DE2444907B2 - Verfahren zur herstellung eines streifenfoermigen elektrischen widerstandes - Google Patents
Verfahren zur herstellung eines streifenfoermigen elektrischen widerstandesInfo
- Publication number
- DE2444907B2 DE2444907B2 DE19742444907 DE2444907A DE2444907B2 DE 2444907 B2 DE2444907 B2 DE 2444907B2 DE 19742444907 DE19742444907 DE 19742444907 DE 2444907 A DE2444907 A DE 2444907A DE 2444907 B2 DE2444907 B2 DE 2444907B2
- Authority
- DE
- Germany
- Prior art keywords
- powder
- metal
- mixture
- polytetrafluoroethylene
- mold
- 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
- 238000000034 method Methods 0.000 title claims description 37
- 229910052751 metal Inorganic materials 0.000 claims description 36
- 239000002184 metal Substances 0.000 claims description 36
- 239000000843 powder Substances 0.000 claims description 36
- 239000000203 mixture Substances 0.000 claims description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 26
- -1 polytetrafluoroethylene Polymers 0.000 claims description 20
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 20
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 19
- 239000002245 particle Substances 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 14
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 229910052709 silver Inorganic materials 0.000 claims description 7
- 239000004332 silver Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000005520 cutting process Methods 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 239000002923 metal particle Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000000748 compression moulding Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/30—Apparatus or processes specially adapted for manufacturing resistors adapted for baking
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
- Surface Heating Bodies (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10717973A JPS5428976B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-09-21 | 1973-09-21 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2444907A1 DE2444907A1 (de) | 1975-04-24 |
| DE2444907B2 true DE2444907B2 (de) | 1977-07-21 |
| DE2444907C3 DE2444907C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-03-09 |
Family
ID=14452459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742444907 Granted DE2444907B2 (de) | 1973-09-21 | 1974-09-19 | Verfahren zur herstellung eines streifenfoermigen elektrischen widerstandes |
Country Status (4)
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4876440A (en) * | 1976-12-13 | 1989-10-24 | Raychem Corporation | Electrical devices comprising conductive polymer compositions |
| US4764664A (en) * | 1976-12-13 | 1988-08-16 | Raychem Corporation | Electrical devices comprising conductive polymer compositions |
| US4426339B1 (en) | 1976-12-13 | 1993-12-21 | Raychem Corp. | Method of making electrical devices comprising conductive polymer compositions |
| US4866253A (en) * | 1976-12-13 | 1989-09-12 | Raychem Corporation | Electrical devices comprising conductive polymer compositions |
| US6210607B1 (en) | 1978-04-24 | 2001-04-03 | Raychem Limited | Electrically conductive materials |
| DE2901758A1 (de) * | 1979-01-18 | 1980-07-31 | Basf Ag | Verfahren zur herstellung elektrisch leitender polyolefinformkoerper und deren verwendung |
| US4467772A (en) * | 1982-04-13 | 1984-08-28 | Williamson Charles A | Modular barrel fuel injection apparatus |
| US4921648A (en) * | 1983-04-02 | 1990-05-01 | Raychem Corporation | Method of joining an article comprising a conductive polymer composition to a polymeric substrate |
| ES8702621A1 (es) * | 1984-04-04 | 1987-01-01 | Raychem Corp | Un metodo para unir reparar reforzar o modificar de otro modo un sustrato, en particular tuberias compuestas de un polimero organico. |
| US5030487A (en) * | 1984-04-04 | 1991-07-09 | Raychem Corporation | Heat recoverable article comprising conductive polymer compositions |
| US4853165A (en) * | 1984-04-04 | 1989-08-01 | Raychem Corporation | Method of using heat-recoverable articles comprising conductive polymer compositions |
| US4671928A (en) * | 1984-04-26 | 1987-06-09 | International Business Machines Corporation | Method of controlling the sintering of metal particles |
| US4776978A (en) * | 1984-04-26 | 1988-10-11 | International Business Machines Corporation | Method of controlling the sintering of metal particles |
| US4692387A (en) * | 1984-10-02 | 1987-09-08 | E. I. Du Pont De Nemours And Company | Sintering of metal interlayers within organic polymeric films |
| DE3789325T2 (de) * | 1986-01-14 | 1994-10-27 | Raychem Corp | Leitfähige Polymerzusammensetzung. |
| US4752529A (en) * | 1986-01-21 | 1988-06-21 | E. I. Du Pont De Nemours And Company | Metal interlayers in films by counter-current diffusion |
| US4938820A (en) * | 1987-06-11 | 1990-07-03 | Raychem Corporation | Joining of sheets |
| US5286952A (en) * | 1987-06-11 | 1994-02-15 | Raychem Corporation | Methods and devices which make use of conductive polymers to join articles |
| US5106538A (en) * | 1987-07-21 | 1992-04-21 | Raychem Corporation | Conductive polymer composition |
| IL96196A (en) * | 1989-11-01 | 1995-03-30 | Raychem Ltd | Electrically conductive polymeric preparation |
| US5111025A (en) * | 1990-02-09 | 1992-05-05 | Raychem Corporation | Seat heater |
| US5167889A (en) * | 1991-06-10 | 1992-12-01 | Hoechst Celanese Corp. | Process for pressure sintering polymeric compositions |
| DE4234497A1 (de) * | 1992-10-13 | 1994-04-14 | Hoffmann Elektrokohle | Verfahren zum Herstellen von Schleifkörpern für elektrische Kollektoren o. dgl. |
| US5683639A (en) * | 1996-10-03 | 1997-11-04 | E. I. Du Pont De Nemours And Company | Shortened sintering cycle for molded polytetrafluoroethylene articles |
| US20050172671A1 (en) * | 2002-06-26 | 2005-08-11 | Hoya Corporation | Methods of manufacturing molded glass articles |
| US9745941B2 (en) * | 2014-04-29 | 2017-08-29 | Ford Global Technologies, Llc | Tunable starter resistor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2964476A (en) * | 1960-12-13 | Process for producing a metal-lubricant | ||
| US3027626A (en) * | 1958-07-09 | 1962-04-03 | Barden Corp | Method of making a sintered polyamide resin ball bearing retainer |
| US3076233A (en) * | 1961-02-28 | 1963-02-05 | Budd Co | Method of stress-relieving free-sintered polytetrafluoroethylene |
| US3351882A (en) * | 1964-10-09 | 1967-11-07 | Polyelectric Corp | Plastic resistance elements and methods for making same |
-
1973
- 1973-09-21 JP JP10717973A patent/JPS5428976B2/ja not_active Expired
-
1974
- 1974-09-17 US US05/506,791 patent/US4055615A/en not_active Expired - Lifetime
- 1974-09-17 GB GB4034474A patent/GB1449539A/en not_active Expired
- 1974-09-19 DE DE19742444907 patent/DE2444907B2/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2444907A1 (de) | 1975-04-24 |
| JPS5428976B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-09-20 |
| US4055615A (en) | 1977-10-25 |
| GB1449539A (en) | 1976-09-15 |
| DE2444907C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-03-09 |
| JPS5056640A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-05-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2444907B2 (de) | Verfahren zur herstellung eines streifenfoermigen elektrischen widerstandes | |
| DE1494994C3 (de) | Elektromagnetische Energie abschirmendes Material | |
| DE2154163C3 (de) | Verfahren zur Herstellung eines verlustbehafteten Hochfrequenzfilters | |
| DE2116935B2 (de) | Elektrische druckabhängige Schalteinrichtung sowie Verfahren zu ihrer Herstellung | |
| DE2103319A1 (de) | Polymerelement und Verfahren zu seiner Herstellung | |
| DE2740808A1 (de) | Metalloxydvaristor | |
| DE2536361A1 (de) | Elektrisch leitender klebstoff | |
| DE3023108C2 (de) | Verfahren zum Herstellen eines Kommutators | |
| DE10224738B4 (de) | Stromführendes Element für einen Gleichstrommotor bei einer Kraftstoffpumpe, Verfahren zum Herstellen von selbigem und Kraftstoffpumpe | |
| DE2821750A1 (de) | Elektrisch leitfaehiges silikongummi | |
| DE2453065C2 (de) | Varistor und Verfahren zu seiner Herstellung | |
| EP1208573A1 (de) | Anode für elektrolytkondensatoren, elektrolyt-kondensator und verfahren zur herstellung der anode | |
| DE2822956C2 (de) | Verfahren zur Herstellung von Schaltkontakten für einen Vakuumschalter | |
| DE2312337A1 (de) | Verfahren zur herstellung trockener aluminiumkondensatoren, sowie gemaess diesem verfahren hergestellte kondensatoren | |
| DE3516649A1 (de) | Selbstschmierendes lager | |
| DE3232708A1 (de) | Vakuumschaltroehre mit schraubenlinienfoermiger strombahn | |
| DE2364520C3 (de) | Verfahren zur Herstellung einer gedruckten Schaltung | |
| DE2445627C2 (de) | Verfahren zum Herstellen eines Varistorkörpers und nach diesem Verfahren hergestellter Varistorkörper | |
| DE3876591T2 (de) | Druckempfindlicher elektrischer widerstand und herstellungsverfahren. | |
| DE69411803T2 (de) | Elektrode und Verfahren zur Herstellung eines Elektrodenmaterials | |
| DE2444907C2 (de) | Verfahren zur Herstellung eines streifenförmigen elektrischen Widerstandes | |
| DE1258520B (de) | Verfahren zur Herstellung eines aus einer Flachspule bestehenden Heizers fuer eine Kathode oder einer aus einer Flachspule bestehenden Kathode | |
| DE2824117A1 (de) | Verfahren zum herstellen eines anisotropen sinterverbundwerkstoffes mit richtgefuege | |
| DE2747089C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE2526137C2 (de) | Verfahren zur Herstellung eines Zinkoxid-Varistors |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: HENKEL, G., DR.PHIL. FEILER, L., DR.RER.NAT. HAENZEL, W., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN |