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GB2080835B - Prevention of sludge in phosphating baths - Google Patents

Prevention of sludge in phosphating baths

Info

Publication number
GB2080835B
GB2080835B GB8118780A GB8118780A GB2080835B GB 2080835 B GB2080835 B GB 2080835B GB 8118780 A GB8118780 A GB 8118780A GB 8118780 A GB8118780 A GB 8118780A GB 2080835 B GB2080835 B GB 2080835B
Authority
GB
United Kingdom
Prior art keywords
solution
phosphate
chlorate
oxidising
ferrous
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
Application number
GB8118780A
Other languages
English (en)
Other versions
GB2080835A (en
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.)
Pyrene Chemical Services Ltd
Original Assignee
Pyrene Chemical Services Ltd
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10515046&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2080835(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Pyrene Chemical Services Ltd filed Critical Pyrene Chemical Services Ltd
Publication of GB2080835A publication Critical patent/GB2080835A/en
Application granted granted Critical
Publication of GB2080835B publication Critical patent/GB2080835B/en
Expired legal-status Critical Current

Links

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
    • C23C22/34—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 fluorides or complex fluorides
    • C23C22/36—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 fluorides or complex fluorides containing also phosphates
    • C23C22/362—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 fluorides or complex fluorides containing also phosphates containing also zinc cations
    • 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
    • C23C22/14—Orthophosphates containing zinc cations containing also chlorate 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)
  • Materials For Medical Uses (AREA)
  • Glass Compositions (AREA)
  • Treatment Of Sludge (AREA)
  • Paints Or Removers (AREA)
GB8118780A 1980-07-25 1981-06-18 Prevention of sludge in phosphating baths Expired GB2080835B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8024465 1980-07-25

Publications (2)

Publication Number Publication Date
GB2080835A GB2080835A (en) 1982-02-10
GB2080835B true GB2080835B (en) 1984-08-30

Family

ID=10515046

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8118780A Expired GB2080835B (en) 1980-07-25 1981-06-18 Prevention of sludge in phosphating baths

Country Status (8)

Country Link
EP (1) EP0045110B1 (it)
JP (1) JPS5751266A (it)
AT (1) ATE9823T1 (it)
DE (1) DE3166602D1 (it)
ES (1) ES8300874A1 (it)
GB (1) GB2080835B (it)
IT (1) IT1167480B (it)
PT (1) PT73426B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3244715A1 (de) * 1982-12-03 1984-06-07 Gerhard Collardin GmbH, 5000 Köln Verfahren zur phosphatierung von metalloberflaechen sowie hierfuer geeignete badloesungen
JPS6081850A (ja) * 1983-10-11 1985-05-09 Nec Kansai Ltd 半導体装置の製造方法
DE3407513A1 (de) * 1984-03-01 1985-09-05 Gerhard Collardin GmbH, 5000 Köln Verfahren zur zink-calcium-phosphatierung von metalloberflaechen bei niedriger behandlungstemperatur
DE3636390A1 (de) * 1986-10-25 1988-04-28 Metallgesellschaft Ag Verfahren zur erzeugung von phosphatueberzuegen auf metallen
JPS63270478A (ja) * 1986-12-09 1988-11-08 Nippon Denso Co Ltd リン酸塩化成処理方法
DE3712339A1 (de) * 1987-04-11 1988-10-20 Metallgesellschaft Ag Verfahren zur phosphatierung vor der elektrotauchlackierung
US5236565A (en) * 1987-04-11 1993-08-17 Metallgesellschaft Aktiengesellschaft Process of phosphating before electroimmersion painting
JPH01108754A (ja) * 1987-10-21 1989-04-26 Toshiba Corp 半導体装置用リードフレーム
DE3742634A1 (de) * 1987-12-16 1989-06-29 Collardin Gmbh Gerhard Verfahren zur entschlammung von phosphatierungsbaedern und vorrichtung fuer dieses verfahren
DE3800835A1 (de) * 1988-01-14 1989-07-27 Henkel Kgaa Verfahren zur phosphatierung von metalloberflaechen
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
DE3840668A1 (de) * 1988-12-02 1990-06-07 Metallgesellschaft Ag Verfahren beim phosphatieren von metalloberflaechen
JPH0375379A (ja) * 1989-05-15 1991-03-29 Nippon Paint Co Ltd 塗装製品、その製造方法、濃厚リン酸塩処理剤および補充用濃厚処理剤
DE4306446A1 (de) * 1993-03-02 1994-09-08 Metallgesellschaft Ag Verfahren zur Erleichterung der Kaltumformung
DE19634685A1 (de) * 1996-08-28 1998-03-05 Metallgesellschaft Ag Wässrige Lösung und Verfahren zur Phosphatierung metallischer Oberflächen
US5954892A (en) * 1998-03-02 1999-09-21 Bulk Chemicals, Inc. Method and composition for producing zinc phosphate coatings on metal surfaces
PT1521863E (pt) 2002-07-10 2008-09-19 Chemetall Gmbh Processo para revestir superfícies metálicas
DE10320313B4 (de) * 2003-05-06 2005-08-11 Chemetall Gmbh Verfahren zum Beschichten von metallischen Körpern mit einer Phosphatierungslösung, Phosphatierungslösung und die Verwendung des beschichteten Gegenstandes
CN101665936B (zh) * 2009-09-27 2012-11-28 大连三达奥克化学股份有限公司 钢板工件喷涂涂装前处理常温磷化剂及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5241735B2 (it) * 1972-04-27 1977-10-20
DE2540685C2 (de) * 1975-09-12 1985-06-27 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Herstellung von Phosphatüberzügen
DE2540684A1 (de) * 1975-09-12 1977-03-17 Metallgesellschaft Ag Verfahren zur herstellung von phosphatueberzuegen auf metalloberflaechen

Also Published As

Publication number Publication date
DE3166602D1 (en) 1984-11-15
ES504609A0 (es) 1982-11-16
IT8123121A0 (it) 1981-07-24
IT1167480B (it) 1987-05-13
JPS5751266A (en) 1982-03-26
ATE9823T1 (de) 1984-10-15
ES8300874A1 (es) 1982-11-16
EP0045110A1 (de) 1982-02-03
GB2080835A (en) 1982-02-10
PT73426B (en) 1982-08-09
PT73426A (en) 1981-08-01
EP0045110B1 (de) 1984-10-10

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Publication Publication Date Title
GB2080835B (en) Prevention of sludge in phosphating baths
DE3173781D1 (en) Method of phosphating metals
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GB2072225B (en) Process and composition for coating metal surfaces
ES348032A1 (es) Procedimiento para producir capas protectoras sobre super- ficies de cinc o superficies galvanizadas.
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GB987203A (en) Improvements relating to the phosphate-coating of metals
Brown et al. Prevention of Sludge in Phosphating Baths
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ES376636A1 (es) Procedimiento para el fosfatado de superficies electrogal- vanizadas.
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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20010617