KR860001456A - 유전체 조성물 - Google Patents

유전체 조성물 Download PDF

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KR860001456A
KR860001456A KR1019850004795A KR850004795A KR860001456A KR 860001456 A KR860001456 A KR 860001456A KR 1019850004795 A KR1019850004795 A KR 1019850004795A KR 850004795 A KR850004795 A KR 850004795A KR 860001456 A KR860001456 A KR 860001456A
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composition
weight
oxide
particles
dielectric
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KR1019850004795A
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KR900001478B1 (ko
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테로이 토마스 지인
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실비아 고츠토니
이 아이 듀우판 디 네모아 앤드 캄파니
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    • 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
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • 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
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
    • H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
    • 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
    • C04B35/46—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 titanium oxides or titanates
    • C04B35/462—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 titanium oxides or titanates based on titanates
    • C04B35/465—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 titanium oxides or titanates based on titanates based on alkaline earth metal titanates
    • C04B35/47—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 titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on strontium titanates
    • 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
    • C04B35/495—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 vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates
    • C04B35/497—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 vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates based on solid solutions with lead oxides
    • C04B35/499—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 vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates based on solid solutions with lead oxides containing also titanates
    • 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
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
    • H01G4/1254—Ceramic dielectrics characterised by the ceramic dielectric material based on niobium or tungsteen, tantalum oxides or niobates, tantalates

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Insulating Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Capacitors (AREA)
  • Materials For Photolithography (AREA)

Abstract

내용 없음

Description

유전체 조성물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (14)

  1. (a)하기 구조에 상응하는 몰비로 존재하는 금속산화물, 금속산화물 전구체 또는 그의 다원(多元) 산화물반응 생성물로 된 혼합물 95.5-99.4중량%와 (SrxPb1-xTiO3a(PbMgrWsO3)b, 여기서
    X-0-0.3 r=0.45-0.55 a=0.45-0.6 S=0.55-0.45
    b=1.55-0.4 ∑(r+s)=1 ∑(a+b)=1
    (b) (1)Co, Ni, Cr, Mn 및 그 혼합물로 구성된 군으로 부터 선택된 전이금속의 2원(元)산화물 0.1-1.0중량% ; (2) Cd 스타타이트, Zn 티타네이트 또는 그 혼합물 0.25-1.5%; (3) Cd 질코네이트, Zn 질코네이트, Cd 스태네이트, Zn 스태네이트 및 그 혼합물로 구성된 군으로 선택된 다원 산화물, 0.25-2.0중량%; 으로 본질적으로 구성된 금속산화물 또는 그의 전구체 4.5-0.6중량%; 상기 (a) 및 (b)로 본질적으로 구성된 미세하게 분할된 입자들의 혼합물로 구성되어 있으며, 실질적으로 모든 입자가 그 최대크기가 10㎛이하이며, 입자가 적어도 0.5m2/g이상의 표면적을 갖고 있는 , 저 소성온도에서 조밀한 유전체를 형성하는 조성물.
  2. 제 1항에 있어서, 성분들의 대부분이 소성화되는 조성물.
  3. 제 2항에 있어서, (a)성분들이 공기중에서 소성화되는 조성물.
  4. 제 1항에 있어서, (a)가 0.5-0.55이며, (b)가 0.5-0.45인 조성물
  5. 제 1항에 있어서, 성분 (b)의 티타네이트 (2)가 ZnTiO3인 조성물
  6. 제 1항에 있어서, 성분 (b)의 다원 산화물(3)이 CdSnO3인 조성물.
  7. 제 1항에 있어서, (b)의 2원 금속산화물들이 각기 0.05-0.5중량%의 MnO2Co0인 조성물.
  8. 제 1항에 있어서, 하기 중량비율의 하기 금속산화물들로 부터 생성된 조성물.
    PbO 6.6 PbCO3MgCO36.5
    TiO211.0 WO315.7 SrTiO33.25
    MnO20.07 CoO 0.22 PbTiO31.2
    ZnTiO30.5 CdSnO31.0
  9. 제 1항에 있어서, 입자들의 소결 및 혼합물의 조밀화가 일어나도록 900 - 1050°C 공기중에서 소성화한 제 1항의 조성물로 본질적으로 구성된 유전체 조성물.
  10. 제 1항에 있어서, 미세하게 분할된 고체혼합물이 유기용매중에 용해된 중합체 결합체로 구성된 유기 매체중에 분산되어 있는 조성물.
  11. 제 10항에 있어서, 유기용매가 휘발성 비수용매이며, 분산액이 주조가능한 경점성을 갖고 있는 조성물.
  12. 그로부터 휘발성 용매가 제거된 제 11항의 조성물층으로 구성된 유전체 그린 테이프
  13. (1)유기매체에 분산된 전도성 전극물질층을 제 12항의 다수의 그린 테이프층 각각에 적용한 후, (2)다수의 전극 층이 입혀진 그린 테이프를 라미네이트 하여 그린 테이프와 전극물질층이 교대로 라미네이트되어 있는 조립체를 형성하고, (3)단계 (2)의 조립체를 그로부터 유기매체 및 유기 결합제를 제거하고, 전도성 전극물질과 유전체 물질을 소결시키기 위해 900-1050℃에서 소성화하는 단계들로 구성된 모놀리딕 축전기를 생성하는 방법.
  14. 제 10항에 있어서, 유기용매가 비점 130-350℃인 용매에 용해된 요변화제와 수지로 구성된 용액이며, 분산액이 스크린 프린팅에 적합한 페이스트의 경점성을 갖고 있는 조성물.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019850004795A 1984-07-05 1985-07-04 유전체 조성물 KR900001478B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US62814684A 1984-07-05 1984-07-05
US628146 1984-07-05
US628,146 1984-07-05
US713,099 1985-03-18
US06/713,099 US4582814A (en) 1984-07-05 1985-03-18 Dielectric compositions

Publications (2)

Publication Number Publication Date
KR860001456A true KR860001456A (ko) 1986-02-26
KR900001478B1 KR900001478B1 (ko) 1990-03-12

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Application Number Title Priority Date Filing Date
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Country Link
US (1) US4582814A (ko)
EP (1) EP0170089B1 (ko)
JP (1) JPS6121967A (ko)
KR (1) KR900001478B1 (ko)
CA (1) CA1249433A (ko)
DE (1) DE3561548D1 (ko)
DK (1) DK162351C (ko)
GR (1) GR851652B (ko)
IE (1) IE56770B1 (ko)

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Also Published As

Publication number Publication date
JPS6121967A (ja) 1986-01-30
IE56770B1 (en) 1991-12-04
KR900001478B1 (ko) 1990-03-12
US4582814A (en) 1986-04-15
EP0170089B1 (en) 1988-02-03
IE851671L (en) 1986-01-05
DK306985A (da) 1986-01-06
DK306985D0 (da) 1985-07-04
DE3561548D1 (en) 1988-03-10
DK162351B (da) 1991-10-14
JPH0256306B2 (ko) 1990-11-29
CA1249433A (en) 1989-01-31
DK162351C (da) 1992-03-09
GR851652B (ko) 1985-11-26
EP0170089A1 (en) 1986-02-05

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