BR102020004546A2 - Método para passivação da superfície de uma chapa preta ou de uma folha de flandres e sistema de eletrólise para executar o método - Google Patents
Método para passivação da superfície de uma chapa preta ou de uma folha de flandres e sistema de eletrólise para executar o método Download PDFInfo
- Publication number
- BR102020004546A2 BR102020004546A2 BR102020004546-6A BR102020004546A BR102020004546A2 BR 102020004546 A2 BR102020004546 A2 BR 102020004546A2 BR 102020004546 A BR102020004546 A BR 102020004546A BR 102020004546 A2 BR102020004546 A2 BR 102020004546A2
- Authority
- BR
- Brazil
- Prior art keywords
- chromium
- passivation layer
- electrolysis
- tinplate
- fact
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 48
- 238000005868 electrolysis reaction Methods 0.000 title claims description 90
- 239000011651 chromium Substances 0.000 claims abstract description 76
- 238000002161 passivation Methods 0.000 claims abstract description 72
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 71
- 229910000423 chromium oxide Inorganic materials 0.000 claims abstract description 55
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 54
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 41
- 239000005028 tinplate Substances 0.000 claims abstract description 37
- 150000001845 chromium compounds Chemical class 0.000 claims abstract description 23
- 230000008021 deposition Effects 0.000 claims abstract description 20
- 239000002253 acid Substances 0.000 claims abstract description 19
- 150000003839 salts Chemical class 0.000 claims abstract description 16
- 239000008139 complexing agent Substances 0.000 claims abstract description 15
- 239000006172 buffering agent Substances 0.000 claims abstract description 7
- VQWFNAGFNGABOH-UHFFFAOYSA-K chromium(iii) hydroxide Chemical compound [OH-].[OH-].[OH-].[Cr+3] VQWFNAGFNGABOH-UHFFFAOYSA-K 0.000 claims description 33
- 238000000151 deposition Methods 0.000 claims description 20
- 239000002585 base Substances 0.000 claims description 19
- 238000000576 coating method Methods 0.000 claims description 17
- 230000003647 oxidation Effects 0.000 claims description 17
- 238000007254 oxidation reaction Methods 0.000 claims description 17
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 229910000457 iridium oxide Inorganic materials 0.000 claims description 6
- 229910003455 mixed metal oxide Inorganic materials 0.000 claims description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 claims description 5
- BFGKITSFLPAWGI-UHFFFAOYSA-N chromium(3+) Chemical compound [Cr+3] BFGKITSFLPAWGI-UHFFFAOYSA-N 0.000 claims description 5
- HTXDPTMKBJXEOW-UHFFFAOYSA-N dioxoiridium Chemical compound O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910002651 NO3 Inorganic materials 0.000 claims description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 4
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 4
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 4
- 235000011152 sodium sulphate Nutrition 0.000 claims description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- 229910052936 alkali metal sulfate Inorganic materials 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 3
- 239000001120 potassium sulphate Substances 0.000 claims description 3
- 235000011151 potassium sulphates Nutrition 0.000 claims description 3
- WDNIVTZNAPEMHF-UHFFFAOYSA-N acetic acid;chromium Chemical compound [Cr].CC(O)=O.CC(O)=O WDNIVTZNAPEMHF-UHFFFAOYSA-N 0.000 claims description 2
- 238000001978 electrochemical passivation Methods 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims description 2
- BPNRRQFZIBQRMK-UHFFFAOYSA-N [O-2].[Ta+5].[Ir+3].[O-2].[O-2].[O-2] Chemical compound [O-2].[Ta+5].[Ir+3].[O-2].[O-2].[O-2] BPNRRQFZIBQRMK-UHFFFAOYSA-N 0.000 claims 1
- BNQYBOIDDNFHHC-UHFFFAOYSA-N chromium;oxalic acid Chemical compound [Cr].OC(=O)C(O)=O BNQYBOIDDNFHHC-UHFFFAOYSA-N 0.000 claims 1
- 230000009918 complex formation Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 99
- 229910000831 Steel Inorganic materials 0.000 description 14
- 230000008569 process Effects 0.000 description 14
- 239000010959 steel Substances 0.000 description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
- 239000004922 lacquer Substances 0.000 description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 239000012044 organic layer Substances 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 239000003792 electrolyte Substances 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 7
- GRWVQDDAKZFPFI-UHFFFAOYSA-H chromium(III) sulfate Chemical class [Cr+3].[Cr+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRWVQDDAKZFPFI-UHFFFAOYSA-H 0.000 description 6
- 238000001336 glow discharge atomic emission spectroscopy Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 229920001169 thermoplastic Polymers 0.000 description 6
- 239000005029 tin-free steel Substances 0.000 description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical class [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 description 5
- 238000004806 packaging method and process Methods 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- -1 chromium carbides Chemical class 0.000 description 4
- 239000004416 thermosoftening plastic Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 3
- 239000004327 boric acid Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 239000013067 intermediate product Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229910021653 sulphate ion Inorganic materials 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 150000002927 oxygen compounds Chemical class 0.000 description 2
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- WFIZEGIEIOHZCP-UHFFFAOYSA-M potassium formate Chemical compound [K+].[O-]C=O WFIZEGIEIOHZCP-UHFFFAOYSA-M 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910001936 tantalum oxide Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- 239000004280 Sodium formate Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- PUFIZHPPRJVXJC-UHFFFAOYSA-N [O-2].[Ta+5].[Ir+]=O.[O-2].[O-2] Chemical compound [O-2].[Ta+5].[Ir+]=O.[O-2].[O-2] PUFIZHPPRJVXJC-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- GVEHJMMRQRRJPM-UHFFFAOYSA-N chromium(2+);methanidylidynechromium Chemical compound [Cr+2].[Cr]#[C-].[Cr]#[C-] GVEHJMMRQRRJPM-UHFFFAOYSA-N 0.000 description 1
- IGIOUAZJUMGWPQ-UHFFFAOYSA-N chromium(3+);hydrate Chemical compound O.[Cr+3] IGIOUAZJUMGWPQ-UHFFFAOYSA-N 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- CDCHDCWJMGXXRH-UHFFFAOYSA-N estazolam Chemical compound C=1C(Cl)=CC=C(N2C=NN=C2CN=2)C=1C=2C1=CC=CC=C1 CDCHDCWJMGXXRH-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 150000004675 formic acid derivatives Chemical class 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- FXNGWBDIVIGISM-UHFFFAOYSA-N methylidynechromium Chemical compound [Cr]#[C] FXNGWBDIVIGISM-UHFFFAOYSA-N 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000003969 polarography Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 description 1
- 235000019254 sodium formate Nutrition 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910003470 tongbaite Inorganic materials 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D9/00—Electrolytic coating other than with metals
- C25D9/04—Electrolytic coating other than with metals with inorganic materials
- C25D9/08—Electrolytic coating other than with metals with inorganic materials by cathodic processes
- C25D9/10—Electrolytic coating other than with metals with inorganic materials by cathodic processes on iron or steel
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/38—Chromatising
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/005—Apparatus specially adapted for electrolytic conversion coating
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/10—Electrodes, e.g. composition, counter electrode
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/12—Process control or regulation
-
- 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
- C25D3/04—Electroplating: Baths therefor from solutions of chromium
- C25D3/06—Electroplating: Baths therefor from solutions of chromium from solutions of trivalent chromium
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/08—Electroplating with moving electrolyte e.g. jet electroplating
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0614—Strips or foils
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0614—Strips or foils
- C25D7/0628—In vertical cells
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0614—Strips or foils
- C25D7/0642—Anodes
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D9/00—Electrolytic coating other than with metals
- C25D9/04—Electrolytic coating other than with metals with inorganic materials
- C25D9/08—Electrolytic coating other than with metals with inorganic materials by cathodic processes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Automation & Control Theory (AREA)
- Electroplating And Plating Baths Therefor (AREA)
- Electroplating Methods And Accessories (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102019109354.6 | 2019-04-09 | ||
| DE102019109354.6A DE102019109354A1 (de) | 2019-04-09 | 2019-04-09 | Verfahren zur Passivierung der Oberfläche eines Schwarzblechs oder eines Weißblechs und Elektrolysesystem zur Durchführung des Verfahrens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR102020004546A2 true BR102020004546A2 (pt) | 2020-10-20 |
Family
ID=69571915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR102020004546-6A BR102020004546A2 (pt) | 2019-04-09 | 2020-03-06 | Método para passivação da superfície de uma chapa preta ou de uma folha de flandres e sistema de eletrólise para executar o método |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20200325591A1 (ja) |
| EP (1) | EP3722464A1 (ja) |
| JP (1) | JP6989646B2 (ja) |
| KR (1) | KR20200119194A (ja) |
| CN (1) | CN111793815A (ja) |
| BR (1) | BR102020004546A2 (ja) |
| CA (1) | CA3075010C (ja) |
| DE (1) | DE102019109354A1 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021125696A1 (de) | 2021-10-04 | 2023-04-06 | Thyssenkrupp Rasselstein Gmbh | Verfahren zur Passivierung der Oberfläche eines Weißblechs und Elektrolysesystem zur Durchführung des Verfahrens |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2693444A (en) * | 1951-02-12 | 1954-11-02 | Battelle Development Corp | Electrodeposition of chromium and alloys thereof |
| BE752901A (fr) * | 1969-07-09 | 1971-01-04 | Uss Eng & Consult | Fer-blanc a protection differentielle |
| JPS5926677B2 (ja) * | 1979-08-09 | 1984-06-29 | 東洋鋼鈑株式会社 | 電解クロム酸処理鋼板の前処理法 |
| FR2465011A1 (fr) * | 1979-09-06 | 1981-03-20 | Carnaud Sa | Materiau constitue d'une tole d'acier protegee, son procede de fabrication, et ses applications, ntamment aux boites de conserve |
| US6004448A (en) * | 1995-06-06 | 1999-12-21 | Atotech Usa, Inc. | Deposition of chromium oxides from a trivalent chromium solution containing a complexing agent for a buffer |
| US6099714A (en) * | 1996-08-30 | 2000-08-08 | Sanchem, Inc. | Passification of tin surfaces |
| JP2005060756A (ja) * | 2003-08-08 | 2005-03-10 | Hitachi Cable Ltd | Ｆｐｃ用圧延銅箔及び銅箔の処理方法 |
| US7052592B2 (en) * | 2004-06-24 | 2006-05-30 | Gueguine Yedigarian | Chromium plating method |
| JP5299887B2 (ja) * | 2008-03-26 | 2013-09-25 | 奥野製薬工業株式会社 | ３価クロムめっき皮膜用電解処理液 |
| US8512541B2 (en) * | 2010-11-16 | 2013-08-20 | Trevor Pearson | Electrolytic dissolution of chromium from chromium electrodes |
| CA2891605C (en) * | 2012-11-21 | 2017-01-03 | Tata Steel Ijmuiden B.V. | Chromium-chromium oxide coatings applied to steel substrates for packaging applications and a method for producing said coatings |
| DK3011080T3 (en) * | 2013-06-20 | 2017-08-21 | Tata Steel Ijmuiden Bv | PROCEDURE FOR PREPARING CHROME-CHROMOXIDE COATED SUBSTRATES |
| WO2015037391A1 (ja) * | 2013-09-12 | 2015-03-19 | 奥野製薬工業株式会社 | ３価クロムめっき浴 |
| RS59292B1 (sr) * | 2014-05-21 | 2019-10-31 | Tata Steel Ijmuiden Bv | Postupak za proizvodnju supstrata obloženih hromom-hrom oksidom |
| EP3146092B1 (en) * | 2014-05-21 | 2019-08-07 | Tata Steel IJmuiden BV | Method for plating a moving metal strip |
| RU2743357C2 (ru) * | 2016-11-14 | 2021-02-17 | Тата Стил Эймейден Б.В. | Способ электроплакирования непокрытой стальной полосы плакирующим слоем |
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2019
- 2019-04-09 DE DE102019109354.6A patent/DE102019109354A1/de active Pending
-
2020
- 2020-02-12 EP EP20156810.2A patent/EP3722464A1/de active Pending
- 2020-03-06 BR BR102020004546-6A patent/BR102020004546A2/pt not_active IP Right Cessation
- 2020-03-10 CA CA3075010A patent/CA3075010C/en active Active
- 2020-03-26 JP JP2020055306A patent/JP6989646B2/ja active Active
- 2020-03-27 KR KR1020200037378A patent/KR20200119194A/ko not_active Application Discontinuation
- 2020-04-06 US US16/840,858 patent/US20200325591A1/en not_active Abandoned
- 2020-04-08 CN CN202010270978.5A patent/CN111793815A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA3075010A1 (en) | 2020-10-09 |
| DE102019109354A1 (de) | 2020-10-15 |
| CN111793815A (zh) | 2020-10-20 |
| US20200325591A1 (en) | 2020-10-15 |
| KR20200119194A (ko) | 2020-10-19 |
| CA3075010C (en) | 2022-05-17 |
| JP2020172701A (ja) | 2020-10-22 |
| JP6989646B2 (ja) | 2022-01-05 |
| EP3722464A1 (de) | 2020-10-14 |
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