DE2445626C2 - Varistor - Google Patents
VaristorInfo
- Publication number
- DE2445626C2 DE2445626C2 DE2445626A DE2445626A DE2445626C2 DE 2445626 C2 DE2445626 C2 DE 2445626C2 DE 2445626 A DE2445626 A DE 2445626A DE 2445626 A DE2445626 A DE 2445626A DE 2445626 C2 DE2445626 C2 DE 2445626C2
- Authority
- DE
- Germany
- Prior art keywords
- mol
- oxide
- coating
- varistor
- mass body
- 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
- 239000007795 chemical reaction product Substances 0.000 claims description 11
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 10
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000011787 zinc oxide Substances 0.000 claims description 5
- 229910000416 bismuth oxide Inorganic materials 0.000 claims description 4
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 claims description 4
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 239000003960 organic solvent Substances 0.000 claims 1
- -1 xobalt oxide Chemical compound 0.000 claims 1
- 238000000576 coating method Methods 0.000 description 27
- 239000011248 coating agent Substances 0.000 description 26
- 239000002245 particle Substances 0.000 description 10
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 238000013459 approach Methods 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011236 particulate material Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 2
- 238000010285 flame spraying Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229940028356 diethylene glycol monobutyl ether Drugs 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- JCGNDDUYTRNOFT-UHFFFAOYSA-N oxolane-2,4-dione Chemical compound O=C1COC(=O)C1 JCGNDDUYTRNOFT-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000012749 thinning agent Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/102—Varistor boundary, e.g. surface layers
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermistors And Varistors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US401307A US3903494A (en) | 1973-09-27 | 1973-09-27 | Metal oxide varistor with coating that enhances contact adhesion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2445626A1 DE2445626A1 (de) | 1975-04-03 |
| DE2445626C2 true DE2445626C2 (de) | 1986-09-18 |
Family
ID=23587195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2445626A Expired DE2445626C2 (de) | 1973-09-27 | 1974-09-25 | Varistor |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3903494A (enrdf_load_stackoverflow) |
| JP (1) | JPS5623283B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1020288A (enrdf_load_stackoverflow) |
| DE (1) | DE2445626C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2246032B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1483812A (enrdf_load_stackoverflow) |
| IE (1) | IE40005B1 (enrdf_load_stackoverflow) |
| IT (1) | IT1022210B (enrdf_load_stackoverflow) |
| SE (1) | SE395560B (enrdf_load_stackoverflow) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4198443A (en) * | 1978-05-26 | 1980-04-15 | General Electric Company | Sinterless zinc oxide varistor devices |
| US4371860A (en) * | 1979-06-18 | 1983-02-01 | General Electric Company | Solderable varistor |
| US4460623A (en) * | 1981-11-02 | 1984-07-17 | General Electric Company | Method of varistor capacitance reduction by boron diffusion |
| US4538347A (en) * | 1984-06-18 | 1985-09-03 | Gte Laboratories Incorporated | Method for making a varistor package |
| US6279811B1 (en) | 2000-05-12 | 2001-08-28 | Mcgraw-Edison Company | Solder application technique |
| US6735068B1 (en) | 2001-03-29 | 2004-05-11 | Mcgraw-Edison Company | Electrical apparatus employing one or more housing segments |
| AU2006277738A1 (en) * | 2005-08-05 | 2007-02-15 | Kiwa Spol. S R.O. | Overvoltage protection with status signalling |
| US20080012127A1 (en) * | 2006-06-28 | 2008-01-17 | Inpaq Technology Co., Ltd. | Insulation structure for multilayer passive elements and fabrication method thereof |
| US7741946B2 (en) * | 2007-07-25 | 2010-06-22 | Thinking Electronics Industrial Co., Ltd. | Metal oxide varistor with heat protection |
| JP5248374B2 (ja) * | 2009-03-13 | 2013-07-31 | 新光電気工業株式会社 | ３極避雷管 |
| US8836464B2 (en) * | 2009-06-24 | 2014-09-16 | Ceramate Technical Co., Ltd. | Explosion-proof and flameproof ejection type safety surge-absorbing module |
| US20100328016A1 (en) * | 2009-06-24 | 2010-12-30 | Robert Wang | Safe surge absorber module |
| US9165702B2 (en) * | 2011-03-07 | 2015-10-20 | James P. Hagerty | Thermally-protected varistor |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE635491C (de) * | 1933-07-25 | 1936-09-18 | Aeg | Aus leitfaehigen Stoffen und Bindemitteln zusammengesetzter Widerstand fuer UEberspannungsableiter |
| NL39212C (enrdf_load_stackoverflow) * | 1933-07-26 | |||
| DE688073C (de) * | 1934-10-27 | 1940-02-12 | Ellinger & Geissler Fabrik Ele | Verfahren zur Herstellung von metallischen End- oder Zwischenkontakten auf kohlenstoff-haltigen Halbleiterschichten fuer feste und veraenderliche Widerstaende |
| US2501322A (en) * | 1946-11-07 | 1950-03-21 | Westinghouse Electric Corp | Moisture-resistant lightning arrester valve block |
| US3069294A (en) * | 1954-06-03 | 1962-12-18 | Corning Glass Works | Electrical metal oxide resistor having a glass enamel coating |
| DE1046154B (de) * | 1956-03-29 | 1958-12-11 | Siemens Ag | Elektrischer Schichtwiderstand mit zur Kontaktierung dienender Metallschicht |
| JPS521113B1 (enrdf_load_stackoverflow) * | 1966-05-16 | 1977-01-12 | ||
| CA831691A (en) * | 1967-10-09 | 1970-01-06 | Matsuoka Michio | Non-linear resistors of bulk type |
| US3512057A (en) * | 1968-03-21 | 1970-05-12 | Teledyne Systems Corp | Semiconductor device with barrier impervious to fast ions and method of making |
-
1973
- 1973-09-27 US US401307A patent/US3903494A/en not_active Expired - Lifetime
-
1974
- 1974-08-19 CA CA207,348A patent/CA1020288A/en not_active Expired
- 1974-08-26 IE IE1766/74A patent/IE40005B1/xx unknown
- 1974-09-23 GB GB41268/74A patent/GB1483812A/en not_active Expired
- 1974-09-23 IT IT27581/74A patent/IT1022210B/it active
- 1974-09-25 DE DE2445626A patent/DE2445626C2/de not_active Expired
- 1974-09-25 SE SE7412080A patent/SE395560B/xx not_active IP Right Cessation
- 1974-09-26 JP JP11004474A patent/JPS5623283B2/ja not_active Expired
- 1974-09-26 FR FR7432405A patent/FR2246032B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1483812A (en) | 1977-08-24 |
| DE2445626A1 (de) | 1975-04-03 |
| CA1020288A (en) | 1977-11-01 |
| IE40005B1 (en) | 1979-02-14 |
| SE395560B (sv) | 1977-08-15 |
| IE40005L (en) | 1975-03-27 |
| JPS5623283B2 (enrdf_load_stackoverflow) | 1981-05-30 |
| JPS5076590A (enrdf_load_stackoverflow) | 1975-06-23 |
| US3903494A (en) | 1975-09-02 |
| SE7412080L (enrdf_load_stackoverflow) | 1975-04-01 |
| FR2246032B1 (enrdf_load_stackoverflow) | 1983-04-15 |
| IT1022210B (it) | 1978-03-20 |
| FR2246032A1 (enrdf_load_stackoverflow) | 1975-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8120 | Willingness to grant licences paragraph 23 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |