DE3830597C2 - - Google Patents

Info

Publication number
DE3830597C2
DE3830597C2 DE3830597A DE3830597A DE3830597C2 DE 3830597 C2 DE3830597 C2 DE 3830597C2 DE 3830597 A DE3830597 A DE 3830597A DE 3830597 A DE3830597 A DE 3830597A DE 3830597 C2 DE3830597 C2 DE 3830597C2
Authority
DE
Germany
Prior art keywords
sintered
powder
granulated
sintering
mixture
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
DE3830597A
Other languages
German (de)
English (en)
Other versions
DE3830597A1 (de
Inventor
Koichi Tsuda
Kazuo Mukae
Toyoshige Sakaguchi
Takashi Kawasaki Kanagawa Jp Ishii
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric Co 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
Application filed by Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Publication of DE3830597A1 publication Critical patent/DE3830597A1/de
Application granted granted Critical
Publication of DE3830597C2 publication Critical patent/DE3830597C2/de
Granted 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
    • H01C7/105—Varistor cores
    • H01C7/108—Metal oxide
    • H01C7/112—ZnO type
    • 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)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermistors And Varistors (AREA)
DE3830597A 1987-09-11 1988-09-08 Verfahren zur herstellung eines widerstands mit nichtlinearer spannungscharakteristik Granted DE3830597A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62228093A JPH0630284B2 (ja) 1987-09-11 1987-09-11 電圧非直線抵抗素子の製造方法

Publications (2)

Publication Number Publication Date
DE3830597A1 DE3830597A1 (de) 1989-03-30
DE3830597C2 true DE3830597C2 (enExample) 1991-06-20

Family

ID=16871077

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3830597A Granted DE3830597A1 (de) 1987-09-11 1988-09-08 Verfahren zur herstellung eines widerstands mit nichtlinearer spannungscharakteristik

Country Status (3)

Country Link
US (1) US4981624A (enExample)
JP (1) JPH0630284B2 (enExample)
DE (1) DE3830597A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0667626A3 (en) * 1994-02-10 1996-04-17 Hitachi Ltd Voltage dependent nonlinear resistance and manufacturing process.
EP1274102B1 (de) * 2001-07-02 2011-02-23 ABB Schweiz AG Polymercompound mit nichtlinearer Strom-Spannungs-Kennlinie und Verfahren zur Herstellung eines Polymercompounds
US8399092B2 (en) 2009-10-07 2013-03-19 Sakai Chemical Industry Co., Ltd. Zinc oxide particle having high bulk density, method for producing it, exoergic filler, exoergic resin composition, exoergic grease and exoergic coating composition
MY149016A (en) * 2009-10-07 2013-06-28 Sakai Chemical Industry Co Zinc oxide particle, method for producing it, exoergic filler, exoergic resin composition, exoergic grease and exoergic coating composition

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2459599C3 (de) * 1974-12-13 1980-04-17 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Herstellung eines aufgrund der Zusammensetzung seiner Masse selbst spannungsabhängigen Widerstandskörpers auf der Basis von Zirkoxid
NL181156C (nl) * 1975-09-25 1987-06-16 Gen Electric Werkwijze voor de vervaardiging van een metaaloxide varistor.
US4094061A (en) * 1975-11-12 1978-06-13 Westinghouse Electric Corp. Method of producing homogeneous sintered ZnO non-linear resistors
JPS5364752A (en) * 1976-11-19 1978-06-09 Matsushita Electric Industrial Co Ltd Method of manufacturing voltage nonlinear resistor
AU497337B2 (en) * 1976-11-19 1978-12-07 Matsushita Electric Industrial Co., Ltd. Voltage-dependent resistor
JPS5611203A (en) * 1979-07-10 1981-02-04 Yoshitomi Pharmaceutical Manufacture of antisepsis treated plywood
US4397773A (en) * 1980-09-26 1983-08-09 General Electric Company Varistor with tetragonal antimony zinc oxide additive
JPS6049608A (ja) * 1983-08-29 1985-03-18 マルコン電子株式会社 バリスタの製造方法
EP0200126B1 (de) * 1985-04-29 1990-09-26 BBC Brown Boveri AG Verfahren zur Herstellung eines spannungsabhängigen keramischen Widerstandes auf der Basis von ZnO

Also Published As

Publication number Publication date
JPH0630284B2 (ja) 1994-04-20
DE3830597A1 (de) 1989-03-30
JPS6471103A (en) 1989-03-16
US4981624A (en) 1991-01-01

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee