JP2022537665A - フラックスを有するアルミニウム表面を不動態化するための方法 - Google Patents
フラックスを有するアルミニウム表面を不動態化するための方法 Download PDFInfo
- Publication number
- JP2022537665A JP2022537665A JP2021572496A JP2021572496A JP2022537665A JP 2022537665 A JP2022537665 A JP 2022537665A JP 2021572496 A JP2021572496 A JP 2021572496A JP 2021572496 A JP2021572496 A JP 2021572496A JP 2022537665 A JP2022537665 A JP 2022537665A
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- JP
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- Prior art keywords
- aluminum surface
- acid
- aluminum
- zirconium silicate
- solution
- 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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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000004907 flux Effects 0.000 title claims abstract description 30
- 238000002161 passivation Methods 0.000 claims abstract description 16
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims description 25
- 238000005260 corrosion Methods 0.000 claims description 21
- 230000007797 corrosion Effects 0.000 claims description 21
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 15
- 235000019353 potassium silicate Nutrition 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 9
- 239000006185 dispersion Substances 0.000 claims description 9
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 claims description 8
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims description 7
- 235000002906 tartaric acid Nutrition 0.000 claims description 7
- 239000011975 tartaric acid Substances 0.000 claims description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 235000013927 calcium gluconate Nutrition 0.000 claims description 6
- 229960004494 calcium gluconate Drugs 0.000 claims description 6
- 239000004227 calcium gluconate Substances 0.000 claims description 6
- NEEHYRZPVYRGPP-UHFFFAOYSA-L calcium;2,3,4,5,6-pentahydroxyhexanoate Chemical compound [Ca+2].OCC(O)C(O)C(O)C(O)C([O-])=O.OCC(O)C(O)C(O)C(O)C([O-])=O NEEHYRZPVYRGPP-UHFFFAOYSA-L 0.000 claims description 6
- VYFYYTLLBUKUHU-UHFFFAOYSA-N dopamine Chemical compound NCCC1=CC=C(O)C(O)=C1 VYFYYTLLBUKUHU-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000003112 inhibitor Substances 0.000 claims description 5
- SKFYTVYMYJCRET-UHFFFAOYSA-J potassium;tetrafluoroalumanuide Chemical group [F-].[F-].[F-].[F-].[Al+3].[K+] SKFYTVYMYJCRET-UHFFFAOYSA-J 0.000 claims description 5
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 4
- 238000005219 brazing Methods 0.000 claims description 4
- SFLSHLFXELFNJZ-QMMMGPOBSA-N (-)-norepinephrine Chemical compound NC[C@H](O)C1=CC=C(O)C(O)=C1 SFLSHLFXELFNJZ-QMMMGPOBSA-N 0.000 claims description 3
- VIYKYVYAKVNDPS-HKGPVOKGSA-N (2s)-2-azanyl-3-[3,4-bis(oxidanyl)phenyl]propanoic acid Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C(O)=C1.OC(=O)[C@@H](N)CC1=CC=C(O)C(O)=C1 VIYKYVYAKVNDPS-HKGPVOKGSA-N 0.000 claims description 3
- FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 claims description 3
- 229930195725 Mannitol Natural products 0.000 claims description 3
- ISWQCIVKKSOKNN-UHFFFAOYSA-L Tiron Chemical group [Na+].[Na+].OC1=CC(S([O-])(=O)=O)=CC(S([O-])(=O)=O)=C1O ISWQCIVKKSOKNN-UHFFFAOYSA-L 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 claims description 3
- 229910021538 borax Inorganic materials 0.000 claims description 3
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 claims description 3
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 claims description 3
- 235000010355 mannitol Nutrition 0.000 claims description 3
- 239000000594 mannitol Substances 0.000 claims description 3
- 238000006386 neutralization reaction Methods 0.000 claims description 3
- 229960002748 norepinephrine Drugs 0.000 claims description 3
- SFLSHLFXELFNJZ-UHFFFAOYSA-N norepinephrine Natural products NCC(O)C1=CC=C(O)C(O)=C1 SFLSHLFXELFNJZ-UHFFFAOYSA-N 0.000 claims description 3
- 229920003009 polyurethane dispersion Polymers 0.000 claims description 3
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 3
- 239000004328 sodium tetraborate Substances 0.000 claims description 3
- DXIGZHYPWYIZLM-UHFFFAOYSA-J tetrafluorozirconium;dihydrofluoride Chemical compound F.F.F[Zr](F)(F)F DXIGZHYPWYIZLM-UHFFFAOYSA-J 0.000 claims description 3
- 235000019818 tetrasodium diphosphate Nutrition 0.000 claims description 3
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 claims description 3
- XJUNLJFOHNHSAR-UHFFFAOYSA-J zirconium(4+);dicarbonate Chemical compound [Zr+4].[O-]C([O-])=O.[O-]C([O-])=O XJUNLJFOHNHSAR-UHFFFAOYSA-J 0.000 claims description 3
- LGDFHDKSYGVKDC-UHFFFAOYSA-N 8-hydroxyquinoline-5-sulfonic acid Chemical compound C1=CN=C2C(O)=CC=C(S(O)(=O)=O)C2=C1 LGDFHDKSYGVKDC-UHFFFAOYSA-N 0.000 claims description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 2
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 claims description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 claims description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 2
- CVQUWLDCFXOXEN-UHFFFAOYSA-N Pyran-4-one Chemical compound O=C1C=COC=C1 CVQUWLDCFXOXEN-UHFFFAOYSA-N 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 229910000679 solder Inorganic materials 0.000 claims 1
- 239000002826 coolant Substances 0.000 description 14
- 239000000110 cooling liquid Substances 0.000 description 14
- 239000007789 gas Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 150000001991 dicarboxylic acids Chemical class 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- JHJNPOSPVGRIAN-SFHVURJKSA-N n-[3-[(1s)-1-[[6-(3,4-dimethoxyphenyl)pyrazin-2-yl]amino]ethyl]phenyl]-5-methylpyridine-3-carboxamide Chemical compound C1=C(OC)C(OC)=CC=C1C1=CN=CC(N[C@@H](C)C=2C=C(NC(=O)C=3C=C(C)C=NC=3)C=CC=2)=N1 JHJNPOSPVGRIAN-SFHVURJKSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- NQOJWZRPLXJDPX-UHFFFAOYSA-N 2-methylpyran-4-one Chemical compound CC1=CC(=O)C=CO1 NQOJWZRPLXJDPX-UHFFFAOYSA-N 0.000 description 1
- XPCTZQVDEJYUGT-UHFFFAOYSA-N 3-hydroxy-2-methyl-4-pyrone Chemical compound CC=1OC=CC(=O)C=1O XPCTZQVDEJYUGT-UHFFFAOYSA-N 0.000 description 1
- YCPXWRQRBFJBPZ-UHFFFAOYSA-N 5-sulfosalicylic acid Chemical compound OC(=O)C1=CC(S(O)(=O)=O)=CC=C1O YCPXWRQRBFJBPZ-UHFFFAOYSA-N 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical class [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 150000001860 citric acid derivatives Chemical class 0.000 description 1
- 238000004320 controlled atmosphere Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 150000004675 formic acid derivatives Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- RLQWHDODQVOVKU-UHFFFAOYSA-N tetrapotassium;silicate Chemical compound [K+].[K+].[K+].[K+].[O-][Si]([O-])([O-])[O-] RLQWHDODQVOVKU-UHFFFAOYSA-N 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical class [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
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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
- 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
- C23C22/56—Treatment of aluminium or alloys based thereon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/3601—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with inorganic compounds as principal constituents
- B23K35/3603—Halide salts
- B23K35/3605—Fluorides
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- 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
- C23C22/24—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 hexavalent chromium compounds
- C23C22/26—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 hexavalent chromium compounds containing also organic compounds
- C23C22/27—Acids
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- 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
- C23C22/24—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 hexavalent chromium compounds
- C23C22/26—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 hexavalent chromium compounds containing also organic compounds
- C23C22/28—Macromolecular compounds
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- 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
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- 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
- C23C22/68—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 solutions with pH between 6 and 8
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- 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
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- 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
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/02—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/006—Constructions of heat-exchange apparatus characterised by the selection of particular materials of glass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
- F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
- F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2245/00—Coatings; Surface treatments
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Abstract
Description
Claims (19)
- フラックスを有するアルミニウム表面を設ける工程a)と、
前記工程a)で提供されたアルミニウム表面に不動態化溶液を適用することにより、不動態化溶液と、フラックスを有するアルミニウム表面との反応によって不動態層を生成する工程b)とを含む
ことを特徴とするフラックスを有するアルミニウム表面を不動態化する方法。 - 前記不動態化溶液の適用後に、アルミニウム表面が加熱及び加圧によって、好ましくは圧力釜中で、不動態化される
ことを特徴とする、請求項1に記載の方法。 - 前記アルミニウム表面が、100℃を超える温度、好ましくは120℃を超える温度に加熱される
ことを特徴とする、請求項2に記載の方法。 - 前記アルミニウム表面が、1バールを超え、最大2バールの圧力で加圧される
ことを特徴とする、請求項2又は3に記載の方法。 - 前記工程a)で提供されるフラックスが、フッ化カリウムアルミニウムを含むか、又はフッ化カリウムアルミニウムである
ことを特徴とする、請求項1から4のいずれか1項に記載の方法。 - 前記工程b)において適用される不動態化溶液が、ケイ酸ジルコニウム溶液と水ガラス分散液とを混合することによって製造される
ことを特徴とする、請求項1から5のいずれか1項に記載の方法。 - 前記ケイ酸ジルコニウム溶液が0.1~5g/Lのケイ酸ジルコニウムを含有する
ことを特徴とする、請求項6に記載の方法。 - 前記ケイ酸ジルコニウム溶液は、pH値2~6の硫酸溶液に炭酸ジルコニウムを溶解し、続いてアンモニアで中和することによって製造される
ことを特徴とする、請求項6又は7に記載の方法。 - 前記ケイ酸ジルコニウム溶液が0.1~2%の濃度のセバシン酸を含有し、及び/又は、
前記ケイ酸ジルコニウム溶液が0.05~0.5%の濃度のトリエタノールアミンを含有する
ことを特徴とする、請求項6から8のいずれか1項に記載の方法。 - 前記ケイ酸ジルコニウム溶液は、0.005~10重量%、好ましくは0.01~2.0重量%のシェアを有する、少なくとも1つの腐食防止剤を含み、
前記少なくとも1つの腐食防止剤は、カテコール-3,5-ジスルホン酸二ナトリウム塩、ジエチレンペンタ酢酸、8-ヒドロキシ-(7)-ヨードキノリン-スルホン酸-(5)、8-ヒドロキシ-キノリン-5-スルホン酸、マンニトール、アセト-O-ヒドロキサム酸、ノルエピネフリン、2-(3,4-ジヒドロキシフェニル)-エチルアミン、L-3,4-ジヒドロキシフェニルアラニン(L-DOPA)、3-ヒドロキシ-2-メチル-ピラン-4-オン、クエン酸塩、特にステアリン酸塩、ギ酸塩、グリコネート、四ホウ酸ナトリウム、ピロリン酸、及びグルコン酸カルシウムの少なくとも1つを含む
ことを特徴とする、請求項6から9のいずれか1項に記載の方法。 - 前記水ガラス分散液が5~25%の濃度の水ガラスを含有する
ことを特徴とする、請求項6から10のいずれか1項に記載の方法。 - 水ガラス分散液が0.5~2%の濃度のグルコン酸カルシウムを含有する
ことを特徴とする、請求項6から11のいずれか1項に記載の方法。 - 前記工程b)において適用される不動態化溶液が、ヘキサフルオロジルコン酸を含有する
ことを特徴とする、請求項1から12のいずれか1項に記載の方法。 - 前記工程b)において適用される不動態化溶液が、ポリウレタン分散液及びバナジン酸アンモニウムの少なくとも1つを含有する
ことを特徴とする、請求項1から13のいずれか1項に記載の方法。 - 前記工程a)で提供されるアルミニウム表面が、アルミニウム製のいくつかの構成要素(2,2a,3a,4,5)を含む熱交換器(1)の一部であり、これらの構成要素は、少なくとも1つのハンダ付け継手によって、好ましくは少なくとも1つのろう付け継手によって互いに接続される
ことを特徴とする、請求項1から14のいずれか1項に記載の方法。 - 前記ケイ酸ジルコニウム溶液が、酒石酸を含有する
ことを特徴とする、請求項6から13のいずれか1項に記載の方法。 - 前記不動態化溶液が、タール酸、特に不動態化溶液1リットル当たり5~30グラムのタール酸を含む
ことを特徴とする、請求項1から16のいずれか1項に記載の方法。 - 少なくとも1つのハンダ接合によって、好ましくは、少なくとも1つのろう付け接合によって互いに接続された、アルミニウム製のいくつかの構成要素(2,2a,3a,4,5)を備え、
少なくとも1つの構成要素(2,2a,3a,4,5)のアルミニウム表面が、請求項1から17のいずれか1つによる方法によって不動態化される、熱交換器(1)。 - 請求項18に記載の熱交換器(1)を含む、自動車。
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10298776A (ja) * | 1997-04-25 | 1998-11-10 | Kobe Steel Ltd | 熱交換器用フィン材及びその製造方法 |
JPH11131254A (ja) * | 1997-10-24 | 1999-05-18 | Nippon Parkerizing Co Ltd | アルミニウム含有金属材料の表面処理方法 |
JP2004510882A (ja) * | 2000-10-02 | 2004-04-08 | ヘンケル・コマンディットゲゼルシャフト・アウフ・アクチエン | 耐食性を付与する方法 |
JP2011153739A (ja) * | 2010-01-26 | 2011-08-11 | Nippon Paint Co Ltd | 熱交換器の防錆処理方法 |
JP2016099101A (ja) * | 2014-11-26 | 2016-05-30 | 三菱アルミニウム株式会社 | 熱交換器、及び熱交換器の製造方法 |
JP2018185133A (ja) * | 2017-04-25 | 2018-11-22 | マーレ インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツングMAHLE International GmbH | 熱交換器の製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005078372A1 (en) * | 2004-02-12 | 2005-08-25 | Showa Denko K.K. | Heat exchanger and method for manufacturing the same |
JP4688602B2 (ja) * | 2004-08-06 | 2011-05-25 | 日本ペイント株式会社 | フラックスろう付けされたアルミ熱交換器の表面処理方法 |
DE602005001592T2 (de) * | 2004-08-06 | 2008-04-17 | Nippon Paint Co., Ltd. | Oberflächenbehandlungsverfahren für mit Flussmittel hartgelöteten Aluminium- Wärmetauscher |
EP2176446A1 (en) * | 2007-08-02 | 2010-04-21 | Chevron U.S.A., Inc. | Methods and compositions for passivating heat exchanger systems |
CA2767805A1 (en) * | 2009-07-06 | 2011-01-13 | Prestone Products Corporation | Methods and composition for cleaning a heat transfer system having an aluminum component |
JP5794512B2 (ja) * | 2009-11-30 | 2015-10-14 | 日本ペイント・サーフケミカルズ株式会社 | アルミニウム材製熱交換器の耐食処理方法 |
JP2011153745A (ja) * | 2010-01-26 | 2011-08-11 | Nippon Paint Co Ltd | 熱交換器の表面処理方法、表面処理剤、及びアルミニウム製熱交換器 |
KR20140017608A (ko) * | 2011-03-18 | 2014-02-11 | 교리쯔 가가꾸 산교 가부시키가이샤 | 수성의 리튬 이온 2차 전지용 금속 표면 처리제 |
CN105143512B (zh) * | 2013-04-03 | 2018-01-12 | 日涂表面处理化工有限公司 | 铝制热交换器的表面处理方法 |
-
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10298776A (ja) * | 1997-04-25 | 1998-11-10 | Kobe Steel Ltd | 熱交換器用フィン材及びその製造方法 |
JPH11131254A (ja) * | 1997-10-24 | 1999-05-18 | Nippon Parkerizing Co Ltd | アルミニウム含有金属材料の表面処理方法 |
JP2004510882A (ja) * | 2000-10-02 | 2004-04-08 | ヘンケル・コマンディットゲゼルシャフト・アウフ・アクチエン | 耐食性を付与する方法 |
JP2011153739A (ja) * | 2010-01-26 | 2011-08-11 | Nippon Paint Co Ltd | 熱交換器の防錆処理方法 |
JP2016099101A (ja) * | 2014-11-26 | 2016-05-30 | 三菱アルミニウム株式会社 | 熱交換器、及び熱交換器の製造方法 |
JP2018185133A (ja) * | 2017-04-25 | 2018-11-22 | マーレ インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツングMAHLE International GmbH | 熱交換器の製造方法 |
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