CA2057825A1 - Procede de postrincage des couches de conversion - Google Patents

Procede de postrincage des couches de conversion

Info

Publication number: CA2057825A1
Authority: CA; Canada
Prior art keywords: metal surfaces; process according; layers; postrinsing; conversion layers
Prior art date: 1990-12-21
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.): Abandoned

Application number

CA 2057825

Other languages

English (en)

Inventor

Thomas Kolberg

Joachim Heitbaum

Horst Gehmecker

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

GEA Group AG

Original Assignee

Individual

Priority date (The priority date 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 date listed.)

1990-12-21

Filing date

1991-12-17

Publication date

1992-06-22

1991-12-17 Application filed by Individual filed Critical Individual

1992-06-22 Publication of CA2057825A1 publication Critical patent/CA2057825A1/fr

Status Abandoned legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 49
230000008569 process Effects 0.000 title claims abstract description 49
238000006243 chemical reaction Methods 0.000 title claims abstract description 40
229910052751 metal Inorganic materials 0.000 claims abstract description 42
239000002184 metal Substances 0.000 claims abstract description 42
239000007864 aqueous solution Substances 0.000 claims abstract description 19
239000002253 acid Substances 0.000 claims abstract description 15
229910000831 Steel Inorganic materials 0.000 claims abstract description 12
239000010959 steel Substances 0.000 claims abstract description 12
229910019142 PO4 Inorganic materials 0.000 claims abstract description 11
238000003618 dip coating Methods 0.000 claims abstract description 10
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 7
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 7
239000010452 phosphate Substances 0.000 claims abstract description 7
239000000853 adhesive Substances 0.000 claims abstract description 6
230000001070 adhesive effect Effects 0.000 claims abstract description 6
229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
229910001297 Zn alloy Inorganic materials 0.000 claims abstract description 5
238000010422 painting Methods 0.000 claims abstract description 5
229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 4
239000008397 galvanized steel Substances 0.000 claims abstract description 4
229910044991 metal oxide Inorganic materials 0.000 claims abstract description 4
150000004706 metal oxides Chemical class 0.000 claims abstract description 4
MEFBJEMVZONFCJ-UHFFFAOYSA-N molybdate Chemical compound [O-][Mo]([O-])(=O)=O MEFBJEMVZONFCJ-UHFFFAOYSA-N 0.000 claims abstract 3
PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 claims abstract 3
239000000243 solution Substances 0.000 claims description 35
150000003839 salts Chemical class 0.000 claims description 8
KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 7
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 7
238000002360 preparation method Methods 0.000 claims description 7
229910052726 zirconium Inorganic materials 0.000 claims description 7
KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 6
-1 tetrafluoroborate Chemical compound 0.000 claims description 6
239000008367 deionised water Substances 0.000 claims description 5
150000007513 acids Chemical class 0.000 claims description 4
229910001854 alkali hydroxide Inorganic materials 0.000 claims description 4
150000008044 alkali metal hydroxides Chemical class 0.000 claims description 4
KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical class NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims description 3
229910002651 NO3 Inorganic materials 0.000 claims description 3
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 3
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 3
150000001735 carboxylic acids Chemical class 0.000 claims description 3
150000004761 hexafluorosilicates Chemical class 0.000 claims description 3
229910052500 inorganic mineral Inorganic materials 0.000 claims description 3
239000011707 mineral Substances 0.000 claims description 3
229910017604 nitric acid Inorganic materials 0.000 claims description 3
BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims 2
239000012487 rinsing solution Substances 0.000 abstract description 2
239000003973 paint Substances 0.000 description 23
239000003795 chemical substances by application Substances 0.000 description 11
230000007797 corrosion Effects 0.000 description 11
238000005260 corrosion Methods 0.000 description 11
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
235000002639 sodium chloride Nutrition 0.000 description 7
JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical class [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 6
235000021317 phosphate Nutrition 0.000 description 6
239000011701 zinc Substances 0.000 description 6
239000011651 chromium Substances 0.000 description 5
BFGKITSFLPAWGI-UHFFFAOYSA-N chromium(3+) Chemical compound [Cr+3] BFGKITSFLPAWGI-UHFFFAOYSA-N 0.000 description 5
238000000576 coating method Methods 0.000 description 5
QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 4
150000001768 cations Chemical class 0.000 description 4
239000011248 coating agent Substances 0.000 description 4
230000007547 defect Effects 0.000 description 4
230000000694 effects Effects 0.000 description 4
239000000203 mixture Substances 0.000 description 4
229910052725 zinc Inorganic materials 0.000 description 4
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
206010039509 Scab Diseases 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
150000001875 compounds Chemical class 0.000 description 3
239000004575 stone Substances 0.000 description 3
239000000758 substrate Substances 0.000 description 3
HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
229910000838 Al alloy Inorganic materials 0.000 description 2
OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
229920001665 Poly-4-vinylphenol Polymers 0.000 description 2
WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 2
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
230000009471 action Effects 0.000 description 2
229910021529 ammonia Inorganic materials 0.000 description 2
239000002585 base Substances 0.000 description 2
ULOIIRHLZACJAN-UHFFFAOYSA-G chromium(3+) zirconium(4+) heptafluoride Chemical compound [F-].[Zr+4].[Cr+3].[F-].[F-].[F-].[F-].[F-].[F-] ULOIIRHLZACJAN-UHFFFAOYSA-G 0.000 description 2
238000007739 conversion coating Methods 0.000 description 2
238000007598 dipping method Methods 0.000 description 2
150000002222 fluorine compounds Chemical class 0.000 description 2
JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
239000011572 manganese Substances 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
229910000069 nitrogen hydride Inorganic materials 0.000 description 2
150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
239000011734 sodium Substances 0.000 description 2
239000002904 solvent Substances 0.000 description 2
239000007921 spray Substances 0.000 description 2
238000005507 spraying Methods 0.000 description 2
150000003755 zirconium compounds Chemical class 0.000 description 2
NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
229910000680 Aluminized steel Inorganic materials 0.000 description 1
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
241000282337 Nasua nasua Species 0.000 description 1
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
229910000611 Zinc aluminium Inorganic materials 0.000 description 1
IHBCFWWEZXPPLG-UHFFFAOYSA-N [Ca].[Zn] Chemical compound [Ca].[Zn] IHBCFWWEZXPPLG-UHFFFAOYSA-N 0.000 description 1
VYTBPJNGNGMRFH-UHFFFAOYSA-N acetic acid;azane Chemical compound N.N.CC(O)=O.CC(O)=O.CC(O)=O.CC(O)=O VYTBPJNGNGMRFH-UHFFFAOYSA-N 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000002411 adverse Effects 0.000 description 1
239000003513 alkali Substances 0.000 description 1
150000001447 alkali salts Chemical class 0.000 description 1
229910052784 alkaline earth metal Inorganic materials 0.000 description 1
150000001342 alkaline earth metals Chemical class 0.000 description 1
150000001413 amino acids Chemical class 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
230000008901 benefit Effects 0.000 description 1
230000003115 biocidal effect Effects 0.000 description 1
239000003139 biocide Substances 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
150000001639 boron compounds Chemical class 0.000 description 1
HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium nitrate Inorganic materials [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 description 1
229910000355 cerium(IV) sulfate Inorganic materials 0.000 description 1
ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
238000004532 chromating Methods 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
JUVGUSVNTPYZJL-UHFFFAOYSA-N chromium zirconium Chemical compound [Cr].[Zr] JUVGUSVNTPYZJL-UHFFFAOYSA-N 0.000 description 1
239000008139 complexing agent Substances 0.000 description 1
238000009833 condensation Methods 0.000 description 1
230000005494 condensation Effects 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
238000001035 drying Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
150000002118 epoxides Chemical class 0.000 description 1
239000000945 filler Substances 0.000 description 1
ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical class C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
230000006872 improvement Effects 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
239000004310 lactic acid Substances 0.000 description 1
235000014655 lactic acid Nutrition 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
229910021645 metal ion Inorganic materials 0.000 description 1
230000005012 migration Effects 0.000 description 1
238000013508 migration Methods 0.000 description 1
235000010755 mineral Nutrition 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
239000000843 powder Substances 0.000 description 1
239000012266 salt solution Substances 0.000 description 1
239000010865 sewage Substances 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
235000011121 sodium hydroxide Nutrition 0.000 description 1
159000000000 sodium salts Chemical class 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000004901 spalling Methods 0.000 description 1
230000001954 sterilising effect Effects 0.000 description 1
229920001864 tannin Polymers 0.000 description 1
239000001648 tannin Substances 0.000 description 1
235000018553 tannin Nutrition 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
230000001988 toxicity Effects 0.000 description 1
231100000419 toxicity Toxicity 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1
OMQSJNWFFJOIMO-UHFFFAOYSA-J zirconium tetrafluoride Chemical compound F[Zr](F)(F)F OMQSJNWFFJOIMO-UHFFFAOYSA-J 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
- 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
- C23C22/83—Chemical after-treatment

Landscapes

Chemical & Material Sciences (AREA)
General Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Chemical Treatment Of Metals (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

CA 2057825 1990-12-21 1991-12-17 Procede de postrincage des couches de conversion Abandoned CA2057825A1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19904041091 DE4041091A1 (de)	1990-12-21	1990-12-21	Verfahren zur nachspuelung von konversionsschichten
DEP4041091.9		1990-12-21

Publications (1)

Publication Number	Publication Date
CA2057825A1 true CA2057825A1 (fr)	1992-06-22

Family

ID=6420964

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2057825 Abandoned CA2057825A1 (fr)	1990-12-21	1991-12-17	Procede de postrincage des couches de conversion

Country Status (10)

Country	Link
EP (1)	EP0492713A1 (fr)
JP (1)	JPH04276087A (fr)
BR (1)	BR9105374A (fr)
CA (1)	CA2057825A1 (fr)
CS (1)	CS386691A3 (fr)
DE (1)	DE4041091A1 (fr)
HU (1)	HUT59728A (fr)
MX (1)	MX9102653A (fr)
PL (1)	PL292868A1 (fr)
PT (1)	PT99880A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6090224A (en) *	1995-03-29	2000-07-18	Henkel Kommanditgesellschaft Auf Aktien	Phosphating process with a copper-containing re-rinsing stage
US6537678B1 (en)	2000-09-20	2003-03-25	United Technologies Corporation	Non-carcinogenic corrosion inhibiting additive
US6613390B2 (en) *	2000-12-19	2003-09-02	United Technologies Corporation	Compound, non-chromium conversion coatings for aluminum alloys
CN107419257A (zh) *	2017-07-04	2017-12-01	安徽腾龙泵阀制造有限公司	一种镀锌钢板的表面钝化处理工艺
US10435806B2 (en)	2015-10-12	2019-10-08	Prc-Desoto International, Inc.	Methods for electrolytically depositing pretreatment compositions

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ATE165874T1 (de) *	1994-05-27	1998-05-15	Herberts & Co Gmbh	Verfahren zur beschichtung phosphatierter metallsubstrate
DE19834796A1 (de)	1998-08-01	2000-02-03	Henkel Kgaa	Verfahren zur Phosphatierung, Nachspülung und kathodischer Elektrotauchlackierung
US6168868B1 (en) *	1999-05-11	2001-01-02	Ppg Industries Ohio, Inc.	Process for applying a lead-free coating to untreated metal substrates via electrodeposition
US7235142B2 (en)	2002-01-04	2007-06-26	University Of Dayton	Non-toxic corrosion-protection rinses and seals based on cobalt
JP2008184690A (ja) *	2002-12-24	2008-08-14	Nippon Paint Co Ltd	塗装前処理方法
DE10358310A1 (de) *	2003-12-11	2005-07-21	Henkel Kgaa	Zweistufige Konversionsbehandlung
JP5215043B2 (ja) *	2008-06-02	2013-06-19	日本パーカライジング株式会社	金属の表面処理用処理液及び表面処理方法
JP5481705B2 (ja) *	2010-03-19	2014-04-23	富士化学株式会社	鉄鋼材用非クロム酸系防食剤及び当該防食剤を用いた鉄鋼材の防食処理方法
JP6025739B2 (ja) *	2011-10-25	2016-11-16	株式会社小松製作所	機械部材の製造方法
CN109943835A (zh) *	2019-04-30	2019-06-28	兴化市华成镀锌管件有限公司	一种热镀锌层稀土盐钝化液的制备方法
EP4155427B1 (fr) *	2020-05-18	2024-08-14	Nippon Steel Corporation	Matériau en acier estampé à chaud plaqué avec de l'al

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2698266A (en) *	1951-07-02	1954-12-28	American Chem Paint Co	Material for treating metal surfaces to improve corrosion resistance and paint bonding ability
US3097978A (en) *	1961-08-17	1963-07-16	Isaac L Newell	Method of coating zinc surfaces
US3819423A (en) *	1972-06-15	1974-06-25	Chemfil Miles Chem & Filter Co	Final rinse step in phosphating of metals
JPS4964530A (fr) *	1972-07-10	1974-06-22
AU572825B2 (en) *	1983-03-03	1988-05-19	Fmc Corporation (Uk) Limited	Inhibition of corrosion and scale formation of metal surfaces

1990
- 1990-12-21 DE DE19904041091 patent/DE4041091A1/de not_active Withdrawn
1991
- 1991-11-25 JP JP33569991A patent/JPH04276087A/ja active Pending
- 1991-12-12 BR BR9105374A patent/BR9105374A/pt unknown
- 1991-12-17 CA CA 2057825 patent/CA2057825A1/fr not_active Abandoned
- 1991-12-17 EP EP91203323A patent/EP0492713A1/fr not_active Withdrawn
- 1991-12-18 CS CS913866A patent/CS386691A3/cs unknown
- 1991-12-18 MX MX9102653A patent/MX9102653A/es unknown
- 1991-12-19 PL PL29286891A patent/PL292868A1/xx unknown
- 1991-12-20 HU HU409091A patent/HUT59728A/hu unknown
- 1991-12-20 PT PT9988091A patent/PT99880A/pt not_active Application Discontinuation

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6090224A (en) *	1995-03-29	2000-07-18	Henkel Kommanditgesellschaft Auf Aktien	Phosphating process with a copper-containing re-rinsing stage
US6537678B1 (en)	2000-09-20	2003-03-25	United Technologies Corporation	Non-carcinogenic corrosion inhibiting additive
US6613390B2 (en) *	2000-12-19	2003-09-02	United Technologies Corporation	Compound, non-chromium conversion coatings for aluminum alloys
US10435806B2 (en)	2015-10-12	2019-10-08	Prc-Desoto International, Inc.	Methods for electrolytically depositing pretreatment compositions
US11591707B2 (en)	2015-10-12	2023-02-28	Ppg Industries Ohio, Inc.	Methods for electrolytically depositing pretreatment compositions
US12104272B2 (en)	2015-10-12	2024-10-01	Prc-Desoto International, Inc.	Treated substrates
CN107419257A (zh) *	2017-07-04	2017-12-01	安徽腾龙泵阀制造有限公司	一种镀锌钢板的表面钝化处理工艺

Also Published As

Publication number	Publication date
MX9102653A (es)	1992-06-01
CS386691A3 (en)	1992-07-15
JPH04276087A (ja)	1992-10-01
DE4041091A1 (de)	1992-06-25
BR9105374A (pt)	1992-08-25
PL292868A1 (en)	1992-08-24
HU914090D0 (en)	1992-03-30
PT99880A (pt)	1992-12-31
HUT59728A (en)	1992-06-29
EP0492713A1 (fr)	1992-07-01

Legal Events

Date	Code	Title	Description
1994-06-19	FZDE	Dead

Publication	Publication Date	Title
CA2632720C (fr)	2015-11-17	Procede humide sur humide et solution acide exempte de chrome pour traitement protecteur contre la corrosion de surfaces en acier
KR100250366B1 (ko)	2000-04-01	금속기판상에 인산 아연피막을 형성하기 위한 산성 수성조성물 및 이의 농축제
KR910003722B1 (ko)	1991-06-08	인산염 코우팅 조성물과 아연-니켈 인산염 코우팅의 적용 방법
EP1404894B1 (fr)	2005-04-27	Revetement anti-corrosion pour aluminium et alliages d'aluminium
US7776448B2 (en)	2010-08-17	Conversion coatings including alkaline earth metal fluoride complexes
CA2245556C (fr)	2001-04-10	Compositions aqueuses d'enduction a base de zinc contenant du tungstene et comprenant des accelerateurs
US5294266A (en)	1994-03-15	Process for a passivating postrinsing of conversion layers
CA2057825A1 (fr)	1992-06-22	Procede de postrincage des couches de conversion
US3969152A (en)	1976-07-13	Rare earth metal rinse for metal coatings
US4486241A (en)	1984-12-04	Composition and process for treating steel
CA1332910C (fr)	1994-11-08	Procede de phosphatation prealable a l'application de peinture par electro-immersion
EP0038122A1 (fr)	1981-10-21	Dépôt d'un revêtement anti-corrosif sur des surfaces métalliques, en particulier sur des surfaces en zinc
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