BE509571A - - Google Patents
Info
- Publication number
- BE509571A BE509571A BE509571DA BE509571A BE 509571 A BE509571 A BE 509571A BE 509571D A BE509571D A BE 509571DA BE 509571 A BE509571 A BE 509571A
- Authority
- BE
- Belgium
- Prior art keywords
- solution
- weight
- aluminum
- ions
- acid
- Prior art date
Links
- 239000000243 solution Substances 0.000 claims description 95
- 229910052751 metal Inorganic materials 0.000 claims description 57
- 239000002184 metal Substances 0.000 claims description 57
- 239000000203 mixture Substances 0.000 claims description 54
- 239000011651 chromium Substances 0.000 claims description 51
- 229910052782 aluminium Inorganic materials 0.000 claims description 49
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 46
- VYZAMTAEIAYCRO-UHFFFAOYSA-N chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 44
- 229910052804 chromium Inorganic materials 0.000 claims description 43
- KRHYYFGTRYWZRS-UHFFFAOYSA-N HF Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 40
- -1 chromate hydrogen ions Chemical class 0.000 claims description 38
- 238000005282 brightening Methods 0.000 claims description 36
- 239000000126 substance Substances 0.000 claims description 35
- 229910000838 Al alloy Inorganic materials 0.000 claims description 33
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 claims description 30
- 229910052739 hydrogen Inorganic materials 0.000 claims description 25
- 239000001257 hydrogen Substances 0.000 claims description 25
- 239000011780 sodium chloride Substances 0.000 claims description 22
- 239000010949 copper Substances 0.000 claims description 21
- 239000011737 fluorine Substances 0.000 claims description 21
- 229910052731 fluorine Inorganic materials 0.000 claims description 21
- 150000003839 salts Chemical class 0.000 claims description 21
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 20
- GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 20
- 150000002500 ions Chemical class 0.000 claims description 19
- WGLPBDUCMAPZCE-UHFFFAOYSA-N trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 19
- KRVSOGSZCMJSLX-UHFFFAOYSA-L Chromic acid Chemical compound O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 claims description 17
- 239000010452 phosphate Substances 0.000 claims description 17
- 239000002253 acid Substances 0.000 claims description 16
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 16
- 239000007864 aqueous solution Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-K [O-]P([O-])([O-])=O Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 14
- 230000000875 corresponding Effects 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 12
- YCKRFDGAMUMZLT-UHFFFAOYSA-N fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 12
- 238000005755 formation reaction Methods 0.000 claims description 12
- 235000011187 glycerol Nutrition 0.000 claims description 12
- 238000007654 immersion Methods 0.000 claims description 12
- 229910001430 chromium ion Inorganic materials 0.000 claims description 11
- 230000002378 acidificating Effects 0.000 claims description 10
- 150000001768 cations Chemical class 0.000 claims description 10
- 239000000470 constituent Substances 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 10
- 150000002894 organic compounds Chemical class 0.000 claims description 9
- 230000001603 reducing Effects 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 8
- 238000009835 boiling Methods 0.000 claims description 8
- PHFQLYPOURZARY-UHFFFAOYSA-N chromium trinitrate Chemical compound [Cr+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O PHFQLYPOURZARY-UHFFFAOYSA-N 0.000 claims description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-M fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 8
- 235000011007 phosphoric acid Nutrition 0.000 claims description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 6
- NHNBFGGVMKEFGY-UHFFFAOYSA-N nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 6
- 150000001720 carbohydrates Chemical class 0.000 claims description 5
- 238000011065 in-situ storage Methods 0.000 claims description 5
- 229910000424 chromium(II) oxide Inorganic materials 0.000 claims description 4
- 150000002431 hydrogen Chemical class 0.000 claims description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 3
- 239000000908 ammonium hydroxide Substances 0.000 claims description 3
- KVBCYCWRDBDGBG-UHFFFAOYSA-N azane;dihydrofluoride Chemical compound [NH4+].F.[F-] KVBCYCWRDBDGBG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 101710034595 EN03 Proteins 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 239000003112 inhibitor Substances 0.000 claims description 2
- 230000002401 inhibitory effect Effects 0.000 claims description 2
- 239000011260 aqueous acid Substances 0.000 claims 4
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 claims 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 2
- LVXIMLLVSSOUNN-UHFFFAOYSA-N fluorine;nitric acid Chemical compound [F].O[N+]([O-])=O LVXIMLLVSSOUNN-UHFFFAOYSA-N 0.000 claims 2
- 101710014781 OGDH Proteins 0.000 claims 1
- ZIVHIQVNDCQUIO-UHFFFAOYSA-N [Ca+2].[N+](=O)([O-])[O-].[Cu+2].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-] Chemical compound [Ca+2].[N+](=O)([O-])[O-].[Cu+2].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-] ZIVHIQVNDCQUIO-UHFFFAOYSA-N 0.000 claims 1
- 239000003929 acidic solution Substances 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- DNIAPMSPPWPWGF-UHFFFAOYSA-N propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims 1
- 229920001098 polystyrene-block-poly(ethylene/propylene) Polymers 0.000 description 58
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 16
- 229910052802 copper Inorganic materials 0.000 description 16
- 235000021317 phosphate Nutrition 0.000 description 14
- 235000002639 sodium chloride Nutrition 0.000 description 13
- 238000007598 dipping method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 11
- 239000003638 reducing agent Substances 0.000 description 11
- 150000001875 compounds Chemical class 0.000 description 9
- 238000005498 polishing Methods 0.000 description 9
- 230000000295 complement Effects 0.000 description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 150000002739 metals Chemical class 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 150000001298 alcohols Chemical class 0.000 description 5
- 238000002310 reflectometry Methods 0.000 description 5
- 206010000496 Acne Diseases 0.000 description 4
- 238000007792 addition Methods 0.000 description 4
- 150000001450 anions Chemical class 0.000 description 4
- 235000014633 carbohydrates Nutrition 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 229910017974 NH40H Inorganic materials 0.000 description 3
- 150000001844 chromium Chemical class 0.000 description 3
- 231100000078 corrosive Toxicity 0.000 description 3
- 231100001010 corrosive Toxicity 0.000 description 3
- 239000003599 detergent Substances 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- LDDQLRUQCUTJBB-UHFFFAOYSA-N Ammonium fluoride Chemical compound [NH4+].[F-] LDDQLRUQCUTJBB-UHFFFAOYSA-N 0.000 description 2
- 239000004254 Ammonium phosphate Substances 0.000 description 2
- MTHSVFCYNBDYFN-UHFFFAOYSA-N Diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 2
- BJHIKXHVCXFQLS-UYFOZJQFSA-N Fructose Natural products OC[C@@H](O)[C@@H](O)[C@H](O)C(=O)CO BJHIKXHVCXFQLS-UYFOZJQFSA-N 0.000 description 2
- GUBGYTABKSRVRQ-YOLKTULGSA-N Maltose Natural products O([C@@H]1[C@H](O)[C@@H](O)[C@H](O)O[C@H]1CO)[C@@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 GUBGYTABKSRVRQ-YOLKTULGSA-N 0.000 description 2
- 229910017665 NH4HF2 Inorganic materials 0.000 description 2
- 241000920340 Pion Species 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 150000001299 aldehydes Chemical group 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 150000003868 ammonium compounds Chemical class 0.000 description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 2
- 235000019289 ammonium phosphates Nutrition 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 2
- 150000002016 disaccharides Chemical class 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 239000002932 luster Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000002772 monosaccharides Chemical class 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 235000000346 sugar Nutrition 0.000 description 2
- 150000008163 sugars Chemical class 0.000 description 2
- FTBATIJJKIIOTP-UHFFFAOYSA-K trifluorochromium Chemical compound F[Cr](F)F FTBATIJJKIIOTP-UHFFFAOYSA-K 0.000 description 2
- LJRMFMQHZAVYNS-UHFFFAOYSA-N Bifluoride Chemical compound F[H][F-] LJRMFMQHZAVYNS-UHFFFAOYSA-N 0.000 description 1
- XTVVROIMIGLXTD-UHFFFAOYSA-N Copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N D-Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 229920001353 Dextrin Polymers 0.000 description 1
- 239000004375 Dextrin Substances 0.000 description 1
- 101710035000 EBF3 Proteins 0.000 description 1
- 101700073665 ENO3 Proteins 0.000 description 1
- 239000005715 Fructose Substances 0.000 description 1
- 241001415961 Gaviidae Species 0.000 description 1
- 206010056740 Genital discharge Diseases 0.000 description 1
- FBPFZTCFMRRESA-KVTDHHQDSA-N Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 description 1
- 241001676573 Minium Species 0.000 description 1
- 210000001331 Nose Anatomy 0.000 description 1
- AHAQCSJJKQQPOC-UHFFFAOYSA-N [N+](=O)(O)[O-].F.[N+](=O)(O)[O-] Chemical compound [N+](=O)(O)[O-].F.[N+](=O)(O)[O-] AHAQCSJJKQQPOC-UHFFFAOYSA-N 0.000 description 1
- 238000005296 abrasive Methods 0.000 description 1
- 230000001464 adherent Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical class [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- XAQCJVGGJJFLPP-UHFFFAOYSA-L azane;hydroxy-(hydroxy(dioxo)chromio)oxy-dioxochromium Chemical compound N.N.O[Cr](=O)(=O)O[Cr](O)(=O)=O XAQCJVGGJJFLPP-UHFFFAOYSA-L 0.000 description 1
- 238000009937 brining Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052803 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 230000001010 compromised Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing Effects 0.000 description 1
- 235000019425 dextrin Nutrition 0.000 description 1
- MFFLHUNPSHBKRG-UHFFFAOYSA-P diazanium;dioxido(dioxo)chromium Chemical compound [NH4+].[NH4+].[O-][Cr]([O-])(=O)=O MFFLHUNPSHBKRG-UHFFFAOYSA-P 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Substances OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000002349 favourable Effects 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 150000002314 glycerols Chemical class 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002402 hexoses Chemical class 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxyl anion Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 235000010355 mannitol Nutrition 0.000 description 1
- 230000000051 modifying Effects 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 230000001590 oxidative Effects 0.000 description 1
- 230000000737 periodic Effects 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 230000002829 reduced Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N β-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F3/00—Brightening metals by chemical means
- C23F3/02—Light metals
- C23F3/03—Light metals with acidic solutions
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE509571A true BE509571A (de) |
Family
ID=148957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE509571D BE509571A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE509571A (de) |
-
0
- BE BE509571D patent/BE509571A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2465008A1 (fr) | Bain acide aqueux de passivation d'un substrat a surface metallique, procede de passivation utilisant ce bain et article passive obtenu | |
| EP0575244B1 (de) | Verfahren zur Behandlung eines Substrats auf Aluminiumbasis für die Eloxierung, das in diesem Verfahren verwendete Bad sowie ein Konzentrat zur Herstellung des Bades | |
| KR102107325B1 (ko) | 마그네슘 합금용 복합 화성 처리 필름을 위한 필름 형성 처리제 및 필름 형성 방법. | |
| JPH0225430B2 (de) | ||
| EP3810833B1 (de) | Verfahren zur oberflächenbehandlung eines teils aus aluminium oder einer aluminiumlegierung oder aus magnesium oder einer magnesiumlegierung | |
| CA2446995C (fr) | Composition et procede pour le traitement d'alliages de magnesium | |
| EP3757251B1 (de) | Zusammensetzung für die oberflächenbehandlung eines metallsubstrats, und oberflächenbehandlungsverfahren, bei dem eine solche zusammensetzung zum einsatz kommt | |
| US2620265A (en) | Composition for treating aluminum and aluminum alloys | |
| FR2653138A1 (fr) | Procede de preparation de memoires a disques en aluminium ayant une finition metallisee lisse. | |
| WO2003069026A1 (fr) | Compositions pour le traitement d'alliages de magnesium. | |
| BE509571A (de) | ||
| US2593448A (en) | Method and composition for treating aluminum and aluminum alloys | |
| FR2531457A1 (fr) | Solution et procede pour la conversion chimique de substrats metalliques | |
| EP0298827B1 (de) | Lösung und Verfahren zur gemischten Phosphatisierung | |
| FR2552781A1 (fr) | Composition contenant du thallium pour detacher les depots d'or, de palladium et d'alliages palladium/nickel et procede l'utilisant | |
| US2206028A (en) | Anodic treatment of magnesium | |
| FR2590275A1 (fr) | Procede de preparation de la surface d'une piece en alliage d'uranium et de titane, notamment en vue d'un nickelage chimique | |
| JP2003171774A (ja) | アルミニウム基材及びその表面処理方法 | |
| US3060071A (en) | Process of treating zinc castings | |
| BE740608A (en) | Metal cleaning and protection process | |
| BE476637A (de) | ||
| JP3224639B2 (ja) | アルミホイールの無色クロメート皮膜形成方法 | |
| BE521735A (de) | ||
| CH272273A (fr) | Procédé pour polir et rendre brillante par voie purement chimique la surface d'objets en aluminium ou alliages d'aluminium. | |
| FR2463820A1 (fr) | Bain et procede pour le polissage chimique de metaux |