JP2730891B2 - アルミニウムの脱脂洗浄方法 - Google Patents
アルミニウムの脱脂洗浄方法Info
- Publication number
- JP2730891B2 JP2730891B2 JP62032622A JP3262287A JP2730891B2 JP 2730891 B2 JP2730891 B2 JP 2730891B2 JP 62032622 A JP62032622 A JP 62032622A JP 3262287 A JP3262287 A JP 3262287A JP 2730891 B2 JP2730891 B2 JP 2730891B2
- Authority
- JP
- Japan
- Prior art keywords
- cleaning
- solution
- degreasing
- aluminum
- cleaning 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.)
- Expired - Lifetime
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 79
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 47
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 238000005238 degreasing Methods 0.000 title claims description 57
- 238000000034 method Methods 0.000 title claims description 24
- 239000000243 solution Substances 0.000 claims description 57
- 238000005406 washing Methods 0.000 claims description 24
- 239000004094 surface-active agent Substances 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000007864 aqueous solution Substances 0.000 claims description 11
- 239000000356 contaminant Substances 0.000 claims description 8
- 238000011282 treatment Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 7
- 230000001965 increasing effect Effects 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000010419 fine particle Substances 0.000 claims description 4
- 239000010815 organic waste Substances 0.000 claims 1
- 230000002378 acidificating effect Effects 0.000 abstract description 3
- 239000004411 aluminium Substances 0.000 abstract 1
- 239000002736 nonionic surfactant Substances 0.000 description 14
- 239000000314 lubricant Substances 0.000 description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 239000012670 alkaline solution Substances 0.000 description 5
- -1 alkyl poly (ethylphenoxy) ethanol Chemical compound 0.000 description 5
- 239000008139 complexing agent Substances 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 5
- 241001163841 Albugo ipomoeae-panduratae Species 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- AEQDJSLRWYMAQI-UHFFFAOYSA-N 2,3,9,10-tetramethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline Chemical compound C1CN2CC(C(=C(OC)C=C3)OC)=C3CC2C2=C1C=C(OC)C(OC)=C2 AEQDJSLRWYMAQI-UHFFFAOYSA-N 0.000 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 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 239000003945 anionic surfactant Substances 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000004922 lacquer Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000020477 pH reduction Effects 0.000 description 2
- 239000012487 rinsing solution Substances 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 235000017550 sodium carbonate Nutrition 0.000 description 2
- 239000001509 sodium citrate Substances 0.000 description 2
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 2
- 239000000176 sodium gluconate Substances 0.000 description 2
- 235000012207 sodium gluconate Nutrition 0.000 description 2
- 229940005574 sodium gluconate Drugs 0.000 description 2
- DGSDBJMBHCQYGN-UHFFFAOYSA-M sodium;2-ethylhexyl sulfate Chemical group [Na+].CCCCC(CC)COS([O-])(=O)=O DGSDBJMBHCQYGN-UHFFFAOYSA-M 0.000 description 2
- KWMLJOLKUYYJFJ-GASJEMHNSA-N (2xi)-D-gluco-heptonic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)C(O)=O KWMLJOLKUYYJFJ-GASJEMHNSA-N 0.000 description 1
- TUSDEZXZIZRFGC-UHFFFAOYSA-N 1-O-galloyl-3,6-(R)-HHDP-beta-D-glucose Natural products OC1C(O2)COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC1C(O)C2OC(=O)C1=CC(O)=C(O)C(O)=C1 TUSDEZXZIZRFGC-UHFFFAOYSA-N 0.000 description 1
- BTXXTMOWISPQSJ-UHFFFAOYSA-N 4,4,4-trifluorobutan-2-one Chemical class CC(=O)CC(F)(F)F BTXXTMOWISPQSJ-UHFFFAOYSA-N 0.000 description 1
- JYCQQPHGFMYQCF-UHFFFAOYSA-N 4-tert-Octylphenol monoethoxylate Chemical compound CC(C)(C)CC(C)(C)C1=CC=C(OCCO)C=C1 JYCQQPHGFMYQCF-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical group C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 239000001263 FEMA 3042 Substances 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- LRBQNJMCXXYXIU-PPKXGCFTSA-N Penta-digallate-beta-D-glucose Natural products OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-PPKXGCFTSA-N 0.000 description 1
- RVGRUAULSDPKGF-UHFFFAOYSA-N Poloxamer Chemical compound C1CO1.CC1CO1 RVGRUAULSDPKGF-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical group CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 229920013802 TRITON CF-10 Polymers 0.000 description 1
- 229920013808 TRITON DF-16 Polymers 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 229920004892 Triton X-102 Polymers 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000002535 acidifier Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007739 conversion coating Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 150000002170 ethers Polymers 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000000174 gluconic acid Substances 0.000 description 1
- 235000012208 gluconic acid Nutrition 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011347 resin Chemical class 0.000 description 1
- 229920005989 resin Chemical class 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- LRBQNJMCXXYXIU-NRMVVENXSA-N tannic acid Chemical compound OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-NRMVVENXSA-N 0.000 description 1
- 235000015523 tannic acid Nutrition 0.000 description 1
- 229940033123 tannic acid Drugs 0.000 description 1
- 229920002258 tannic acid Polymers 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/22—Light metals
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/12—Light metals
- C23G1/125—Light metals aluminium
Landscapes
- Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Detergent Compositions (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Processing Of Solid Wastes (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83061086A | 1986-02-18 | 1986-02-18 | |
| US830610 | 1986-02-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62247090A JPS62247090A (ja) | 1987-10-28 |
| JP2730891B2 true JP2730891B2 (ja) | 1998-03-25 |
Family
ID=25257311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62032622A Expired - Lifetime JP2730891B2 (ja) | 1986-02-18 | 1987-02-17 | アルミニウムの脱脂洗浄方法 |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0234425B1 (de) |
| JP (1) | JP2730891B2 (de) |
| AT (1) | ATE78066T1 (de) |
| AU (1) | AU591231B2 (de) |
| CA (1) | CA1286210C (de) |
| DE (2) | DE3780186D1 (de) |
| GB (1) | GB2187206B (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1273861A (en) * | 1986-01-21 | 1990-09-11 | Thomas H. Fick | Process for cleaning aluminum |
| US5286300A (en) * | 1991-02-13 | 1994-02-15 | Man-Gill Chemical Company | Rinse aid and lubricant |
| US5279677A (en) * | 1991-06-17 | 1994-01-18 | Coral International, Inc. | Rinse aid for metal surfaces |
| FR2683165A1 (fr) * | 1991-10-31 | 1993-05-07 | Commissariat Energie Atomique | Procede de nettoyage des evaporateurs d'effluents organiques. |
| US5746837A (en) * | 1992-05-27 | 1998-05-05 | Ppg Industries, Inc. | Process for treating an aluminum can using a mobility enhancer |
| JP2001262383A (ja) * | 2000-01-12 | 2001-09-26 | Nippon Paint Co Ltd | アルミニウム缶ボディーの酸洗浄方法 |
| JP5051679B2 (ja) | 2003-08-29 | 2012-10-17 | 日本パーカライジング株式会社 | アルミニウムまたはアルミニウム合金製ｄｉ缶のアルカリ洗浄方法 |
| DE102005050556B8 (de) * | 2005-10-17 | 2007-07-26 | Mack Gmbh | Verfahren zur Reinigung von metallhaltigen Oberflächen und Verwendung einer Reinigungslösung |
| EP2105494B1 (de) * | 2008-03-25 | 2019-05-08 | Diversey, Inc. | Verfahren zum Schmieren eines Förderbands |
| EP2660043B1 (de) * | 2012-05-04 | 2021-03-03 | Hydro Aluminium Rolled Products GmbH | Verwendung eines Aluminiumverbundwerkstoffes für das flussmittelfreie Löten |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1293723B (de) * | 1966-03-07 | 1969-04-30 | Wolkenhauer Carl | Absetzbehaelter fuer fluessige Medien, insbesondere fuer Wasser, Waschlaugen oder Schmieroel |
| US3795548A (en) * | 1972-01-10 | 1974-03-05 | Oxy Metal Finishing Corp | Procedure for surface treatment of iron and steel |
| US3952698A (en) * | 1973-09-27 | 1976-04-27 | Kaiser Aluminum & Chemical Corporation | Can treating system |
| JPS50155434A (de) * | 1974-06-07 | 1975-12-15 | ||
| DE2527853B2 (de) * | 1975-06-23 | 1981-04-09 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur Verbesserung des Wasserhaushalts bei der Phosphatierung von Metallen |
| JPS5328245A (en) * | 1976-08-27 | 1978-03-16 | Shin Kobe Electric Machinery | Method of charging storage battery |
| GB2058846A (en) * | 1979-04-07 | 1981-04-15 | Pyrene Chemical Services Ltd | Apparatus and process for phosphating metal surfaces |
| ATE5003T1 (de) * | 1979-04-07 | 1983-10-15 | Metallgesellschaft Ag | Spuelverfahren bei der aufbringung von phosphatueberzuegen auf metallen. |
| JPS5633470A (en) * | 1979-08-22 | 1981-04-03 | Tokyo Yogyo Co Ltd | Manufacture of gas blowing pipe |
| AT377539B (de) * | 1981-06-24 | 1985-03-25 | Badische Corp | Monofiler, aus zwei komponenten bestehender, elektrisch leitender textilfaden |
| GB2102833B (en) * | 1981-07-31 | 1984-08-01 | Philips Electronic Associated | Lead-indium-silver alloy for use in semiconductor devices |
| US4540444A (en) * | 1982-08-12 | 1985-09-10 | Amchem Products, Inc. | Aluminum cleaner and system |
| US4477290A (en) * | 1983-01-10 | 1984-10-16 | Pennwalt Corporation | Cleaning and etching process for aluminum containers |
| GB2149427B (en) * | 1983-11-09 | 1987-12-02 | Nippon Paint Co Ltd | Surface treatment of aluminium materials |
| DE3564293D1 (en) * | 1984-04-02 | 1988-09-15 | Parker Chemical Co | Process and an aqueous acid cleaning solution for the cleaning of aluminium surfaces |
| US4599116A (en) * | 1984-11-08 | 1986-07-08 | Parker Chemical Company | Alkaline cleaning process |
| CA1273861A (en) * | 1986-01-21 | 1990-09-11 | Thomas H. Fick | Process for cleaning aluminum |
-
1987
- 1987-02-11 AU AU68678/87A patent/AU591231B2/en not_active Ceased
- 1987-02-12 CA CA000529575A patent/CA1286210C/en not_active Expired - Fee Related
- 1987-02-12 EP EP87101975A patent/EP0234425B1/de not_active Expired - Lifetime
- 1987-02-12 AT AT87101975T patent/ATE78066T1/de not_active IP Right Cessation
- 1987-02-12 DE DE87101975T patent/DE3780186D1/de not_active Expired - Fee Related
- 1987-02-12 DE DE19873704376 patent/DE3704376A1/de not_active Withdrawn
- 1987-02-17 JP JP62032622A patent/JP2730891B2/ja not_active Expired - Lifetime
- 1987-02-18 GB GB8703714A patent/GB2187206B/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB2187206A (en) | 1987-09-03 |
| AU591231B2 (en) | 1989-11-30 |
| DE3704376A1 (de) | 1987-08-20 |
| ATE78066T1 (de) | 1992-07-15 |
| DE3780186D1 (de) | 1992-08-13 |
| EP0234425A2 (de) | 1987-09-02 |
| GB8703714D0 (en) | 1987-03-25 |
| EP0234425A3 (en) | 1989-02-15 |
| AU6867887A (en) | 1987-08-20 |
| JPS62247090A (ja) | 1987-10-28 |
| GB2187206B (en) | 1990-10-03 |
| EP0234425B1 (de) | 1992-07-08 |
| CA1286210C (en) | 1991-07-16 |
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