DE3405218A1 - Sinterkontaktwerkstoff und verfahren zu dessen herstellung - Google Patents
Sinterkontaktwerkstoff und verfahren zu dessen herstellungInfo
- Publication number
- DE3405218A1 DE3405218A1 DE19843405218 DE3405218A DE3405218A1 DE 3405218 A1 DE3405218 A1 DE 3405218A1 DE 19843405218 DE19843405218 DE 19843405218 DE 3405218 A DE3405218 A DE 3405218A DE 3405218 A1 DE3405218 A1 DE 3405218A1
- Authority
- DE
- Germany
- Prior art keywords
- silver
- powder
- oxides
- contact material
- base metals
- 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
Links
- 239000000463 material Substances 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000002360 preparation method Methods 0.000 title abstract 2
- 239000000843 powder Substances 0.000 claims abstract description 56
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 32
- 239000010953 base metal Substances 0.000 claims abstract description 30
- 239000004332 silver Substances 0.000 claims abstract description 28
- 229910052709 silver Inorganic materials 0.000 claims abstract description 27
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 26
- 239000000956 alloy Substances 0.000 claims abstract description 20
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 20
- 230000003647 oxidation Effects 0.000 claims abstract description 11
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 11
- 238000005245 sintering Methods 0.000 claims abstract description 8
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000007858 starting material Substances 0.000 claims abstract description 4
- 238000001556 precipitation Methods 0.000 claims description 18
- 239000002131 composite material Substances 0.000 claims description 17
- 239000002244 precipitate Substances 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052797 bismuth Inorganic materials 0.000 claims description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims 2
- 229910000416 bismuth oxide Inorganic materials 0.000 claims 2
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 claims 2
- 210000000416 exudates and transudate Anatomy 0.000 claims 1
- 238000009472 formulation Methods 0.000 claims 1
- 230000000754 repressing effect Effects 0.000 claims 1
- 229910001923 silver oxide Inorganic materials 0.000 claims 1
- 229910001887 tin oxide Inorganic materials 0.000 claims 1
- 238000005056 compaction Methods 0.000 abstract description 2
- 238000005204 segregation Methods 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 11
- 238000003466 welding Methods 0.000 description 5
- 229910052793 cadmium Inorganic materials 0.000 description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004482 other powder Substances 0.000 description 1
- IVQODXYTQYNJFI-UHFFFAOYSA-N oxotin;silver Chemical compound [Ag].[Sn]=O IVQODXYTQYNJFI-UHFFFAOYSA-N 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0021—Matrix based on noble metals, Cu or alloys thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/12—Metallic powder containing non-metallic particles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/021—Composite material
- H01H1/023—Composite material having a noble metal as the basic material
- H01H1/0237—Composite material having a noble metal as the basic material and containing oxides
- H01H1/02372—Composite material having a noble metal as the basic material and containing oxides containing as major components one or more oxides of the following elements only: Cd, Sn, Zn, In, Bi, Sb or Te
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Powder Metallurgy (AREA)
- Contacts (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843405218 DE3405218A1 (de) | 1984-02-14 | 1984-02-14 | Sinterkontaktwerkstoff und verfahren zu dessen herstellung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843405218 DE3405218A1 (de) | 1984-02-14 | 1984-02-14 | Sinterkontaktwerkstoff und verfahren zu dessen herstellung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3405218A1 true DE3405218A1 (de) | 1985-09-05 |
| DE3405218C2 DE3405218C2 (enrdf_load_stackoverflow) | 1988-03-10 |
Family
ID=6227670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843405218 Granted DE3405218A1 (de) | 1984-02-14 | 1984-02-14 | Sinterkontaktwerkstoff und verfahren zu dessen herstellung |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3405218A1 (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0214342A3 (en) * | 1985-09-11 | 1988-07-20 | Degussa Aktiengesellschaft | Material for coverable dental prostheses |
| WO2007020006A1 (de) * | 2005-08-12 | 2007-02-22 | Umicore Ag & Co. Kg | Verwendung von indium-zinn-mischoxid für werkstoffe auf silberbasis |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2754335A1 (de) * | 1976-12-03 | 1978-06-08 | Matsushita Electric Ind Co Ltd | Elektrischer kontaktwerkstoff und verfahren zu dessen herstellung |
| DE2659012C3 (de) * | 1976-12-27 | 1980-01-24 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zum Herstellen eines Sinterkontaktwerkstoffes aus Silber und eingelagerten Metalloxiden |
| EP0024349A1 (de) * | 1979-08-17 | 1981-03-04 | Degussa Aktiengesellschaft | Werkstoff für elektrische Kontakte und Verfahren zu seiner Herstellung |
| EP0039429A1 (de) * | 1980-05-07 | 1981-11-11 | Degussa Aktiengesellschaft | Werkstoff für elektrische Kontakte |
| DE3116442A1 (de) * | 1981-04-24 | 1982-11-11 | Siemens AG, 1000 Berlin und 8000 München | "sinterkontaktwerkstoff" |
| DE3146972A1 (de) * | 1981-11-26 | 1983-06-01 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von formteilen aus cadmiumfreien silber-metalloxid-verbundwerkstoffen fuer elektrische kontaktstuecke |
-
1984
- 1984-02-14 DE DE19843405218 patent/DE3405218A1/de active Granted
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2754335A1 (de) * | 1976-12-03 | 1978-06-08 | Matsushita Electric Ind Co Ltd | Elektrischer kontaktwerkstoff und verfahren zu dessen herstellung |
| DE2659012C3 (de) * | 1976-12-27 | 1980-01-24 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zum Herstellen eines Sinterkontaktwerkstoffes aus Silber und eingelagerten Metalloxiden |
| EP0024349A1 (de) * | 1979-08-17 | 1981-03-04 | Degussa Aktiengesellschaft | Werkstoff für elektrische Kontakte und Verfahren zu seiner Herstellung |
| EP0039429A1 (de) * | 1980-05-07 | 1981-11-11 | Degussa Aktiengesellschaft | Werkstoff für elektrische Kontakte |
| DE3116442A1 (de) * | 1981-04-24 | 1982-11-11 | Siemens AG, 1000 Berlin und 8000 München | "sinterkontaktwerkstoff" |
| DE3146972A1 (de) * | 1981-11-26 | 1983-06-01 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von formteilen aus cadmiumfreien silber-metalloxid-verbundwerkstoffen fuer elektrische kontaktstuecke |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0214342A3 (en) * | 1985-09-11 | 1988-07-20 | Degussa Aktiengesellschaft | Material for coverable dental prostheses |
| WO2007020006A1 (de) * | 2005-08-12 | 2007-02-22 | Umicore Ag & Co. Kg | Verwendung von indium-zinn-mischoxid für werkstoffe auf silberbasis |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3405218C2 (enrdf_load_stackoverflow) | 1988-03-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2659012C3 (de) | Verfahren zum Herstellen eines Sinterkontaktwerkstoffes aus Silber und eingelagerten Metalloxiden | |
| DE2908923C2 (de) | Innenoxidierter Verbundwerkstoff für elektrische Kontakte | |
| EP0170812B1 (de) | Verfahren zur Herstellung von Sinterkontaktwerkstoffen | |
| EP0080641A1 (de) | Verfahren zum Herstellen von Formteilen aus cadmiumfreien Silber-Metalloxid-Verbundwerkstoffen für elektrische Kontaktstücke | |
| DE2822956C2 (de) | Verfahren zur Herstellung von Schaltkontakten für einen Vakuumschalter | |
| EP2644723B1 (de) | Verbundwerkstoff | |
| DE69221398T2 (de) | Verfahren zur Herstellung von Kontaktwerkstoffen für Vakuumschalter | |
| EP0118717B2 (de) | Sinterverbundwerkstoff für elektrische Kontakte und Verfahren zu seiner Herstellung | |
| DE2446698C2 (de) | Zweischichten-Sinterkontaktstück für elektrische Schaltgeräte | |
| DE3909384A1 (de) | Halbzeug fuer elektrische kontakte aus einem verbundwerkstoff auf silber-zinnoxid-basis und pulvermetallurgisches verfahren zu seiner herstellung | |
| DE2514237A1 (de) | Verfahren zur herstellung eines als elektrischer kontakt dienenden materials | |
| EP0182386B1 (de) | Verfahren zur Herstellung von Kontaktstücken aus diesem Werkstoff | |
| DE3543586C2 (enrdf_load_stackoverflow) | ||
| EP0369283B1 (de) | Sinterkontaktwerkstoff für Niederspannungsschaltgeräte der Energietechnik, insbesondere für Motorschütze | |
| DE2639107C2 (enrdf_load_stackoverflow) | ||
| EP0660964B2 (de) | Werkstoff für elektrische kontakte auf der basis von silber-zinnoxid oder silber-zinkoxid und verfahren zu seiner herstellung | |
| DE2824117A1 (de) | Verfahren zum herstellen eines anisotropen sinterverbundwerkstoffes mit richtgefuege | |
| EP0369282B1 (de) | Niederspannungsschaltgeräte-Sinterkontaktwerkstoff der Energietechnik, insbesondere für Motorschütze | |
| EP0164664B1 (de) | Sinterkontaktwerkstoff für Niederspannungsschaltgeräte der Energietechnik | |
| DE3405218A1 (de) | Sinterkontaktwerkstoff und verfahren zu dessen herstellung | |
| DE19916082C2 (de) | Pulvermetallurgisch hergestellter Verbundwerkstoff, Verfahren zu dessen Herstellung sowie dessen Verwendung | |
| DE3116442C2 (de) | Sinterkontaktwerkstoff | |
| DE3614642C2 (enrdf_load_stackoverflow) | ||
| EP0876670B1 (de) | Verfahren zur herstellung eines formstücks aus einem kontaktwerkstoff auf silberbasis | |
| EP0916146B1 (de) | Verfahren zur herstellung eines erzeugnisses aus einem kontaktwerkstoff auf silberbasis, kontaktwerkstoff sowie erzeugnis aus dem kontaktwerkstoff |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8125 | Change of the main classification |
Ipc: H01H 1/02 |
|
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8368 | Opposition refused due to inadmissibility | ||
| 8339 | Ceased/non-payment of the annual fee |