CA1140890A - Process for sealing anodised aluminium - Google Patents
Process for sealing anodised aluminiumInfo
- Publication number
- CA1140890A CA1140890A CA000327988A CA327988A CA1140890A CA 1140890 A CA1140890 A CA 1140890A CA 000327988 A CA000327988 A CA 000327988A CA 327988 A CA327988 A CA 327988A CA 1140890 A CA1140890 A CA 1140890A
- Authority
- CA
- Canada
- Prior art keywords
- sealing
- coating
- smut
- anodic oxide
- oxide coating
- 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.)
- Expired
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000004411 aluminium Substances 0.000 title claims abstract description 21
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 21
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 21
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000000654 additive Substances 0.000 claims abstract description 33
- 239000010407 anodic oxide Substances 0.000 claims abstract description 31
- 230000000996 additive effect Effects 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 239000011248 coating agent Substances 0.000 claims description 40
- 238000000576 coating method Methods 0.000 claims description 40
- 230000015572 biosynthetic process Effects 0.000 claims description 16
- 238000005755 formation reaction Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 12
- 239000011148 porous material Substances 0.000 claims description 12
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims description 10
- 229910001593 boehmite Inorganic materials 0.000 claims description 9
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 8
- 239000012736 aqueous medium Substances 0.000 claims description 7
- 230000036571 hydration Effects 0.000 claims description 7
- 238000006703 hydration reaction Methods 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 230000002401 inhibitory effect Effects 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 238000004040 coloring Methods 0.000 claims description 5
- 239000002609 medium Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 claims description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 2
- 229910021538 borax Inorganic materials 0.000 claims 2
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims 2
- 239000004312 hexamethylene tetramine Substances 0.000 claims 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims 2
- 235000017550 sodium carbonate Nutrition 0.000 claims 2
- 235000010339 sodium tetraborate Nutrition 0.000 claims 2
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 claims 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 229910017052 cobalt Inorganic materials 0.000 claims 1
- 239000010941 cobalt Substances 0.000 claims 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 238000000151 deposition Methods 0.000 claims 1
- 239000010954 inorganic particle Substances 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 239000011135 tin Substances 0.000 claims 1
- 229910052718 tin Inorganic materials 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000007654 immersion Methods 0.000 description 20
- 239000008367 deionised water Substances 0.000 description 7
- 238000007743 anodising Methods 0.000 description 6
- 238000009835 boiling Methods 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 230000004580 weight loss Effects 0.000 description 3
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 description 2
- 239000005695 Ammonium acetate Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 229940043376 ammonium acetate Drugs 0.000 description 2
- 235000019257 ammonium acetate Nutrition 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 241000518994 Conta Species 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 229940000425 combination drug Drugs 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 230000002101 lytic effect Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
Classifications
-
- 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
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/18—After-treatment, e.g. pore-sealing
- C25D11/24—Chemical after-treatment
- C25D11/246—Chemical after-treatment for sealing layers
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Rigid Containers With Two Or More Constituent Elements (AREA)
- Printing Plates And Materials Therefor (AREA)
- Chemical Treatment Of Metals (AREA)
- Liquid Crystal (AREA)
- Sealing Material Composition (AREA)
- Electrochemical Coating By Surface Reaction (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Glass Compositions (AREA)
- Secondary Cells (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Catalysts (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB21032/78 | 1978-05-22 | ||
| GB2103278 | 1978-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1140890A true CA1140890A (en) | 1983-02-08 |
Family
ID=10156031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000327988A Expired CA1140890A (en) | 1978-05-22 | 1979-05-22 | Process for sealing anodised aluminium |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4288299A (OSRAM) |
| EP (1) | EP0005919B1 (OSRAM) |
| JP (1) | JPS54155136A (OSRAM) |
| AT (1) | ATE138T1 (OSRAM) |
| AU (1) | AU526816B2 (OSRAM) |
| CA (1) | CA1140890A (OSRAM) |
| DE (1) | DE2960565D1 (OSRAM) |
| NO (1) | NO152658C (OSRAM) |
| NZ (1) | NZ190446A (OSRAM) |
| ZA (1) | ZA792309B (OSRAM) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4636440A (en) * | 1985-10-28 | 1987-01-13 | Manville Corporation | Novel process for coating substrates with glass-like films and coated substrates |
| DE69013784T2 (de) * | 1989-02-14 | 1995-03-16 | Sumitomo Electric Industries | Isolierte drahtlitze. |
| DE3917188A1 (de) * | 1989-05-26 | 1990-11-29 | Happich Gmbh Gebr | Verfahren zur erzeugung farbiger oberflaechen auf teilen aus aluminium oder aluminium-legierungen |
| US5240590A (en) * | 1989-07-19 | 1993-08-31 | Seagate Technology, Inc. | Process for forming a bearing surface for aluminum alloy |
| US6884393B2 (en) * | 2001-07-13 | 2005-04-26 | Ethicon, Inc. | Surface treatment of aluminum alloys to improve sterilization process compatibility |
| JP5265181B2 (ja) * | 2007-12-06 | 2013-08-14 | 株式会社アルバック | 保護膜製造方法 |
| US8609254B2 (en) | 2010-05-19 | 2013-12-17 | Sanford Process Corporation | Microcrystalline anodic coatings and related methods therefor |
| US8512872B2 (en) | 2010-05-19 | 2013-08-20 | Dupalectpa-CHN, LLC | Sealed anodic coatings |
| DE102012204636A1 (de) * | 2012-03-22 | 2013-09-26 | Nanogate Ag | Behandlung einer anodisch oxidierten Oberfläche |
| US11312107B2 (en) * | 2018-09-27 | 2022-04-26 | Apple Inc. | Plugging anodic oxides for increased corrosion resistance |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2888388A (en) * | 1957-08-26 | 1959-05-26 | Sandoz Ag | Sealing of dyed anodized aluminum |
| US3382160A (en) * | 1960-03-31 | 1968-05-07 | Asada Tahei | Process for inorganically coloring aluminum |
| FR1255294A (fr) * | 1960-04-25 | 1961-03-03 | Perfectionnement apporté au traitement de surface des alliages légers à base d'aluminium | |
| NL275925A (OSRAM) * | 1961-03-15 | |||
| US3174916A (en) * | 1961-10-05 | 1965-03-23 | Samuel L Cohn | Treatment of aluminum oxide coatings |
| US3365377A (en) * | 1964-02-06 | 1968-01-23 | Olin Mathieson | Method of sealing anodized aluminum |
| CH432173A (fr) * | 1964-05-22 | 1967-03-15 | Pedat Roger | Procédé de traitement de surfaces revêtues d'une couche d'oxyde d'aluminium et surfaces obtenues par ce procédé |
| FR1494711A (fr) * | 1965-05-20 | 1967-09-15 | Aluminium Francais | Traitement de protection des objets en aluminium et en alliages d'aluminium |
| FR1605100A (OSRAM) * | 1968-12-23 | 1973-01-12 | ||
| JPS5328634B2 (OSRAM) * | 1972-06-14 | 1978-08-16 | ||
| US3849264A (en) * | 1972-09-05 | 1974-11-19 | Lockheed Aircraft Corp | Production of stain resistant, clear, sealed anodized films |
| JPS5273140A (en) * | 1975-12-15 | 1977-06-18 | Matsushita Electric Industrial Co Ltd | Production process for alumite products |
| US4045599A (en) * | 1976-01-15 | 1977-08-30 | Aluminum Company Of America | Low temperature sealing of anodized aluminum |
-
1979
- 1979-05-09 DE DE7979300798T patent/DE2960565D1/de not_active Expired
- 1979-05-09 AT AT79300798T patent/ATE138T1/de not_active IP Right Cessation
- 1979-05-09 EP EP79300798A patent/EP0005919B1/en not_active Expired
- 1979-05-11 US US06/038,125 patent/US4288299A/en not_active Expired - Lifetime
- 1979-05-14 NZ NZ190446A patent/NZ190446A/xx unknown
- 1979-05-14 ZA ZA792309A patent/ZA792309B/xx unknown
- 1979-05-21 AU AU47237/79A patent/AU526816B2/en not_active Ceased
- 1979-05-21 NO NO791676A patent/NO152658C/no unknown
- 1979-05-22 CA CA000327988A patent/CA1140890A/en not_active Expired
- 1979-05-22 JP JP6315679A patent/JPS54155136A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NO152658B (no) | 1985-07-22 |
| NO152658C (no) | 1985-10-30 |
| DE2960565D1 (en) | 1981-11-05 |
| EP0005919A1 (en) | 1979-12-12 |
| NZ190446A (en) | 1980-12-19 |
| AU526816B2 (en) | 1983-02-03 |
| ATE138T1 (de) | 1981-08-15 |
| JPS54155136A (en) | 1979-12-06 |
| AU4723779A (en) | 1979-11-29 |
| US4288299A (en) | 1981-09-08 |
| ZA792309B (en) | 1980-07-30 |
| NO791676L (no) | 1979-11-23 |
| JPS5759318B2 (OSRAM) | 1982-12-14 |
| EP0005919B1 (en) | 1981-08-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |