DE2543655C3 - Keramischer spannungsabhängiger Widerstand und Verfahren zu seiner Herstellung - Google Patents

Keramischer spannungsabhängiger Widerstand und Verfahren zu seiner Herstellung

Info

Publication number
DE2543655C3
DE2543655C3 DE19752543655 DE2543655A DE2543655C3 DE 2543655 C3 DE2543655 C3 DE 2543655C3 DE 19752543655 DE19752543655 DE 19752543655 DE 2543655 A DE2543655 A DE 2543655A DE 2543655 C3 DE2543655 C3 DE 2543655C3
Authority
DE
Germany
Prior art keywords
oxide
mol
minutes
metaphosphate
time
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
DE19752543655
Other languages
German (de)
English (en)
Other versions
DE2543655B2 (de
DE2543655A1 (de
Inventor
Henri Limours Levieil
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of DE2543655A1 publication Critical patent/DE2543655A1/de
Publication of DE2543655B2 publication Critical patent/DE2543655B2/de
Application granted granted Critical
Publication of DE2543655C3 publication Critical patent/DE2543655C3/de
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C7/00Non-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
    • H01C7/10Non-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
    • H01C7/105Varistor cores
    • H01C7/108Metal oxide
    • H01C7/112ZnO type
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/453Shaped 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
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64Burning or sintering processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Thermistors And Varistors (AREA)
DE19752543655 1974-10-01 1975-09-30 Keramischer spannungsabhängiger Widerstand und Verfahren zu seiner Herstellung Expired DE2543655C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7433080A FR2286804A1 (fr) 1974-10-01 1974-10-01 Materiau et procede de fabrication de pieces en ceramique pour varistances

Publications (3)

Publication Number Publication Date
DE2543655A1 DE2543655A1 (de) 1976-04-15
DE2543655B2 DE2543655B2 (de) 1981-04-09
DE2543655C3 true DE2543655C3 (de) 1981-12-10

Family

ID=9143636

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752543655 Expired DE2543655C3 (de) 1974-10-01 1975-09-30 Keramischer spannungsabhängiger Widerstand und Verfahren zu seiner Herstellung

Country Status (5)

Country Link
BE (1) BE834018A (enExample)
DE (1) DE2543655C3 (enExample)
FR (1) FR2286804A1 (enExample)
GB (1) GB1513046A (enExample)
NL (1) NL7511442A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2411813A1 (fr) * 1977-12-13 1979-07-13 Thomson Csf Procede de frittage rapide de pieces en ceramique, four de mise en oeuvre d'un tel procede, et ferrite ainsi obtenu
FR2475791A1 (fr) * 1980-02-12 1981-08-14 Thomson Csf Resistance ceramique non lineaire a faible tension de seuil, et son procede de fabrication
DE3335354A1 (de) * 1983-09-29 1985-04-18 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung dotierter zinkoxid-varistor-keramik
CN108751978A (zh) * 2018-06-19 2018-11-06 承德伏安电工有限公司 氧化锌压敏陶瓷电阻片的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1261400A (fr) * 1960-04-08 1961-05-19 Lignes Telegraph Telephon Matériaux présentant des propriétés de varistances et leurs méthodes de fabrication
CA831691A (en) * 1967-10-09 1970-01-06 Matsuoka Michio Non-linear resistors of bulk type
DE2225431C2 (de) * 1971-05-24 1982-11-25 Tokyo Shibaura Electric Co., Ltd., Kawasaki, Kanagawa Metalloxid-Varistor mit einem Gehalt an ZnO

Also Published As

Publication number Publication date
NL7511442A (nl) 1976-04-05
FR2286804A1 (fr) 1976-04-30
GB1513046A (en) 1978-06-07
BE834018A (fr) 1976-01-16
DE2543655B2 (de) 1981-04-09
FR2286804B1 (enExample) 1978-07-13
DE2543655A1 (de) 1976-04-15

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee