CA2319695C - Alliage pour contacts electriques et electrodes et methode de fabrication - Google Patents
Alliage pour contacts electriques et electrodes et methode de fabrication Download PDFInfo
- Publication number
- CA2319695C CA2319695C CA 2319695 CA2319695A CA2319695C CA 2319695 C CA2319695 C CA 2319695C CA 2319695 CA2319695 CA 2319695 CA 2319695 A CA2319695 A CA 2319695A CA 2319695 C CA2319695 C CA 2319695C
- Authority
- CA
- Canada
- Prior art keywords
- alloy
- powder
- copper
- phase
- tungsten
- 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 - Fee Related
Links
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 83
- 239000000956 alloy Substances 0.000 title claims abstract description 83
- 238000004519 manufacturing process Methods 0.000 title description 5
- 239000010949 copper Substances 0.000 claims abstract description 100
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 88
- 239000000843 powder Substances 0.000 claims abstract description 66
- 229910002482 Cu–Ni Inorganic materials 0.000 claims abstract description 51
- 229910052802 copper Inorganic materials 0.000 claims abstract description 47
- 238000005245 sintering Methods 0.000 claims abstract description 45
- 239000002245 particle Substances 0.000 claims abstract description 41
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 39
- 239000000203 mixture Substances 0.000 claims abstract description 37
- 239000002131 composite material Substances 0.000 claims abstract description 36
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000010937 tungsten Substances 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 23
- 229910000765 intermetallic Inorganic materials 0.000 claims abstract description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 23
- 239000011159 matrix material Substances 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 13
- SBYXRAKIOMOBFF-UHFFFAOYSA-N copper tungsten Chemical compound [Cu].[W] SBYXRAKIOMOBFF-UHFFFAOYSA-N 0.000 abstract description 9
- 230000009977 dual effect Effects 0.000 abstract description 2
- 239000012071 phase Substances 0.000 description 34
- 239000000463 material Substances 0.000 description 18
- 238000001226 reprecipitation Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 230000003628 erosive effect Effects 0.000 description 9
- 239000011148 porous material Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 239000007791 liquid phase Substances 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 6
- 238000001778 solid-state sintering Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000001016 Ostwald ripening Methods 0.000 description 5
- 238000002441 X-ray diffraction Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000005336 cracking Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000006104 solid solution Substances 0.000 description 3
- 230000003313 weakening effect Effects 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 210000003739 neck Anatomy 0.000 description 2
- 238000000879 optical micrograph Methods 0.000 description 2
- 238000000399 optical microscopy Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004626 scanning electron microscopy Methods 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009760 electrical discharge machining Methods 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000320 mechanical mixture Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000013031 physical testing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012925 reference material Substances 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
- Contacts (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15864099P | 1999-10-08 | 1999-10-08 | |
| US60/158,640 | 1999-10-08 | ||
| US09/652,175 | 2000-08-31 | ||
| US09/652,175 US6375708B1 (en) | 1994-12-22 | 2000-08-31 | Alloy for electrical contacts and electrodes and method of making |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2319695A1 CA2319695A1 (fr) | 2001-04-08 |
| CA2319695C true CA2319695C (fr) | 2009-10-06 |
Family
ID=22569043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2319695 Expired - Fee Related CA2319695C (fr) | 1999-10-08 | 2000-09-15 | Alliage pour contacts electriques et electrodes et methode de fabrication |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2319695C (fr) |
-
2000
- 2000-09-15 CA CA 2319695 patent/CA2319695C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2319695A1 (fr) | 2001-04-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |