftfesten Beschichten von metallischen Oberflächen, insbesondere von Aluminiumwerkstoffen |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423828A (zh) * | 2019-09-18 | 2022-04-29 | 诺维尔里斯公司 | 用于改善粘结性能的金属表面涂层及其制备方法 |
| CN114423828B (zh) * | 2019-09-18 | 2023-10-27 | 诺维尔里斯公司 | 用于改善粘结性能的金属表面涂层及其制备方法 |
| US11827807B2 (en) | 2019-09-18 | 2023-11-28 | Novelis Inc. | Metal surface coatings for improving bond performance and methods of making the same |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA201900292B (en) | 2020-10-28 |
| RU2019100885A (ru) | 2020-07-23 |
| MX2018016254A (es) | 2019-04-22 |
| BR112018075600A2 (pt) | 2019-03-26 |
| RU2748887C2 (ru) | 2021-06-01 |
| JP2019518874A (ja) | 2019-07-04 |
| EP3475464A1 (de) | 2019-05-01 |
| US11441226B2 (en) | 2022-09-13 |
| US20190330745A1 (en) | 2019-10-31 |
| DE102017210358A1 (de) | 2017-12-28 |
| ES2832626T3 (es) | 2021-06-10 |
| CN117702097A (zh) | 2024-03-15 |
| RU2019100885A3 (OSRAM) | 2020-10-19 |
| WO2017220632A1 (de) | 2017-12-28 |
| KR20190021341A (ko) | 2019-03-05 |
| PL3475464T3 (pl) | 2021-02-08 |
| KR102494315B1 (ko) | 2023-02-02 |
| EP3475464B1 (de) | 2020-08-19 |
| JP7195937B2 (ja) | 2022-12-26 |
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Application publication date: 20190205 |