EP0793737A4 - Zinc phosphate conversion coating composition and process - Google Patents

Zinc phosphate conversion coating composition and process

Info

Publication number
EP0793737A4
EP0793737A4 EP95942466A EP95942466A EP0793737A4 EP 0793737 A4 EP0793737 A4 EP 0793737A4 EP 95942466 A EP95942466 A EP 95942466A EP 95942466 A EP95942466 A EP 95942466A EP 0793737 A4 EP0793737 A4 EP 0793737A4
Authority
EP
European Patent Office
Prior art keywords
coating composition
zinc phosphate
conversion coating
phosphate conversion
polluting
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.)
Granted
Application number
EP95942466A
Other languages
German (de)
French (fr)
Other versions
EP0793737B1 (en
EP0793737A1 (en
Inventor
Yasuhiko Nagashima
Hitoshi Ishii
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.)
Henkel Corp
Original Assignee
Henkel Corp
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 Henkel Corp filed Critical Henkel Corp
Publication of EP0793737A1 publication Critical patent/EP0793737A1/en
Publication of EP0793737A4 publication Critical patent/EP0793737A4/en
Application granted granted Critical
Publication of EP0793737B1 publication Critical patent/EP0793737B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C23C22/07—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
    • C23C22/16—Orthophosphates containing zinc cations containing also peroxy-compounds
    • 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
    • C23C22/34—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
    • C23C22/364—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 manganese cations
    • C23C22/365—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 manganese cations containing also zinc and nickel 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)
  • Lubricants (AREA)
  • Paints Or Removers (AREA)
  • Materials For Medical Uses (AREA)

Abstract

A zinc phosphate conversion coating composition which is accelerated only with nitrogen free organic peroxides is low-polluting and able to form uniform, fine, and dense conversion coatings that exhibit an excellent paint adherence when thin and excellent lubricity/lubricant carrier quality when thick.
EP95942466A 1994-12-06 1995-12-06 Zinc phosphate conversion coating composition and process Expired - Lifetime EP0793737B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP302289/94 1994-12-06
JP30228994 1994-12-06
JP30228994 1994-12-06
PCT/US1995/015227 WO1996017976A1 (en) 1994-12-06 1995-12-06 Zinc phosphate conversion coating composition and process

Publications (3)

Publication Number Publication Date
EP0793737A1 EP0793737A1 (en) 1997-09-10
EP0793737A4 true EP0793737A4 (en) 1998-03-04
EP0793737B1 EP0793737B1 (en) 2002-10-23

Family

ID=17907208

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95942466A Expired - Lifetime EP0793737B1 (en) 1994-12-06 1995-12-06 Zinc phosphate conversion coating composition and process

Country Status (6)

Country Link
EP (1) EP0793737B1 (en)
AT (1) ATE226648T1 (en)
CA (1) CA2207179A1 (en)
DE (1) DE69528664T2 (en)
ES (1) ES2183891T3 (en)
WO (1) WO1996017976A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU699822B2 (en) * 1995-03-07 1998-12-17 Henkel Corporation Composition and process for forming an underpaint coating on metals
US5888315A (en) * 1995-03-07 1999-03-30 Henkel Corporation Composition and process for forming an underpaint coating on metals
DE102011089714A1 (en) * 2011-12-23 2013-06-27 Chemetall Gmbh Combating microorganisms in plants, aqueous rinse baths and/or aqueous compositions of a surface treatment, comprises protecting the aqueous bath, a rinse fluid and the aqueous composition for pretreatment before coating

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471908A (en) * 1948-04-08 1949-05-31 American Chem Paint Co Method of and material for preparing surfaces of ferriferous metals for the reception of a siccative finishing coat
FR1192515A (en) * 1957-12-31 1959-10-27 Process for preparing iron or steel parts for cold forming
GB828916A (en) * 1955-04-08 1960-02-24 Pyrene Co Ltd Improvements in and relating to the formation of phosphate coatings
DE1941489A1 (en) * 1968-08-16 1970-02-19 Ici Ltd Phosphating solutions and their use
US3642541A (en) * 1969-02-12 1972-02-15 Republic Steel Corp Method for applying corrosion-resistant composite coating to ferrous metals and product resulting therefrom
FR2410055A1 (en) * 1977-11-29 1979-06-22 Ici Ltd PROCESS FOR COATING PHOSPHATE ON A METAL SUBSTRATE
US4171231A (en) * 1978-04-27 1979-10-16 R. O. Hull & Company, Inc. Coating solutions of trivalent chromium for coating zinc surfaces

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1095625B (en) * 1959-02-27 1960-12-22 Collardin Gmbh Gerhard Process for phosphating metals
DE3913089A1 (en) * 1989-04-21 1990-10-25 Henkel Kgaa CHLORATE- AND NITRITE-FREE METHOD FOR THE PRODUCTION OF NICKEL- AND MANGANE-CONTAINING ZINC PHOSPHATE LAYERS

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471908A (en) * 1948-04-08 1949-05-31 American Chem Paint Co Method of and material for preparing surfaces of ferriferous metals for the reception of a siccative finishing coat
GB828916A (en) * 1955-04-08 1960-02-24 Pyrene Co Ltd Improvements in and relating to the formation of phosphate coatings
FR1192515A (en) * 1957-12-31 1959-10-27 Process for preparing iron or steel parts for cold forming
DE1941489A1 (en) * 1968-08-16 1970-02-19 Ici Ltd Phosphating solutions and their use
US3642541A (en) * 1969-02-12 1972-02-15 Republic Steel Corp Method for applying corrosion-resistant composite coating to ferrous metals and product resulting therefrom
FR2410055A1 (en) * 1977-11-29 1979-06-22 Ici Ltd PROCESS FOR COATING PHOSPHATE ON A METAL SUBSTRATE
US4171231A (en) * 1978-04-27 1979-10-16 R. O. Hull & Company, Inc. Coating solutions of trivalent chromium for coating zinc surfaces

Also Published As

Publication number Publication date
MX9702738A (en) 1997-09-30
DE69528664D1 (en) 2002-11-28
EP0793737B1 (en) 2002-10-23
DE69528664T2 (en) 2003-07-03
EP0793737A1 (en) 1997-09-10
ATE226648T1 (en) 2002-11-15
WO1996017976A1 (en) 1996-06-13
CA2207179A1 (en) 1996-06-13
ES2183891T3 (en) 2003-04-01

Similar Documents

Publication Publication Date Title
TW363075B (en) Fluoride polymer compound painting and coating method thereof
EP0950386A3 (en) Stent with local rapamycin delivery
ZA952222B (en) Low friction cobalt based coatings for titanium
AU554846B2 (en) Disordered carbon and boron coatings
IL112919A0 (en) Corrosion resistant coating for metal surfaces
IL72125A0 (en) Decorative carbon coating,its manufacture and articles coated therewith
MX9710185A (en) Coating composition containing acrylic polymers with pendant carbamate groups.
DE60020515D1 (en) ADHESIVE PROPYLENE POLYMERS FOR COATINGS
PL366047A1 (en) Process for coating metallic substrate surfaces
AU4397989A (en) Process for coating metal substrates with a primer powder and with a surface coating applied by dipping, powder primer compositions employed and composite materials obtained
GR3034875T3 (en) Modified polyester resin/organic peroxide systems for powder coatings which are applicable to temperature sensitive and metallic substrates
AU7266391A (en) Waterborne acrylic low adhesion backsize and release coating compositions, methods of making the compositions, and sheet materials coated therewith
CA2342062A1 (en) Rheological additives and paint and coating compositions containing such additives exhibiting improved intercoat adhesion
GB8506049D0 (en) Coating metal surfaces
EP0793737A4 (en) Zinc phosphate conversion coating composition and process
EP0319971A3 (en) Water-based coating compositions containing aluminium pigments and antigassing agents
AU571066B2 (en) Lubricative coating composition for metals
EP0394918A3 (en) Curable phosphazene compositions and coated articles
AU643350B2 (en) Substrate of improved plasma sprayed surface morphology
TW326468B (en) Polyamide-based powder composition for coating metal substrates.
ES2136726T3 (en) COMPOSITION AND PROCEDURE FOR COATING CONVERTING PHOSPHATE PRACTICALLY FREE OF NICKEL.
DE3571453D1 (en) Polymer composition
ZA9710797B (en) High coating weight iron phosphating, compositions therefor, and use of the coating formed as a lubricant carrier.
AU2221492A (en) Composition and process for forming non-cracking chromate conversion coatings
MX9803335A (en) Lubricant and surface conditioner suitable for conversion coated metal surfaces.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19970701

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE DE ES FR GB IT SE

A4 Supplementary search report drawn up and despatched

Effective date: 19980119

AK Designated contracting states

Kind code of ref document: A4

Designated state(s): AT BE DE ES FR GB IT SE

17Q First examination report despatched

Effective date: 19980326

RIN1 Information on inventor provided before grant (corrected)

Inventor name: ISHII, HITOSHI

Inventor name: NAGASHIMA, YASUHIKO

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE DE ES FR GB IT SE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRE;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.SCRIBED TIME-LIMIT

Effective date: 20021023

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20021023

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20021023

REF Corresponds to:

Ref document number: 226648

Country of ref document: AT

Date of ref document: 20021115

Kind code of ref document: T

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20021119

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20021127

Year of fee payment: 8

REF Corresponds to:

Ref document number: 69528664

Country of ref document: DE

Date of ref document: 20021128

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20021230

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20030109

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20030123

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2183891

Country of ref document: ES

Kind code of ref document: T3

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20030724

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20031206

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20031209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20040701

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20031206

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20040831

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20031209