CA1293118C - Voltage non-linear resistor and its manufacture - Google Patents

Voltage non-linear resistor and its manufacture

Info

Publication number
CA1293118C
CA1293118C CA000531586A CA531586A CA1293118C CA 1293118 C CA1293118 C CA 1293118C CA 000531586 A CA000531586 A CA 000531586A CA 531586 A CA531586 A CA 531586A CA 1293118 C CA1293118 C CA 1293118C
Authority
CA
Canada
Prior art keywords
oxides
mol
calculated
voltage non
sio2
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 - Lifetime
Application number
CA000531586A
Other languages
English (en)
French (fr)
Inventor
Masami Nakata
Osamu Imai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NGK Insulators Ltd
Original Assignee
NGK Insulators Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13705552&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1293118(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by NGK Insulators Ltd filed Critical NGK Insulators Ltd
Application granted granted Critical
Publication of CA1293118C publication Critical patent/CA1293118C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H01C7/12—Overvoltage protection resistors; Arresters
    • 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
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermistors And Varistors (AREA)
  • Compositions Of Oxide Ceramics (AREA)
CA000531586A 1986-04-09 1987-03-10 Voltage non-linear resistor and its manufacture Expired - Lifetime CA1293118C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61079983A JPS62237703A (ja) 1986-04-09 1986-04-09 電圧非直線抵抗体の製造法
JP79,983/86 1986-04-09

Publications (1)

Publication Number Publication Date
CA1293118C true CA1293118C (en) 1991-12-17

Family

ID=13705552

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000531586A Expired - Lifetime CA1293118C (en) 1986-04-09 1987-03-10 Voltage non-linear resistor and its manufacture

Country Status (6)

Country Link
US (1) US4724416A (enExample)
EP (1) EP0241150B1 (enExample)
JP (1) JPS62237703A (enExample)
KR (1) KR910002259B1 (enExample)
CA (1) CA1293118C (enExample)
DE (1) DE3763121D1 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6450503A (en) * 1987-08-21 1989-02-27 Ngk Insulators Ltd Voltage-dependent nonlinear resistor
JP2552309B2 (ja) * 1987-11-12 1996-11-13 株式会社明電舎 非直線抵抗体
JPH0834136B2 (ja) * 1987-12-07 1996-03-29 日本碍子株式会社 電圧非直線抵抗体
US4940960A (en) * 1987-12-22 1990-07-10 Ngk Insulators, Ltd. Highly densified voltage non-linear resistor and method of manufacturing the same
JPH01228105A (ja) * 1988-03-09 1989-09-12 Ngk Insulators Ltd 電圧非直線抵抗体の製造方法
JPH07105285B2 (ja) * 1988-03-10 1995-11-13 日本碍子株式会社 電圧非直線抵抗体
DE68910621T2 (de) * 1988-08-10 1994-05-19 Ngk Insulators Ltd Nichtlineare spannungsabhängige Widerstände.
JPH0812807B2 (ja) * 1988-11-08 1996-02-07 日本碍子株式会社 電圧非直線抵抗体及びその製造方法
EP0408308B1 (en) * 1989-07-11 1994-10-12 Ngk Insulators, Ltd. Process for manufacturing a voltage non-linear resistor and a zinc oxide material to be used therefor
US5269971A (en) * 1989-07-11 1993-12-14 Ngk Insulators, Ltd. Starting material for use in manufacturing a voltage non-linear resistor
US5250281A (en) * 1989-07-11 1993-10-05 Ngk Insulators, Ltd. Process for manufacturing a voltage non-linear resistor and a zinc oxide material to be used therefor
US4996510A (en) * 1989-12-08 1991-02-26 Raychem Corporation Metal oxide varistors and methods therefor
JP2572881B2 (ja) * 1990-08-20 1997-01-16 日本碍子株式会社 ギャップ付避雷器用電圧非直線抵抗体とその製造方法
US5225111A (en) * 1990-08-29 1993-07-06 Ngk Insulators, Ltd. Voltage non-linear resistor and method of producing the same
JPH11340009A (ja) * 1998-05-25 1999-12-10 Toshiba Corp 非直線抵抗体
KR100436021B1 (ko) * 2002-01-15 2004-06-12 (주) 래트론 산화아연 바리스터 및 그 제조방법
US7634412B2 (en) * 2003-12-11 2009-12-15 Nuance Communications, Inc. Creating a voice response grammar from a user grammar
WO2006032945A1 (es) * 2004-09-24 2006-03-30 Humberto Arenas Barragan Material tensioactivo para sistemas de puesta a tierra
CN103325512B (zh) * 2013-06-28 2015-12-02 清华大学 一种高梯度氧化锌压敏阀片的侧面绝缘层制备方法
CN106747406A (zh) * 2017-02-14 2017-05-31 爱普科斯电子元器件(珠海保税区)有限公司 无铅高绝缘陶瓷涂层氧化锌避雷器阀片及其制备方法
CN109741893A (zh) * 2018-11-28 2019-05-10 清华大学 耐受4/10μs大电流冲击的氧化锌压敏电阻侧面高阻层制备工艺
CN116535229A (zh) * 2023-05-24 2023-08-04 南阳金牛电气有限公司 一种氧化锌电阻片预烧片端面粘结剂及其制备方法和使用方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5249491A (en) * 1975-10-16 1977-04-20 Meidensha Electric Mfg Co Ltd Non-linear resistor
US4386021A (en) * 1979-11-27 1983-05-31 Matsushita Electric Industrial Co., Ltd. Voltage-dependent resistor and method of making the same
US4374160A (en) * 1981-03-18 1983-02-15 Kabushiki Kaisha Meidensha Method of making a non-linear voltage-dependent resistor
JPH0247351B2 (ja) * 1982-09-02 1990-10-19 Seikosha Kk Inpakutoshikipurinta
JPS5941286A (ja) * 1982-09-02 1984-03-07 Tokyo Electric Co Ltd プリンタの用紙案内装置
JPS604563A (ja) * 1983-06-22 1985-01-11 Kansai Paint Co Ltd 缶内面用塗料組成物

Also Published As

Publication number Publication date
DE3763121D1 (de) 1990-07-12
KR910002259B1 (ko) 1991-04-08
JPH0252404B2 (enExample) 1990-11-13
US4724416A (en) 1988-02-09
EP0241150A3 (en) 1989-01-25
EP0241150A2 (en) 1987-10-14
EP0241150B1 (en) 1990-06-06
JPS62237703A (ja) 1987-10-17
KR870010569A (ko) 1987-11-30

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