ES337735A1 - Improvements relating to methods of Cleaning Corroded Copper Surfaces - Google Patents
Improvements relating to methods of Cleaning Corroded Copper SurfacesInfo
- Publication number
- ES337735A1 ES337735A1 ES337735A ES337735A ES337735A1 ES 337735 A1 ES337735 A1 ES 337735A1 ES 337735 A ES337735 A ES 337735A ES 337735 A ES337735 A ES 337735A ES 337735 A1 ES337735 A1 ES 337735A1
- Authority
- ES
- Spain
- Prior art keywords
- methods
- improvements relating
- copper surfaces
- corroded copper
- cleaning
- 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
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title abstract 3
- 239000010949 copper Substances 0.000 title abstract 3
- 229910052802 copper Inorganic materials 0.000 title abstract 2
- 238000004140 cleaning Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 abstract 2
- 229910000881 Cu alloy Inorganic materials 0.000 abstract 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
- 235000012501 ammonium carbonate Nutrition 0.000 abstract 2
- 239000001099 ammonium carbonate Substances 0.000 abstract 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/20—Other heavy metals
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/39—Organic or inorganic per-compounds
- C11D3/3947—Liquid compositions
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/02—Inorganic compounds
- C11D7/04—Water-soluble compounds
- C11D7/06—Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/02—Inorganic compounds
- C11D7/04—Water-soluble compounds
- C11D7/10—Salts
- C11D7/12—Carbonates bicarbonates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Detergent Compositions (AREA)
- Chemical Treatment Of Metals (AREA)
Abstract
Copper or copper alloys are cleaned with an aqueous solution (pH at least 8) containing (% by weight) 5 to 15 of ammonium carbonate, 5 to 25 of ammonia and at least 0À1 of hydrogen peroxide. The copper may be subsequently washed, dried at 70 C., and then heated at 120 C. The ammonium carbonate may be formed by adding the acid carbonate to the solution.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6603153A NL6603153A (en) | 1966-03-10 | 1966-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES337735A1 true ES337735A1 (en) | 1968-03-01 |
Family
ID=19795948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES337735A Expired ES337735A1 (en) | 1966-03-10 | 1967-03-08 | Improvements relating to methods of Cleaning Corroded Copper Surfaces |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT274517B (en) |
| BE (1) | BE695350A (en) |
| DE (1) | DE1621628A1 (en) |
| ES (1) | ES337735A1 (en) |
| FR (1) | FR1515377A (en) |
| GB (1) | GB1172316A (en) |
| NL (1) | NL6603153A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2069501A1 (en) * | 1993-10-11 | 1995-05-01 | Collado Manuel Torrejon | Copper ageing procedure |
-
1966
- 1966-03-10 NL NL6603153A patent/NL6603153A/xx unknown
-
1967
- 1967-03-06 DE DE19671621628 patent/DE1621628A1/en active Pending
- 1967-03-07 GB GB1059067A patent/GB1172316A/en not_active Expired
- 1967-03-07 AT AT215667A patent/AT274517B/en active
- 1967-03-08 ES ES337735A patent/ES337735A1/en not_active Expired
- 1967-03-10 BE BE695350D patent/BE695350A/xx unknown
- 1967-03-10 FR FR98337A patent/FR1515377A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2069501A1 (en) * | 1993-10-11 | 1995-05-01 | Collado Manuel Torrejon | Copper ageing procedure |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1621628A1 (en) | 1971-06-09 |
| NL6603153A (en) | 1967-09-11 |
| BE695350A (en) | 1967-09-11 |
| AT274517B (en) | 1969-09-25 |
| GB1172316A (en) | 1969-11-26 |
| FR1515377A (en) | 1968-03-01 |
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