KR910001814A - 배리스터 재료 제조방법 - Google Patents

배리스터 재료 제조방법 Download PDF

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Publication number
KR910001814A
KR910001814A KR1019890008163A KR890008163A KR910001814A KR 910001814 A KR910001814 A KR 910001814A KR 1019890008163 A KR1019890008163 A KR 1019890008163A KR 890008163 A KR890008163 A KR 890008163A KR 910001814 A KR910001814 A KR 910001814A
Authority
KR
South Korea
Prior art keywords
varistor material
material manufacturing
added
zinc oxide
mole percent
Prior art date
Application number
KR1019890008163A
Other languages
English (en)
Inventor
히데오 오찌
아끼히데 이가리
젠비 나까가와
Original Assignee
원본미기재
소마르 가부시끼가이샤
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 원본미기재, 소마르 가부시끼가이샤 filed Critical 원본미기재
Publication of KR910001814A publication Critical patent/KR910001814A/ko

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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
    • 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)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

내용 없음

Description

배리스터 재료 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (2)

  1. 망간 화합물을 산화아연에 가하고, 수득한 혼합물을 1050 내지 1150℃에서 대기중에서 분말형태로 가열한 다음, 물질을 분쇄하여 입자 크기를 150메쉬 이하로 만들고, 분말을 원하는 형태로 성형시킨 다음 1200 내지 1350℃로 소결시킴을 특징으로 하여 20 이상의 비선형 지수(α)를 갖는 배리스터 재료를 제조하는 방법.
  2. 제1항에 있어서, 망간 화합물을 ZnO 및 MnO100 몰%를 기준으로, MnO를 3 내지 7몰%의 양으로 산화아연에 가하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890008163A 1988-06-15 1989-06-14 배리스터 재료 제조방법 KR910001814A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63-147307 1988-06-15
JP63147307A JPH068211B2 (ja) 1988-06-15 1988-06-15 バリスタ材料の製法

Publications (1)

Publication Number Publication Date
KR910001814A true KR910001814A (ko) 1991-01-31

Family

ID=15427237

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890008163A KR910001814A (ko) 1988-06-15 1989-06-14 배리스터 재료 제조방법

Country Status (6)

Country Link
US (1) US5076979A (ko)
EP (1) EP0346895B1 (ko)
JP (1) JPH068211B2 (ko)
KR (1) KR910001814A (ko)
CA (1) CA1315529C (ko)
DE (1) DE68915208T2 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0812814B2 (ja) * 1989-07-20 1996-02-07 ソマール株式会社 バリスタ材料及びその製造方法
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
JP3622774B2 (ja) * 1994-04-18 2005-02-23 株式会社村田製作所 電圧非直線抵抗体の製造方法
SE530587C2 (sv) * 2006-10-31 2008-07-15 Abb Research Ltd Elektriskt fältstyrande material

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128439B2 (ko) * 1971-08-27 1976-08-19
JPS5320673B2 (ko) * 1974-01-09 1978-06-28
JPS5142988A (ja) * 1974-10-09 1976-04-12 Hitachi Ltd Hichokusenteikotainoseizohoho
US4094061A (en) * 1975-11-12 1978-06-13 Westinghouse Electric Corp. Method of producing homogeneous sintered ZnO non-linear resistors
JPS6028121B2 (ja) * 1980-06-17 1985-07-03 松下電器産業株式会社 電圧非直線抵抗器の製造方法
JPS62162308A (ja) * 1986-01-13 1987-07-18 松下電器産業株式会社 電圧非直線抵抗体の製造方法
US5039452A (en) * 1986-10-16 1991-08-13 Raychem Corporation Metal oxide varistors, precursor powder compositions and methods for preparing same
DE68910621T2 (de) * 1988-08-10 1994-05-19 Ngk Insulators Ltd Nichtlineare spannungsabhängige Widerstände.

Also Published As

Publication number Publication date
EP0346895A2 (en) 1989-12-20
DE68915208D1 (de) 1994-06-16
JPH068211B2 (ja) 1994-02-02
EP0346895B1 (en) 1994-05-11
EP0346895A3 (en) 1990-02-21
CA1315529C (en) 1993-04-06
JPH01317158A (ja) 1989-12-21
US5076979A (en) 1991-12-31
DE68915208T2 (de) 1994-09-22

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application