JPH0254797A - 金属の表面処理方法 - Google Patents
金属の表面処理方法Info
- Publication number
- JPH0254797A JPH0254797A JP20300888A JP20300888A JPH0254797A JP H0254797 A JPH0254797 A JP H0254797A JP 20300888 A JP20300888 A JP 20300888A JP 20300888 A JP20300888 A JP 20300888A JP H0254797 A JPH0254797 A JP H0254797A
- Authority
- JP
- Japan
- Prior art keywords
- adhesion
- corrosion resistance
- chromate
- ions
- amount
- 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.)
- Granted
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 19
- 239000002184 metal Substances 0.000 title claims abstract description 19
- 238000004381 surface treatment Methods 0.000 title claims abstract description 4
- 150000002500 ions Chemical class 0.000 claims abstract description 51
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 claims abstract description 42
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 34
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000011282 treatment Methods 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 11
- 238000005260 corrosion Methods 0.000 abstract description 52
- 230000007797 corrosion Effects 0.000 abstract description 52
- 150000001450 anions Chemical class 0.000 abstract description 9
- 150000001768 cations Chemical class 0.000 abstract description 8
- 238000000576 coating method Methods 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 6
- 238000004532 chromating Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 42
- 239000010959 steel Substances 0.000 description 42
- 238000005868 electrolysis reaction Methods 0.000 description 29
- 229920005989 resin Polymers 0.000 description 22
- 239000011347 resin Substances 0.000 description 22
- 229910045601 alloy Inorganic materials 0.000 description 17
- 239000000956 alloy Substances 0.000 description 17
- 239000011701 zinc Substances 0.000 description 11
- 229910007567 Zn-Ni Inorganic materials 0.000 description 8
- 229910007614 Zn—Ni Inorganic materials 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000003973 paint Substances 0.000 description 6
- 235000002639 sodium chloride Nutrition 0.000 description 6
- 229910052725 zinc Inorganic materials 0.000 description 6
- 229910001335 Galvanized steel Inorganic materials 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 239000008397 galvanized steel Substances 0.000 description 5
- 150000002739 metals Chemical class 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 239000004925 Acrylic resin Substances 0.000 description 4
- 229920002125 Sokalan® Polymers 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 4
- 229920006026 co-polymeric resin Polymers 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 239000004584 polyacrylic acid Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 229920002126 Acrylic acid copolymer Polymers 0.000 description 2
- 241001163841 Albugo ipomoeae-panduratae Species 0.000 description 2
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010828 elution Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 229910000914 Mn alloy Inorganic materials 0.000 description 1
- 229910017709 Ni Co Inorganic materials 0.000 description 1
- 229910003267 Ni-Co Inorganic materials 0.000 description 1
- 229910003262 Ni‐Co Inorganic materials 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- BFGKITSFLPAWGI-UHFFFAOYSA-N chromium(3+) Chemical compound [Cr+3] BFGKITSFLPAWGI-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000007592 spray painting technique Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Landscapes
- Chemical Treatment Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20300888A JPH0254797A (ja) | 1988-08-15 | 1988-08-15 | 金属の表面処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20300888A JPH0254797A (ja) | 1988-08-15 | 1988-08-15 | 金属の表面処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0254797A true JPH0254797A (ja) | 1990-02-23 |
| JPH057477B2 JPH057477B2 (zh) | 1993-01-28 |
Family
ID=16466806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20300888A Granted JPH0254797A (ja) | 1988-08-15 | 1988-08-15 | 金属の表面処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0254797A (zh) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5249741A (en) * | 1992-05-04 | 1993-10-05 | International Business Machines Corporation | Automatic fan speed control |
| US5474120A (en) * | 1991-10-15 | 1995-12-12 | Sundstrand Corporation | Two-channel cooling for providing back-up cooling capability |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS523893A (en) * | 1975-06-26 | 1977-01-12 | Henkel & Cie Gmbh | Production of acid protease |
-
1988
- 1988-08-15 JP JP20300888A patent/JPH0254797A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS523893A (en) * | 1975-06-26 | 1977-01-12 | Henkel & Cie Gmbh | Production of acid protease |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5474120A (en) * | 1991-10-15 | 1995-12-12 | Sundstrand Corporation | Two-channel cooling for providing back-up cooling capability |
| US5249741A (en) * | 1992-05-04 | 1993-10-05 | International Business Machines Corporation | Automatic fan speed control |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH057477B2 (zh) | 1993-01-28 |
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