ATE117828T1 - Varistormaterial und verfahren zu seiner herstellung. - Google Patents
Varistormaterial und verfahren zu seiner herstellung.Info
- Publication number
- ATE117828T1 ATE117828T1 AT90307689T AT90307689T ATE117828T1 AT E117828 T1 ATE117828 T1 AT E117828T1 AT 90307689 T AT90307689 T AT 90307689T AT 90307689 T AT90307689 T AT 90307689T AT E117828 T1 ATE117828 T1 AT E117828T1
- Authority
- AT
- Austria
- Prior art keywords
- porosity
- zno
- mole
- varistor material
- mno
- Prior art date
Links
- 239000000463 material Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000000203 mixture Substances 0.000 abstract 2
- 150000002697 manganese compounds Chemical class 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 238000005245 sintering Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
-
- 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)
- Power Engineering (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 |
---|---|---|---|
JP1188624A JPH0812814B2 (ja) | 1989-07-20 | 1989-07-20 | バリスタ材料及びその製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE117828T1 true ATE117828T1 (de) | 1995-02-15 |
Family
ID=16226944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT90307689T ATE117828T1 (de) | 1989-07-20 | 1990-07-13 | Varistormaterial und verfahren zu seiner herstellung. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5116542A (de) |
EP (1) | EP0409501B1 (de) |
JP (1) | JPH0812814B2 (de) |
KR (1) | KR970004296B1 (de) |
AT (1) | ATE117828T1 (de) |
CA (1) | CA2021188A1 (de) |
DE (1) | DE69016295T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0685363B2 (ja) * | 1991-09-30 | 1994-10-26 | ソマール株式会社 | 高電圧用バリスタ及びその製造方法 |
JP2623188B2 (ja) * | 1992-01-29 | 1997-06-25 | ソマール株式会社 | バリスタ及びその製造方法 |
US6040286A (en) * | 1995-12-26 | 2000-03-21 | Huff; Karen L. | Through-the-washer-dryer pouch-type detergent bag and method of use |
US20070128822A1 (en) * | 2005-10-19 | 2007-06-07 | Littlefuse, Inc. | Varistor and production method |
US20100189882A1 (en) * | 2006-09-19 | 2010-07-29 | Littelfuse Ireland Development Company Limited | Manufacture of varistors with a passivation layer |
US20090142590A1 (en) * | 2007-12-03 | 2009-06-04 | General Electric Company | Composition and method |
WO2012167010A2 (en) | 2011-06-02 | 2012-12-06 | Cornell University | Manganese oxide nanoparticles, methods and applications |
KR101280151B1 (ko) * | 2013-03-15 | 2013-06-28 | 강성태 | 메인 콘트롤 유압밸브용 블록을 주조하는 사형의 제조방법 |
JP7169776B2 (ja) * | 2018-06-06 | 2022-11-11 | Koa株式会社 | 酸化亜鉛バリスタおよびその製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4094061A (en) * | 1975-11-12 | 1978-06-13 | Westinghouse Electric Corp. | Method of producing homogeneous sintered ZnO non-linear resistors |
JPS58225601A (ja) * | 1982-06-24 | 1983-12-27 | 株式会社東芝 | 非直線抵抗体の製造方法 |
JPH068210B2 (ja) * | 1988-02-18 | 1994-02-02 | ソマール株式会社 | バリスタ材料及びその製法 |
JPH068211B2 (ja) * | 1988-06-15 | 1994-02-02 | ソマール株式会社 | バリスタ材料の製法 |
-
1989
- 1989-07-20 JP JP1188624A patent/JPH0812814B2/ja not_active Expired - Lifetime
-
1990
- 1990-07-12 US US07/551,412 patent/US5116542A/en not_active Expired - Fee Related
- 1990-07-13 EP EP90307689A patent/EP0409501B1/de not_active Expired - Lifetime
- 1990-07-13 DE DE69016295T patent/DE69016295T2/de not_active Expired - Fee Related
- 1990-07-13 AT AT90307689T patent/ATE117828T1/de not_active IP Right Cessation
- 1990-07-13 CA CA002021188A patent/CA2021188A1/en not_active Abandoned
- 1990-07-20 KR KR1019900011065A patent/KR970004296B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
DE69016295T2 (de) | 1995-06-08 |
CA2021188A1 (en) | 1991-01-21 |
JPH0812814B2 (ja) | 1996-02-07 |
US5116542A (en) | 1992-05-26 |
EP0409501B1 (de) | 1995-01-25 |
KR910003706A (ko) | 1991-02-28 |
KR970004296B1 (ko) | 1997-03-26 |
JPH0353501A (ja) | 1991-03-07 |
EP0409501A1 (de) | 1991-01-23 |
DE69016295D1 (de) | 1995-03-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |