GB1232944A - - Google Patents

Info

Publication number
GB1232944A
GB1232944A GB1232944DA GB1232944A GB 1232944 A GB1232944 A GB 1232944A GB 1232944D A GB1232944D A GB 1232944DA GB 1232944 A GB1232944 A GB 1232944A
Authority
GB
United Kingdom
Prior art keywords
steel
hno
jan
mole
acid
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
Other languages
English (en)
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 filed Critical
Publication of GB1232944A publication Critical patent/GB1232944A/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
    • C23C22/07—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
    • 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

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)
  • Chemically Coating (AREA)
GB1232944D 1968-01-31 1969-01-31 Expired GB1232944A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP542468 1968-01-31

Publications (1)

Publication Number Publication Date
GB1232944A true GB1232944A (enrdf_load_stackoverflow) 1971-05-26

Family

ID=11610771

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1232944D Expired GB1232944A (enrdf_load_stackoverflow) 1968-01-31 1969-01-31

Country Status (3)

Country Link
DE (1) DE1904833B2 (enrdf_load_stackoverflow)
FR (1) FR2001032A1 (enrdf_load_stackoverflow)
GB (1) GB1232944A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2194250A (en) * 1986-07-18 1988-03-02 Permelec Electrode Ltd Production of a composite of a metal coated with a calcium phosphate compound for implants
US4770943A (en) * 1986-11-25 1988-09-13 Olympus Optical Co., Ltd. Method of forming rigid film of calcium phosphate compound
US4818572A (en) * 1986-10-17 1989-04-04 Permelec Electrode Ltd. Process for production of calcium phosphate compound-coated composite material

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS509006B1 (enrdf_load_stackoverflow) * 1970-12-23 1975-04-09
DE3906898A1 (de) * 1989-03-03 1990-09-06 Henkel Kgaa Zink-barium-phosphatierung von metalloberflaechen
CN116288307B (zh) * 2022-11-30 2024-12-31 贵州电网有限责任公司 一种提高耐候钢型材用镀锌螺栓抗腐蚀性能的方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2194250A (en) * 1986-07-18 1988-03-02 Permelec Electrode Ltd Production of a composite of a metal coated with a calcium phosphate compound for implants
US4794023A (en) * 1986-07-18 1988-12-27 Permelec Electrode Ltd. Process for producing a calcium phosphate compound coated composite material
GB2194250B (en) * 1986-07-18 1991-03-06 Permelec Electrode Ltd Production of a composite of a metal coated with a calcium phosphate compound
US4818572A (en) * 1986-10-17 1989-04-04 Permelec Electrode Ltd. Process for production of calcium phosphate compound-coated composite material
US4770943A (en) * 1986-11-25 1988-09-13 Olympus Optical Co., Ltd. Method of forming rigid film of calcium phosphate compound

Also Published As

Publication number Publication date
FR2001032A1 (enrdf_load_stackoverflow) 1969-09-19
DE1904833A1 (de) 1969-09-04
DE1904833B2 (de) 1972-07-13

Similar Documents

Publication Publication Date Title
GB2080835B (en) Prevention of sludge in phosphating baths
GB1373129A (en) Coating metal surfaces
GB1232944A (enrdf_load_stackoverflow)
AU561151B2 (en) Phosphating of zinc-plated metal
GB1346731A (en) Rinse for metal coatings
GB1084017A (en) Pretreating process for phosphate-treating steel sheets or plated steel sheets
ZA695010B (en) Corrosion restraining compounds,in particular compounds for restraining the corrosion of ferrous metals in acid pickling baths
ES443350A1 (es) Procedimiento para la preparacion de revestimientos que im- piden la corrosion de metales, en particular hierro.
GB1180951A (en) An Improved Method of Providing the Surface of Steel with a Corrosion-Resistant Film.
GB1341902A (en) Processes for forming chromate conversion coatings upon zinci ferous surfaces and solutions for use therein
JPS57185988A (en) Anticorrosive for metal
GB1195990A (en) Surface Treatment for Steel Stocks
GB944419A (en) Process for applying firmly adhering phosphate coatings to metal surfaces in the presence of aluminium
ES274253A1 (es) Procedimiento para la obtenciën de soluciones para el revestimiento de metales por medio de capas microcristalinas de fosfatos
GB1106292A (en) Improvements in or relating to the treatment of metals
GB1216974A (en) Process of surface treatment of metals
GB1412067A (en) Flux for hot-dip galvanizing
GB1267172A (enrdf_load_stackoverflow)
FR2209858A3 (en) Liq. decarbonising and scouring compsns. - contg. polyvinyl pyrrolidone or its derivs, to prevent galvanic corrosion
GB1214607A (en) Phosphate coating of iron or steel surfaces
FR2029285A5 (en) Protecting rolled or forged steel pro- - ucts against corrosion
GB1203556A (en) Methylenbis(cyclohexyl isocyanate) having increased reactivity
GB1376309A (en) Phosphating of metals
GB1272772A (en) Phosphating solutions
GB1342120A (en) Method of making hot-dip galvanising steel for press forming serives

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees