CH599658A5 - Electrically conducting material, esp. silver contg. cadmium oxide - Google Patents
Electrically conducting material, esp. silver contg. cadmium oxideInfo
- Publication number
- CH599658A5 CH599658A5 CH32374A CH32374A CH599658A5 CH 599658 A5 CH599658 A5 CH 599658A5 CH 32374 A CH32374 A CH 32374A CH 32374 A CH32374 A CH 32374A CH 599658 A5 CH599658 A5 CH 599658A5
- Authority
- CH
- Switzerland
- Prior art keywords
- metal
- process step
- oxide
- powder
- silver
- Prior art date
Links
- CXKCTMHTOKXKQT-UHFFFAOYSA-N cadmium oxide Inorganic materials [Cd]=O CXKCTMHTOKXKQT-UHFFFAOYSA-N 0.000 title claims description 27
- CFEAAQFZALKQPA-UHFFFAOYSA-N cadmium(2+);oxygen(2-) Chemical compound [O-2].[Cd+2] CFEAAQFZALKQPA-UHFFFAOYSA-N 0.000 title claims description 27
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims description 19
- 239000004332 silver Substances 0.000 title claims description 19
- 229910052709 silver Inorganic materials 0.000 title claims description 14
- 239000004020 conductor Substances 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 71
- 229910052751 metal Inorganic materials 0.000 claims abstract description 49
- 239000002184 metal Substances 0.000 claims abstract description 49
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 34
- 239000000956 alloy Substances 0.000 claims abstract description 34
- 230000008569 process Effects 0.000 claims abstract description 21
- 229910052793 cadmium Inorganic materials 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims abstract description 12
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 7
- 150000001340 alkali metals Chemical class 0.000 claims abstract description 7
- 150000002739 metals Chemical class 0.000 claims abstract description 4
- 229910052792 caesium Inorganic materials 0.000 claims abstract description 3
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 3
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 3
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 3
- 229910052725 zinc Inorganic materials 0.000 claims abstract 4
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims abstract 2
- 229910052718 tin Inorganic materials 0.000 claims abstract 2
- 239000000843 powder Substances 0.000 claims description 50
- 239000002245 particle Substances 0.000 claims description 20
- 230000003647 oxidation Effects 0.000 claims description 17
- 238000007254 oxidation reaction Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 14
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 230000001419 dependent effect Effects 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 229910001923 silver oxide Inorganic materials 0.000 claims description 6
- ASMQPJTXPYCZBL-UHFFFAOYSA-N [O-2].[Cd+2].[Ag+] Chemical compound [O-2].[Cd+2].[Ag+] ASMQPJTXPYCZBL-UHFFFAOYSA-N 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 2
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 claims description 2
- 239000000470 constituent Substances 0.000 claims description 2
- 239000011591 potassium Substances 0.000 claims description 2
- 229910052701 rubidium Inorganic materials 0.000 claims description 2
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 2
- 239000011701 zinc Substances 0.000 claims 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 22
- 238000002156 mixing Methods 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000012254 powdered material Substances 0.000 abstract 1
- 238000005245 sintering Methods 0.000 description 19
- 239000002131 composite material Substances 0.000 description 13
- 238000009826 distribution Methods 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 239000007795 chemical reaction product Substances 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 238000000889 atomisation Methods 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 229910000925 Cd alloy Inorganic materials 0.000 description 3
- NSAODVHAXBZWGW-UHFFFAOYSA-N cadmium silver Chemical compound [Ag].[Cd] NSAODVHAXBZWGW-UHFFFAOYSA-N 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000010405 reoxidation reaction Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000010946 fine silver Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Substances [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/001—Starting from powder comprising reducible metal compounds
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1078—Alloys containing non-metals by internal oxidation of material in solid state
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C5/00—Alloys based on noble metals
- C22C5/06—Alloys based on silver
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Powder Metallurgy (AREA)
- Conductive Materials (AREA)
- Contacts (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Manufacture Of Switches (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3966472A GB1397319A (en) | 1972-08-25 | 1972-08-25 | Electrically conductive materials |
| DE2341729A DE2341729C3 (de) | 1972-08-25 | 1973-08-17 | Verfahren zur Herstellung eines elektrisch leitenden Verbundpulvers |
| FR7330555A FR2197210B1 (enrdf_load_stackoverflow) | 1972-08-25 | 1973-08-23 | |
| JP9448473A JPS5443470B2 (enrdf_load_stackoverflow) | 1972-08-25 | 1973-08-24 | |
| CH32374A CH599658A5 (en) | 1972-08-25 | 1974-01-11 | Electrically conducting material, esp. silver contg. cadmium oxide |
| BE139779A BE809711A (fr) | 1972-08-25 | 1974-01-14 | Matieres composees conductrices de l'electricite |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3966472A GB1397319A (en) | 1972-08-25 | 1972-08-25 | Electrically conductive materials |
| CH32374A CH599658A5 (en) | 1972-08-25 | 1974-01-11 | Electrically conducting material, esp. silver contg. cadmium oxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH599658A5 true CH599658A5 (en) | 1978-05-31 |
Family
ID=25684220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH32374A CH599658A5 (en) | 1972-08-25 | 1974-01-11 | Electrically conducting material, esp. silver contg. cadmium oxide |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5443470B2 (enrdf_load_stackoverflow) |
| BE (1) | BE809711A (enrdf_load_stackoverflow) |
| CH (1) | CH599658A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2341729C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2197210B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1397319A (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1449746A (en) * | 1974-06-07 | 1976-09-15 | Square D Co | Method of producing a silver-cadmium oxide electricylly conduc tive composite material |
| GB1444199A (en) * | 1974-06-14 | 1976-07-28 | Square D Co | Method of producing a silver cadmium oxide electrically conductive composite material |
| GB1469976A (en) * | 1974-06-15 | 1977-04-14 | Square D Co | Method for producing an electrical power contact |
| US4095977A (en) * | 1976-08-13 | 1978-06-20 | Square D Company | Material for making electrical contacts, process for making materials, and contacts made with the material |
| US4502899A (en) * | 1981-06-30 | 1985-03-05 | Matsushita Electric Works, Ltd. | Electric joint material |
| 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 |
-
1972
- 1972-08-25 GB GB3966472A patent/GB1397319A/en not_active Expired
-
1973
- 1973-08-17 DE DE2341729A patent/DE2341729C3/de not_active Expired
- 1973-08-23 FR FR7330555A patent/FR2197210B1/fr not_active Expired
- 1973-08-24 JP JP9448473A patent/JPS5443470B2/ja not_active Expired
-
1974
- 1974-01-11 CH CH32374A patent/CH599658A5/de not_active IP Right Cessation
- 1974-01-14 BE BE139779A patent/BE809711A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2197210B1 (enrdf_load_stackoverflow) | 1978-05-26 |
| FR2197210A1 (enrdf_load_stackoverflow) | 1974-03-22 |
| DE2341729B2 (de) | 1978-07-06 |
| GB1397319A (en) | 1975-06-11 |
| JPS5443470B2 (enrdf_load_stackoverflow) | 1979-12-20 |
| JPS49108585A (enrdf_load_stackoverflow) | 1974-10-16 |
| BE809711A (fr) | 1974-05-02 |
| DE2341729C3 (de) | 1979-03-15 |
| DE2341729A1 (de) | 1974-03-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |