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KR890013679A - 베타 알루미나 몸체의 제조방법 - Google Patents

베타 알루미나 몸체의 제조방법 Download PDF

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Publication number
KR890013679A
KR890013679A KR1019890001317A KR890001317A KR890013679A KR 890013679 A KR890013679 A KR 890013679A KR 1019890001317 A KR1019890001317 A KR 1019890001317A KR 890001317 A KR890001317 A KR 890001317A KR 890013679 A KR890013679 A KR 890013679A
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KR
South Korea
Prior art keywords
alumina
gel
beta alumina
beta
sol
Prior art date
Application number
KR1019890001317A
Other languages
English (en)
Other versions
KR0135762B1 (ko
Inventor
엠 프랭클린 루퍼스
바우어 랠프
Original Assignee
원본미기재
노튼 캄파니
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, 노튼 캄파니 filed Critical 원본미기재
Publication of KR890013679A publication Critical patent/KR890013679A/ko
Application granted granted Critical
Publication of KR0135762B1 publication Critical patent/KR0135762B1/ko

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/002—Details
    • H01G4/005—Electrodes
    • H01G4/008—Selection of materials
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/028—Beta-aluminas
    • 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
    • C04B35/113—Fine ceramics based on beta-aluminium oxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Ceramic Products (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)

Abstract

내용 없음.

Description

베타 알루미나 몸체의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (5)

  1. 하기 (a)-(d)를 포함하는 강한 베타 알루미나 몸체의 제조방법. (a)(i) 알루미나 졸(sol) 또는 겔(gel), 및 (ii) 나트륨, 칼륨, 리튬, 마그네슘 또는 칼슘 산화물 전구체 또는 산화물, (iii) 상기 몸체의 최종 고체 내용물의 적어도 0.1 중량%가 존재하는, 알파 알루미나 또는 베타 알루미나의 미크론 씨드(seed)입자를 특징으로하는 것을 특징으로하는, 베타 알루미나의 생성과 일치하는 상기 조성물을 소결도중에 제공하고; (b) 상기 겔(gel)을 성형시키고; (c)(d) 단계의 성형 겔(gel)을 건조시키고; (d) 상기 베타 알루미나를 생성하기위해 1200℃-1500℃의 온도에서 (c)단계의 건조 성형 겔(gel)을 연소시키는 상기 씨드(seed)입자는 베타 알루미나 몸체의 평방 센티미터당 적어도 106개입자와 동등한 양의 상기 겔(gel) 또는 졸(sol)내에 존재함.
  2. 제1항에 있어서, 씨드(seed)물질이 알파 알루미나인 사실을 특징으로하는 방법.
  3. 제2항에 있어서, 알파 알루미나 씨드(seed)의 표면적이 40㎡/g인 사실을 특징으로하는 방법.
  4. 제1항 내지 제3항중 어느 한 항에 있어서, 씨드(seed)물질이고 고 알루미나-함유 분쇄 매개물의 습윤 분쇄에 의해 생성되는 사실을 특징으로하는 방법.
  5. 제1항 내지 제3항중 어느 한 항에 있어서, 상기 알루미나 졸(sol) 또는 겔(gel)이 근본적으로 미정성 베마이트 겔(gel)을 포함하는 것을 특징으로하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890001317A 1988-02-08 1989-02-04 베타 알루미나 몸체의 제조 방법 KR0135762B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US153676 1988-02-08
US07/153,676 US4797269A (en) 1988-02-08 1988-02-08 Production of beta alumina by seeding and beta alumina produced thereby

Publications (2)

Publication Number Publication Date
KR890013679A true KR890013679A (ko) 1989-09-25
KR0135762B1 KR0135762B1 (ko) 1997-06-17

Family

ID=22548241

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890001317A KR0135762B1 (ko) 1988-02-08 1989-02-04 베타 알루미나 몸체의 제조 방법

Country Status (14)

Country Link
US (1) US4797269A (ko)
EP (1) EP0328068B1 (ko)
JP (1) JPH0714812B2 (ko)
KR (1) KR0135762B1 (ko)
AT (1) ATE82950T1 (ko)
AU (1) AU611528B2 (ko)
BR (1) BR8900534A (ko)
DE (1) DE68903646T2 (ko)
DK (1) DK52689A (ko)
ES (1) ES2053826T3 (ko)
MX (1) MX165001B (ko)
NO (1) NO173307C (ko)
NZ (1) NZ227900A (ko)
ZA (1) ZA89443B (ko)

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KR101404044B1 (ko) * 2011-10-17 2014-06-10 건국대학교 산학협력단 슬립캐스팅 공정을 통하여 제작된 다공성 알루미나 프리폼으로부터 알칼리 용융염 함침에 의한 베타 알루미나 고체전해질 및 그 합성 방법 및 그 조성물로 이루어진 이차전지

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JP3667403B2 (ja) * 1995-10-05 2005-07-06 サンゴバン・ティーエム株式会社 βアルミナ質電鋳耐火物
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Also Published As

Publication number Publication date
NO173307C (no) 1993-11-24
NO890396L (no) 1989-08-09
ATE82950T1 (de) 1992-12-15
BR8900534A (pt) 1989-10-03
EP0328068B1 (en) 1992-12-02
MX165001B (es) 1992-10-13
US4797269A (en) 1989-01-10
EP0328068A1 (en) 1989-08-16
ES2053826T3 (es) 1994-08-01
DE68903646D1 (de) 1993-01-14
NO890396D0 (no) 1989-01-31
DK52689A (da) 1989-08-09
NZ227900A (en) 1991-03-26
DK52689D0 (da) 1989-02-03
NO173307B (no) 1993-08-16
JPH01226717A (ja) 1989-09-11
ZA89443B (en) 1989-10-25
AU2975989A (en) 1989-08-10
DE68903646T2 (de) 1993-04-08
AU611528B2 (en) 1991-06-13
KR0135762B1 (ko) 1997-06-17
JPH0714812B2 (ja) 1995-02-22

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