SE408605B - Forfarande for framstellning av en varistorkropp av zinkoxidtyp - Google Patents
Forfarande for framstellning av en varistorkropp av zinkoxidtypInfo
- Publication number
- SE408605B SE408605B SE7614488A SE7614488A SE408605B SE 408605 B SE408605 B SE 408605B SE 7614488 A SE7614488 A SE 7614488A SE 7614488 A SE7614488 A SE 7614488A SE 408605 B SE408605 B SE 408605B
- Authority
- SE
- Sweden
- Prior art keywords
- zincoxide
- procedure
- production
- varistor body
- type varistor
- Prior art date
Links
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
- H01C7/105—Varistor cores
- H01C7/108—Metal oxide
- H01C7/112—ZnO type
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermistors And Varistors (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/643,541 US4046847A (en) | 1975-12-22 | 1975-12-22 | Process for improving the stability of sintered zinc oxide varistors |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7614488L SE7614488L (sv) | 1977-06-23 |
SE408605B true SE408605B (sv) | 1979-06-18 |
Family
ID=24581246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7614488A SE408605B (sv) | 1975-12-22 | 1976-12-22 | Forfarande for framstellning av en varistorkropp av zinkoxidtyp |
Country Status (7)
Country | Link |
---|---|
US (1) | US4046847A (sv) |
JP (1) | JPS5287695A (sv) |
AU (1) | AU504717B2 (sv) |
BR (1) | BR7608567A (sv) |
CH (1) | CH629024A5 (sv) |
DE (1) | DE2651890A1 (sv) |
SE (1) | SE408605B (sv) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4147670A (en) * | 1975-12-04 | 1979-04-03 | Nippon Electric Co., Ltd. | Nonohmic ZnO ceramics including Bi2 O3, CoO, MnO, Sb2 O.sub.3 |
JPS52136386A (en) * | 1976-05-10 | 1977-11-15 | Marukon Denshi Kk | Method of manufacturing ceramic varistor |
CH601135A5 (sv) * | 1976-07-01 | 1978-06-30 | Bbc Brown Boveri & Cie | |
JPS5436594A (en) * | 1977-08-29 | 1979-03-17 | Fuji Electric Co Ltd | Presarvation of voltage non-linear resistance element consisted of zinc oxide |
US4243622A (en) * | 1978-12-07 | 1981-01-06 | General Electric Company | Method for manufacturing zinc oxide varistors having reduced voltage drift |
US4272411A (en) * | 1979-03-08 | 1981-06-09 | Electric Power Research Institute | Metal oxide varistor and method |
US4490014A (en) * | 1979-05-10 | 1984-12-25 | General Electric Company | Liquid crystal display with low capacitance zinc oxide varistor |
US4297250A (en) * | 1980-01-07 | 1981-10-27 | Westinghouse Electric Corp. | Method of producing homogeneous ZnO non-linear powder compositions |
SE421462B (sv) * | 1980-05-05 | 1981-12-21 | Asea Ab | Ventilavledare |
US4383237A (en) * | 1980-05-07 | 1983-05-10 | Matsushita Electric Industrial Co., Ltd. | Voltage-dependent resistor |
US4374049A (en) * | 1980-06-06 | 1983-02-15 | General Electric Company | Zinc oxide varistor composition not containing silica |
US4409728A (en) * | 1980-10-27 | 1983-10-18 | General Electric Company | Method of making a stable high voltage DC varistor |
JPS5812306A (ja) * | 1981-07-16 | 1983-01-24 | 株式会社東芝 | 酸化物電圧非直線抵抗体及びその製造方法 |
US4474718A (en) * | 1981-07-27 | 1984-10-02 | Electric Power Research Institute | Method of fabricating non-linear voltage limiting device |
US4460623A (en) * | 1981-11-02 | 1984-07-17 | General Electric Company | Method of varistor capacitance reduction by boron diffusion |
JPS5965406A (ja) * | 1982-10-07 | 1984-04-13 | 株式会社富士電機総合研究所 | 電圧非直線抵抗体 |
JPS59117203A (ja) * | 1982-12-24 | 1984-07-06 | 株式会社東芝 | 電圧電流非直線抵抗体 |
CA1206742A (en) * | 1982-12-24 | 1986-07-02 | Hideyuki Kanai | Varistor |
US4510112A (en) * | 1983-01-21 | 1985-04-09 | The United States Of America As Represented By The United States Department Of Energy | Process for fabricating ZnO-based varistors |
JPH0316251Y2 (sv) * | 1985-03-04 | 1991-04-08 | ||
US4940960A (en) * | 1987-12-22 | 1990-07-10 | Ngk Insulators, Ltd. | Highly densified voltage non-linear resistor and method of manufacturing the same |
US5264169A (en) * | 1989-12-15 | 1993-11-23 | Electric Power Research Institute, Inc. | Surge stability improvement of zinc oxide varistor discs |
US5307046A (en) * | 1991-05-22 | 1994-04-26 | Hubbell Incorporated | Passivating coating for metal oxide varistors |
US5203915A (en) * | 1991-05-22 | 1993-04-20 | Hubbell Incorporated | Passivating coating for metal oxide varistors |
JP2870317B2 (ja) * | 1992-09-03 | 1999-03-17 | 松下電器産業株式会社 | セラミック磁器素子の製造方法 |
US5366935A (en) * | 1994-03-14 | 1994-11-22 | Hubbell Incorporated | Passivating coating for metal oxide varistors |
JPH07320908A (ja) * | 1994-05-19 | 1995-12-08 | Tdk Corp | 酸化亜鉛系バリスタの製造方法および酸化亜鉛系バリスタ |
DE4421102A1 (de) * | 1994-06-16 | 1996-01-25 | Siemens Matsushita Components | Elektrisches Bauelement |
US5614074A (en) * | 1994-12-09 | 1997-03-25 | Harris Corporation | Zinc phosphate coating for varistor and method |
TW466507B (en) * | 1999-10-04 | 2001-12-01 | Toshiba Corp | Voltage nonlinear resistor and its manufacture |
SI24523A (sl) | 2013-10-02 | 2015-04-30 | Razvojni Center Enem Novi Materiali D.O.O. | Postopek izdelave varistorske keramike in varistorjev z nizkim tokom puščanja |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3867145A (en) * | 1969-04-05 | 1975-02-18 | Rank Xerox Ltd | Methanol and heat treated zinc oxide |
JPS5519041B2 (sv) * | 1972-07-20 | 1980-05-23 | ||
US3959543A (en) * | 1973-05-17 | 1976-05-25 | General Electric Company | Non-linear resistance surge arrester disc collar and glass composition thereof |
-
1975
- 1975-12-22 US US05/643,541 patent/US4046847A/en not_active Expired - Lifetime
-
1976
- 1976-11-13 DE DE19762651890 patent/DE2651890A1/de not_active Withdrawn
- 1976-11-18 AU AU19752/76A patent/AU504717B2/en not_active Expired
- 1976-12-07 CH CH1537876A patent/CH629024A5/de not_active IP Right Cessation
- 1976-12-20 BR BR7608567A patent/BR7608567A/pt unknown
- 1976-12-21 JP JP15296476A patent/JPS5287695A/ja active Granted
- 1976-12-22 SE SE7614488A patent/SE408605B/sv unknown
Also Published As
Publication number | Publication date |
---|---|
JPS5287695A (en) | 1977-07-21 |
DE2651890A1 (de) | 1977-06-23 |
CH629024A5 (de) | 1982-03-31 |
SE7614488L (sv) | 1977-06-23 |
BR7608567A (pt) | 1978-07-18 |
US4046847A (en) | 1977-09-06 |
JPS5638044B2 (sv) | 1981-09-03 |
AU1975276A (en) | 1978-05-25 |
AU504717B2 (en) | 1979-10-25 |
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