BR7605426A - Processo para producao de revestimentos de fosfato sobre superficies metalicas - Google Patents

Processo para producao de revestimentos de fosfato sobre superficies metalicas

Info

Publication number: BR7605426A
Authority: BR; Brazil
Prior art keywords: production; metallic surfaces; phosphate coatings; coatings; phosphate
Prior art date: 1975-09-12

Application number

BR7605426A

Other languages

English (en)

Inventor

W Ernst

H Oei

G Siemund

Original Assignee

Metallgesellschaft Ag

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.)

1975-09-12

Filing date

1976-08-18

Publication date

1977-08-16

1976-08-18 Application filed by Metallgesellschaft Ag filed Critical Metallgesellschaft Ag

1977-08-16 Publication of BR7605426A publication Critical patent/BR7605426A/pt

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
- C23C22/05—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
- C23C22/07—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 phosphates
- C23C22/08—Orthophosphates
- C23C22/12—Orthophosphates containing zinc cations
- C23C22/13—Orthophosphates containing zinc cations containing also nitrate or nitrite anions
- 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
- C23C22/07—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 phosphates
- C23C22/08—Orthophosphates
- C23C22/22—Orthophosphates containing alkaline earth metal cations

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)

BR7605426A 1975-09-12 1976-08-18 Processo para producao de revestimentos de fosfato sobre superficies metalicas BR7605426A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19752540684 DE2540684A1 (de)	1975-09-12	1975-09-12	Verfahren zur herstellung von phosphatueberzuegen auf metalloberflaechen

Publications (1)

Publication Number	Publication Date
BR7605426A true BR7605426A (pt)	1977-08-16

Family

ID=5956298

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR7605426A BR7605426A (pt)	1975-09-12	1976-08-18	Processo para producao de revestimentos de fosfato sobre superficies metalicas

Country Status (8)

Country	Link
AT (1)	AT345627B (pt)
BE (1)	BE846009A (pt)
BR (1)	BR7605426A (pt)
DE (1)	DE2540684A1 (pt)
FR (1)	FR2323776A1 (pt)
IT (1)	IT1068150B (pt)
NL (1)	NL7609015A (pt)
SE (1)	SE7610069L (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2080835B (en) *	1980-07-25	1984-08-30	Pyrene Chemical Services Ltd	Prevention of sludge in phosphating baths
DE3407513A1 (de) *	1984-03-01	1985-09-05	Gerhard Collardin GmbH, 5000 Köln	Verfahren zur zink-calcium-phosphatierung von metalloberflaechen bei niedriger behandlungstemperatur
ES2058464T3 (es) *	1988-02-03	1994-11-01	Metallgesellschaft Ag	Procedimiento para la generacion de recubrimiento de fosfato sobre metales.
JPH02101174A (ja) *	1988-10-06	1990-04-12	Nippon Paint Co Ltd	冷間加工用リン酸亜鉛処理方法
US11566330B2 (en) *	2019-04-16	2023-01-31	Ppg Industries Ohio, Inc.	Systems and methods for maintaining pretreatment baths

1975
- 1975-09-12 DE DE19752540684 patent/DE2540684A1/de not_active Withdrawn
1976
- 1976-06-23 AT AT459876A patent/AT345627B/de not_active IP Right Cessation
- 1976-08-13 NL NL7609015A patent/NL7609015A/xx not_active Application Discontinuation
- 1976-08-18 BR BR7605426A patent/BR7605426A/pt unknown
- 1976-09-09 FR FR7627141A patent/FR2323776A1/fr active Granted
- 1976-09-09 BE BE170483A patent/BE846009A/xx unknown
- 1976-09-10 SE SE7610069A patent/SE7610069L/xx unknown
- 1976-09-10 IT IT7627075A patent/IT1068150B/it active

Also Published As

Publication number	Publication date
FR2323776B1 (pt)	1980-10-31
NL7609015A (nl)	1977-03-15
IT1068150B (it)	1985-03-21
SE7610069L (sv)	1977-03-13
ATA459876A (de)	1978-01-15
BE846009A (fr)	1976-12-31
AT345627B (de)	1978-09-25
DE2540684A1 (de)	1977-03-17
FR2323776A1 (fr)	1977-04-08

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