ITRM920655A0 - Procedimento per migliorare la resistenza alla corrosione dei radiatori in rame e leghe di rame, e radiatori cosi' ottenibili - Google Patents

Procedimento per migliorare la resistenza alla corrosione dei radiatori in rame e leghe di rame, e radiatori cosi' ottenibili

Info

Publication number
ITRM920655A0
ITRM920655A0 IT92RM655A ITRM920655A ITRM920655A0 IT RM920655 A0 ITRM920655 A0 IT RM920655A0 IT 92RM655 A IT92RM655 A IT 92RM655A IT RM920655 A ITRM920655 A IT RM920655A IT RM920655 A0 ITRM920655 A0 IT RM920655A0
Authority
IT
Italy
Prior art keywords
radiators
copper
obtainable
corrosion
improving
Prior art date
Application number
IT92RM655A
Other languages
English (en)
Inventor
Marco Cosso
Luigi Ganzaroli
Original Assignee
Piemontese Radiatori
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
Application filed by Piemontese Radiatori filed Critical Piemontese Radiatori
Priority to ITRM920655A priority Critical patent/IT1263235B/it
Publication of ITRM920655A0 publication Critical patent/ITRM920655A0/it
Priority to BR9303711A priority patent/BR9303711A/pt
Priority to DE69307232T priority patent/DE69307232T2/de
Priority to JP5223262A priority patent/JPH08152293A/ja
Priority to MX9305490A priority patent/MX9305490A/es
Priority to ES93830364T priority patent/ES2098717T3/es
Priority to EP93830364A priority patent/EP0587543B1/en
Publication of ITRM920655A1 publication Critical patent/ITRM920655A1/it
Application granted granted Critical
Publication of IT1263235B publication Critical patent/IT1263235B/it

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
    • C23C22/24—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 hexavalent chromium compounds
    • C23C22/33—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 hexavalent chromium compounds containing also phosphates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2350/00—Pretreatment of the substrate
    • B05D2350/10—Phosphatation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2401/00—Form of the coating product, e.g. solution, water dispersion, powders or the like
    • B05D2401/30—Form of the coating product, e.g. solution, water dispersion, powders or the like the coating being applied in other forms than involving eliminable solvent, diluent or dispersant
    • B05D2401/32—Form of the coating product, e.g. solution, water dispersion, powders or the like the coating being applied in other forms than involving eliminable solvent, diluent or dispersant applied as powders

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Paints Or Removers (AREA)
ITRM920655A 1992-09-08 1992-09-08 Procedimento per migliorare la resistenza alla corrosione dei radiatori in rame e leghe di rame, e radiatori cosi' ottenibili IT1263235B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
ITRM920655A IT1263235B (it) 1992-09-08 1992-09-08 Procedimento per migliorare la resistenza alla corrosione dei radiatori in rame e leghe di rame, e radiatori cosi' ottenibili
BR9303711A BR9303711A (pt) 1992-09-08 1993-09-06 Processo para melhorar a resistencia a corrosao de radiadores de cobre e ligas de cobre e radiadores obtidos
DE69307232T DE69307232T2 (de) 1992-09-08 1993-09-08 Verfahren zur Verbesserung des Korrosionswiderstandes von Radiatoren aus Kupfer und Kupferlegierungen sowie auf diese Weise zu erhaltende Radiatoren
JP5223262A JPH08152293A (ja) 1992-09-08 1993-09-08 銅または銅合金製ラジエータの耐食性改善方法、ならびにそれによるラジエータ
MX9305490A MX9305490A (es) 1992-09-08 1993-09-08 Procedimiento para mejorar la resistencia a la corrosion de los radiadores de cobre y aleaciones de cobre, y los radiadores asi obtenidos.
ES93830364T ES2098717T3 (es) 1992-09-08 1993-09-08 Procedimiento para mejorar la resistencia a la corrosion de radiadores de cobre y aleaciones de cobre asi como radiadores obtenidos con este procedimiento.
EP93830364A EP0587543B1 (en) 1992-09-08 1993-09-08 Process for improving the corrosion resistance of copper and copper alloy radiators, and the radiators thereby obtainable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITRM920655A IT1263235B (it) 1992-09-08 1992-09-08 Procedimento per migliorare la resistenza alla corrosione dei radiatori in rame e leghe di rame, e radiatori cosi' ottenibili

Publications (3)

Publication Number Publication Date
ITRM920655A0 true ITRM920655A0 (it) 1992-09-08
ITRM920655A1 ITRM920655A1 (it) 1994-03-08
IT1263235B IT1263235B (it) 1996-08-05

Family

ID=11401180

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM920655A IT1263235B (it) 1992-09-08 1992-09-08 Procedimento per migliorare la resistenza alla corrosione dei radiatori in rame e leghe di rame, e radiatori cosi' ottenibili

Country Status (7)

Country Link
EP (1) EP0587543B1 (it)
JP (1) JPH08152293A (it)
BR (1) BR9303711A (it)
DE (1) DE69307232T2 (it)
ES (1) ES2098717T3 (it)
IT (1) IT1263235B (it)
MX (1) MX9305490A (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9409811D0 (en) * 1994-05-17 1994-07-06 Imi Yorkshire Fittings Improvements in copper alloy water fittings
US6699529B2 (en) * 2002-05-20 2004-03-02 Engelhard Corporation Method for coating vehicular radiators with ozone depleting slurry catalyst
WO2006035695A1 (ja) * 2004-09-28 2006-04-06 Hayakawa Valve Production Co., Ltd. 六価クロムフリー表面処理方法及び六価クロムフリー鉛含有銅系金属材
JP5155850B2 (ja) 2006-03-03 2013-03-06 ディップソール株式会社 亜鉛又は亜鉛合金上に黒色の３価クロム化成皮膜を形成するための処理水溶液及び黒色３価クロム化成皮膜の形成方法
CN111118488B (zh) * 2020-01-07 2022-02-18 佛山市顺德区澳宁化工有限公司 一种铜材防腐钝化方法及其用于该方法的钝化液制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4475957A (en) * 1983-10-17 1984-10-09 Amchem Products, Inc. Coating composition
US4647315A (en) * 1985-07-01 1987-03-03 Olin Corporation Copper stainproofing technique
DE3680541D1 (de) * 1986-10-21 1991-08-29 Procoat S A Fa Auf heissmetalloberflaechen applizierbare ueberzuege.

Also Published As

Publication number Publication date
BR9303711A (pt) 1994-04-19
MX9305490A (es) 1994-05-31
EP0587543A3 (en) 1995-07-26
ITRM920655A1 (it) 1994-03-08
EP0587543A2 (en) 1994-03-16
JPH08152293A (ja) 1996-06-11
IT1263235B (it) 1996-08-05
EP0587543B1 (en) 1997-01-08
DE69307232D1 (de) 1997-02-20
DE69307232T2 (de) 1997-07-03
ES2098717T3 (es) 1997-05-01

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970909