GB1314314A - Method of plating beryllium article with zinc - Google Patents
Method of plating beryllium article with zincInfo
- Publication number
- GB1314314A GB1314314A GB2385271A GB2385271A GB1314314A GB 1314314 A GB1314314 A GB 1314314A GB 2385271 A GB2385271 A GB 2385271A GB 2385271 A GB2385271 A GB 2385271A GB 1314314 A GB1314314 A GB 1314314A
- Authority
- GB
- United Kingdom
- Prior art keywords
- aqueous solution
- zinc
- coating
- april
- plating
- 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
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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/54—Contact plating, i.e. electroless electrochemical plating
Landscapes
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Electrochemistry (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemically Coating (AREA)
- Chemical Treatment Of Metals (AREA)
- Electroplating And Plating Baths Therefor (AREA)
- Electroplating Methods And Accessories (AREA)
- ing And Chemical Polishing (AREA)
Abstract
1314314 Coating Be with Zn FUJITSU Ltd 19 April 1971 [3 April 1970] 23852/71 Heading C7F Be is electrolessly coated with Zn from an acid aqueous solution containing Zn<SP>++</SP> or F<SP>-</SP> with a Zn content of 0À35-14% wt. The acid solution may be prepared by dissolving ZnO, Zn(OH) 2 , Zn N, Zn S or Zn salts in an aqueous solution of 5- 50% wt HF or by dissolving a water soluble Zn salt in an aqueous solution of 5-20% wt. NH 4 HF 2 . The Be is preferably pretreated in an a aqueous solution of 5-15% wt HF or 5-15% wt H 3 PO 4 and then in an aqueous solution of 10-30% wt. HNO 3 . The pretreatment is effected at 10- 30‹C or the coating at 10-50‹C. A coating of Cu, Ag, Au, Ni or Cr may be deposited on the Zn layer.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2835870A JPS4940057B1 (en) | 1970-04-03 | 1970-04-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1314314A true GB1314314A (en) | 1973-04-18 |
Family
ID=12246374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2385271A Expired GB1314314A (en) | 1970-04-03 | 1971-04-19 | Method of plating beryllium article with zinc |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS4940057B1 (en) |
GB (1) | GB1314314A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2140461A (en) * | 1983-05-09 | 1984-11-28 | Alcan Int Ltd | Deposition of zinc on aluminuim |
-
1970
- 1970-04-03 JP JP2835870A patent/JPS4940057B1/ja active Pending
-
1971
- 1971-04-19 GB GB2385271A patent/GB1314314A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2140461A (en) * | 1983-05-09 | 1984-11-28 | Alcan Int Ltd | Deposition of zinc on aluminuim |
Also Published As
Publication number | Publication date |
---|---|
JPS4940057B1 (en) | 1974-10-30 |
DE2116475A1 (en) | 1971-11-04 |
DE2116475B2 (en) | 1972-12-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |