JPH021110B2 - - Google Patents

Info

Publication number
JPH021110B2
JPH021110B2 JP60023792A JP2379285A JPH021110B2 JP H021110 B2 JPH021110 B2 JP H021110B2 JP 60023792 A JP60023792 A JP 60023792A JP 2379285 A JP2379285 A JP 2379285A JP H021110 B2 JPH021110 B2 JP H021110B2
Authority
JP
Japan
Prior art keywords
sio
cao
mgo
point
alumina
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
JP60023792A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61183163A (ja
Inventor
Migiwa Ando
Yukiaki Ito
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug 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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Priority to JP60023792A priority Critical patent/JPS61183163A/ja
Priority to US06/800,855 priority patent/US4601991A/en
Priority to EP86101624A priority patent/EP0190768B1/en
Priority to DE8686101624T priority patent/DE3660622D1/de
Publication of JPS61183163A publication Critical patent/JPS61183163A/ja
Publication of JPH021110B2 publication Critical patent/JPH021110B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C04B35/10—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 aluminium oxide
    • C04B35/111—Fine ceramics

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Inorganic Insulating Materials (AREA)
JP60023792A 1985-02-08 1985-02-08 アルミナ磁器組成物 Granted JPS61183163A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP60023792A JPS61183163A (ja) 1985-02-08 1985-02-08 アルミナ磁器組成物
US06/800,855 US4601991A (en) 1985-02-08 1985-11-22 Alumina porcelain compositions
EP86101624A EP0190768B1 (en) 1985-02-08 1986-02-07 Alumina porcelain compositions
DE8686101624T DE3660622D1 (en) 1985-02-08 1986-02-07 Alumina porcelain compositions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60023792A JPS61183163A (ja) 1985-02-08 1985-02-08 アルミナ磁器組成物

Publications (2)

Publication Number Publication Date
JPS61183163A JPS61183163A (ja) 1986-08-15
JPH021110B2 true JPH021110B2 (enExample) 1990-01-10

Family

ID=12120173

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60023792A Granted JPS61183163A (ja) 1985-02-08 1985-02-08 アルミナ磁器組成物

Country Status (4)

Country Link
US (1) US4601991A (enExample)
EP (1) EP0190768B1 (enExample)
JP (1) JPS61183163A (enExample)
DE (1) DE3660622D1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6069105A (en) * 1998-07-14 2000-05-30 Ngk Spark Plug Co., Ltd. Alumina-based sintered materials and process for producing the same

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3629100A1 (de) * 1986-08-27 1988-03-03 Bosch Gmbh Robert Elektrochemisch stabile keramik aus aluminiumoxid
US4769294A (en) * 1986-11-26 1988-09-06 Ceramics Process Systems Corp. Alumina materials for low temperature co-sintering with refractory metallization
EP0564982A3 (en) * 1992-04-04 1995-09-13 Hoechst Ceram Tec Ag Ceramic alumina body with high metallization adherence
DE4215939A1 (de) * 1992-05-14 1993-11-18 Bosch Gmbh Robert Gesintertes Aluminiumoxidprodukt
KR100361113B1 (ko) * 1994-08-18 2003-02-05 닛뽕도구슈우도오교오가부시끼가이샤 세라믹 히터용 알루미나기 소결재료
JP3035582B2 (ja) * 1996-12-26 2000-04-24 日本特殊陶業株式会社 アルミナ質焼結体
JP3859354B2 (ja) * 1998-04-30 2006-12-20 日本特殊陶業株式会社 スパークプラグ及びスパークプラグ用絶縁体及びその製造方法
US7858547B2 (en) * 2003-11-12 2010-12-28 Federal-Mogul World Wide, Inc. Ceramic with improved high temperature electrical properties for use as a spark plug insulator
US8614542B2 (en) * 2006-12-18 2013-12-24 Federal-Mogul Ignition Company Alumina ceramic for spark plug insulator
FR3062386B1 (fr) * 2017-01-31 2021-07-30 Saint Gobain Ct Recherches Produit fritte dense

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3929496A (en) * 1972-01-21 1975-12-30 Ngk Spark Plug Co High alumina ceramic insulator compositions
US3880971A (en) * 1973-12-26 1975-04-29 Bell Telephone Labor Inc Controlling shrinkage caused by sintering of high alumina ceramic materials
US3935017A (en) * 1974-01-02 1976-01-27 International Business Machines Corporation High-alumina content compositions containing BaO-MgO-SiO2 glass and sintered ceramic articles made therefrom
DE2658124C3 (de) * 1976-12-22 1982-05-06 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Elektroschmelzkorund
JPS59152263A (ja) * 1983-02-14 1984-08-30 日本特殊陶業株式会社 アルミナ焼結体
JPS6016861A (ja) * 1983-07-08 1985-01-28 日本特殊陶業株式会社 高アルミナ磁器組成物

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6069105A (en) * 1998-07-14 2000-05-30 Ngk Spark Plug Co., Ltd. Alumina-based sintered materials and process for producing the same

Also Published As

Publication number Publication date
EP0190768A2 (en) 1986-08-13
DE3660622D1 (en) 1988-10-06
US4601991A (en) 1986-07-22
EP0190768B1 (en) 1988-08-31
EP0190768A3 (en) 1986-11-12
JPS61183163A (ja) 1986-08-15

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