EP4112773A1 - Procédé de construction séquentielle d'une couche de conversion sur des composants comprenant des surfaces en acier - Google Patents
Procédé de construction séquentielle d'une couche de conversion sur des composants comprenant des surfaces en acier Download PDFInfo
- Publication number
- EP4112773A1 EP4112773A1 EP21183374.4A EP21183374A EP4112773A1 EP 4112773 A1 EP4112773 A1 EP 4112773A1 EP 21183374 A EP21183374 A EP 21183374A EP 4112773 A1 EP4112773 A1 EP 4112773A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- mmol
- conversion
- particularly preferably
- iii
- stage
- 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.)
- Withdrawn
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 117
- 238000000034 method Methods 0.000 title claims abstract description 90
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 30
- 239000010959 steel Substances 0.000 title claims abstract description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 42
- 150000001875 compounds Chemical class 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910052742 iron Inorganic materials 0.000 claims abstract description 21
- 238000005260 corrosion Methods 0.000 claims abstract description 20
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910001431 copper ion Inorganic materials 0.000 claims abstract description 11
- 239000010936 titanium Substances 0.000 claims description 53
- 239000000243 solution Substances 0.000 claims description 44
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 32
- 239000012487 rinsing solution Substances 0.000 claims description 20
- 239000003973 paint Substances 0.000 claims description 14
- 238000000576 coating method Methods 0.000 claims description 9
- -1 nitrate ions Chemical class 0.000 claims description 9
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 238000007598 dipping method Methods 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 7
- 229910052725 zinc Inorganic materials 0.000 claims description 7
- 239000011701 zinc Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- IDCPFAYURAQKDZ-UHFFFAOYSA-N 1-nitroguanidine Chemical compound NC(=N)N[N+]([O-])=O IDCPFAYURAQKDZ-UHFFFAOYSA-N 0.000 claims description 4
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 claims description 2
- 229910002651 NO3 Inorganic materials 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 2
- 235000000346 sugar Nutrition 0.000 claims description 2
- 150000008163 sugars Chemical class 0.000 claims description 2
- 238000003618 dip coating Methods 0.000 claims 2
- 230000002045 lasting effect Effects 0.000 claims 1
- 230000002378 acidificating effect Effects 0.000 abstract description 7
- 238000007739 conversion coating Methods 0.000 description 17
- 230000015572 biosynthetic process Effects 0.000 description 12
- 239000010949 copper Substances 0.000 description 10
- 230000007797 corrosion Effects 0.000 description 9
- 238000000151 deposition Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 230000008021 deposition Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 239000002184 metal Substances 0.000 description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 238000004070 electrodeposition Methods 0.000 description 4
- 150000002222 fluorine compounds Chemical class 0.000 description 4
- 150000004679 hydroxides Chemical class 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 239000002736 nonionic surfactant Substances 0.000 description 4
- 238000002161 passivation Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 230000003750 conditioning effect Effects 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 238000005554 pickling Methods 0.000 description 3
- 238000002203 pretreatment Methods 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000008397 galvanized steel Substances 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 2
- 238000007704 wet chemistry method Methods 0.000 description 2
- MIMUSZHMZBJBPO-UHFFFAOYSA-N 6-methoxy-8-nitroquinoline Chemical compound N1=CC=CC2=CC(OC)=CC([N+]([O-])=O)=C21 MIMUSZHMZBJBPO-UHFFFAOYSA-N 0.000 description 1
- WRAGBEWQGHCDDU-UHFFFAOYSA-M C([O-])([O-])=O.[NH4+].[Zr+] Chemical compound C([O-])([O-])=O.[NH4+].[Zr+] WRAGBEWQGHCDDU-UHFFFAOYSA-M 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000005233 alkylalcohol group Chemical group 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- YOYLLRBMGQRFTN-SMCOLXIQSA-N norbuprenorphine Chemical compound C([C@@H](NCC1)[C@]23CC[C@]4([C@H](C3)C(C)(O)C(C)(C)C)OC)C3=CC=C(O)C5=C3[C@@]21[C@H]4O5 YOYLLRBMGQRFTN-SMCOLXIQSA-N 0.000 description 1
- DQTJHJVUOOYAMD-UHFFFAOYSA-N oxotitanium(2+) dinitrate Chemical compound [O-][N+](=O)O[Ti](=O)O[N+]([O-])=O DQTJHJVUOOYAMD-UHFFFAOYSA-N 0.000 description 1
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000008237 rinsing water Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- 239000011775 sodium fluoride Substances 0.000 description 1
- DXIGZHYPWYIZLM-UHFFFAOYSA-J tetrafluorozirconium;dihydrofluoride Chemical compound F.F.F[Zr](F)(F)F DXIGZHYPWYIZLM-UHFFFAOYSA-J 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- C23C22/80—Pretreatment of the material to be coated with solutions containing titanium or zirconium compounds
-
- 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
- C23C22/05—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
- C23C22/73—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
- C23C22/76—Applying the liquid by spraying
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/20—Pretreatment
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/22—Electroplating: Baths therefor from solutions of zinc
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/42—Electroplating: Baths therefor from solutions of light metals
- C25D3/44—Aluminium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Electrochemistry (AREA)
- Chemical Treatment Of Metals (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP21183374.4A EP4112773A1 (fr) | 2021-07-02 | 2021-07-02 | Procédé de construction séquentielle d'une couche de conversion sur des composants comprenant des surfaces en acier |
| PCT/EP2022/068099 WO2023275270A2 (fr) | 2021-07-02 | 2022-06-30 | Procédé de construction séquentielle d'une couche de conversion sur des composants présentant des surfaces en acier |
| CA3225205A CA3225205A1 (fr) | 2021-07-02 | 2022-06-30 | Procede de construction sequentielle d'une couche de conversion sur des composants presentant des surfaces en acier |
| EP22741234.3A EP4363632A2 (fr) | 2021-07-02 | 2022-06-30 | Procédé de construction séquentielle d'une couche de conversion sur des composants présentant des surfaces en acier |
| CN202280046241.2A CN117580973A (zh) | 2021-07-02 | 2022-06-30 | 用于在包含钢表面的部件上顺序构建转化层的方法 |
| KR1020237045040A KR20240025553A (ko) | 2021-07-02 | 2022-06-30 | 강철 표면을 포함하는 구성요소 상에 전환 층을 순차적으로 구성하는 방법 |
| US18/543,174 US20240124982A1 (en) | 2021-07-02 | 2023-12-18 | Method for sequentially constructing a conversion layer on components comprising steel surfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP21183374.4A EP4112773A1 (fr) | 2021-07-02 | 2021-07-02 | Procédé de construction séquentielle d'une couche de conversion sur des composants comprenant des surfaces en acier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4112773A1 true EP4112773A1 (fr) | 2023-01-04 |
Family
ID=76764868
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP21183374.4A Withdrawn EP4112773A1 (fr) | 2021-07-02 | 2021-07-02 | Procédé de construction séquentielle d'une couche de conversion sur des composants comprenant des surfaces en acier |
| EP22741234.3A Pending EP4363632A2 (fr) | 2021-07-02 | 2022-06-30 | Procédé de construction séquentielle d'une couche de conversion sur des composants présentant des surfaces en acier |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP22741234.3A Pending EP4363632A2 (fr) | 2021-07-02 | 2022-06-30 | Procédé de construction séquentielle d'une couche de conversion sur des composants présentant des surfaces en acier |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20240124982A1 (fr) |
| EP (2) | EP4112773A1 (fr) |
| KR (1) | KR20240025553A (fr) |
| CN (1) | CN117580973A (fr) |
| CA (1) | CA3225205A1 (fr) |
| WO (1) | WO2023275270A2 (fr) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040129346A1 (en) * | 2001-03-06 | 2004-07-08 | Thomas Kolberg | Method for coating metallic surfaces and use of the substrates coated in this manner |
| EP1455002A1 (fr) | 2002-12-24 | 2004-09-08 | Nippon Paint Co., Ltd. | Procédé de prétraitement avant revêtement |
| EP2318566A1 (fr) | 2008-08-12 | 2011-05-11 | Henkel AG & Co. KGaA | Prétraitement progressif anticorrosion de surfaces métalliques dans un procédé en plusieurs étapes |
| US20130230425A1 (en) * | 2011-09-02 | 2013-09-05 | Ppg Industries Ohio, Inc. | Two-step zinc phosphating process |
| EP2649219A2 (fr) * | 2010-12-07 | 2013-10-16 | Henkel AG & Co. KGaA | Composition de prétraitement métallique contenant du zirconium, du cuivre et des agents de chélation métalliques et revêtements correspondants appliqués sur des substrats métalliques |
| EP2971234A1 (fr) | 2013-03-15 | 2016-01-20 | PPG Industries Ohio, Inc. | Procédé de préparation et de traitement d'un substrat d'acier |
| WO2021071574A1 (fr) * | 2019-10-10 | 2021-04-15 | Ppg Industries Ohio, Inc. | Systèmes et procédés de traitement d'un substrat |
-
2021
- 2021-07-02 EP EP21183374.4A patent/EP4112773A1/fr not_active Withdrawn
-
2022
- 2022-06-30 CN CN202280046241.2A patent/CN117580973A/zh active Pending
- 2022-06-30 CA CA3225205A patent/CA3225205A1/fr active Pending
- 2022-06-30 KR KR1020237045040A patent/KR20240025553A/ko unknown
- 2022-06-30 WO PCT/EP2022/068099 patent/WO2023275270A2/fr active Application Filing
- 2022-06-30 EP EP22741234.3A patent/EP4363632A2/fr active Pending
-
2023
- 2023-12-18 US US18/543,174 patent/US20240124982A1/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040129346A1 (en) * | 2001-03-06 | 2004-07-08 | Thomas Kolberg | Method for coating metallic surfaces and use of the substrates coated in this manner |
| EP1455002A1 (fr) | 2002-12-24 | 2004-09-08 | Nippon Paint Co., Ltd. | Procédé de prétraitement avant revêtement |
| EP2318566A1 (fr) | 2008-08-12 | 2011-05-11 | Henkel AG & Co. KGaA | Prétraitement progressif anticorrosion de surfaces métalliques dans un procédé en plusieurs étapes |
| EP2649219A2 (fr) * | 2010-12-07 | 2013-10-16 | Henkel AG & Co. KGaA | Composition de prétraitement métallique contenant du zirconium, du cuivre et des agents de chélation métalliques et revêtements correspondants appliqués sur des substrats métalliques |
| US20130230425A1 (en) * | 2011-09-02 | 2013-09-05 | Ppg Industries Ohio, Inc. | Two-step zinc phosphating process |
| EP2971234A1 (fr) | 2013-03-15 | 2016-01-20 | PPG Industries Ohio, Inc. | Procédé de préparation et de traitement d'un substrat d'acier |
| WO2021071574A1 (fr) * | 2019-10-10 | 2021-04-15 | Ppg Industries Ohio, Inc. | Systèmes et procédés de traitement d'un substrat |
Also Published As
| Publication number | Publication date |
|---|---|
| CA3225205A1 (fr) | 2023-01-05 |
| US20240124982A1 (en) | 2024-04-18 |
| EP4363632A2 (fr) | 2024-05-08 |
| KR20240025553A (ko) | 2024-02-27 |
| WO2023275270A2 (fr) | 2023-01-05 |
| WO2023275270A3 (fr) | 2023-03-09 |
| CN117580973A (zh) | 2024-02-20 |
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