DE2627191C2 - Verfahren zur Herstellung eines nichtlinearen keramischen Widerstandsmaterials - Google Patents

Verfahren zur Herstellung eines nichtlinearen keramischen Widerstandsmaterials

Info

Publication number
DE2627191C2
DE2627191C2 DE19762627191 DE2627191A DE2627191C2 DE 2627191 C2 DE2627191 C2 DE 2627191C2 DE 19762627191 DE19762627191 DE 19762627191 DE 2627191 A DE2627191 A DE 2627191A DE 2627191 C2 DE2627191 C2 DE 2627191C2
Authority
DE
Germany
Prior art keywords
additives
calcium
praseodymium
cobalt
elements
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
Application number
DE19762627191
Other languages
German (de)
English (en)
Other versions
DE2627191A1 (de
Inventor
Takashi Nagai Ishii
Kazuo Dipl.-Ing. Satoyamabe Nishikomatsu Mukae
Ikuo Dipl.-Ing. Nagasaka Nagasawa
Koichi Dipl.-Ing. Nagasaka Tsuda
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 DE2627191A1 publication Critical patent/DE2627191A1/de
Application granted granted Critical
Publication of DE2627191C2 publication Critical patent/DE2627191C2/de
Expired 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/453—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zinc, tin, or bismuth oxides or solid solutions thereof with other oxides, e.g. zincates, stannates or bismuthates

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Thermistors And Varistors (AREA)
  • Compositions Of Oxide Ceramics (AREA)
DE19762627191 1975-06-30 1976-06-16 Verfahren zur Herstellung eines nichtlinearen keramischen Widerstandsmaterials Expired DE2627191C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50080594A JPS524093A (en) 1975-06-30 1975-06-30 Voltage non-linearity resistance porcelain

Publications (2)

Publication Number Publication Date
DE2627191A1 DE2627191A1 (de) 1977-02-03
DE2627191C2 true DE2627191C2 (de) 1983-12-08

Family

ID=13722651

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762627191 Expired DE2627191C2 (de) 1975-06-30 1976-06-16 Verfahren zur Herstellung eines nichtlinearen keramischen Widerstandsmaterials

Country Status (2)

Country Link
JP (1) JPS524093A (US20020051482A1-20020502-M00057.png)
DE (1) DE2627191C2 (US20020051482A1-20020502-M00057.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6019595B2 (ja) * 1980-04-10 1985-05-16 沖電気工業株式会社 半導体メモリ装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS-ERMITTELT

Also Published As

Publication number Publication date
JPS5329381B2 (US20020051482A1-20020502-M00057.png) 1978-08-21
JPS524093A (en) 1977-01-12
DE2627191A1 (de) 1977-02-03

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8181 Inventor (new situation)

Free format text: NAGASAWA, IKUO, DIPL.-ING., NAGASAKA, JP MUKAE, KAZUO, DIPL.-ING., SATOYAMABE NISHIKOMATSU, JP ISHII, TAKASHI, NAGAI, JP TSUDA, KOICHI, DIPL.-ING., NAGASAKA, JP

D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: FUCHS, F., DR.-ING., PAT.-ANW., 8000 MUENCHEN