KR980001965A - 유전체 세라믹 조성물 - Google Patents

유전체 세라믹 조성물 Download PDF

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Publication number
KR980001965A
KR980001965A KR1019970001942A KR19970001942A KR980001965A KR 980001965 A KR980001965 A KR 980001965A KR 1019970001942 A KR1019970001942 A KR 1019970001942A KR 19970001942 A KR19970001942 A KR 19970001942A KR 980001965 A KR980001965 A KR 980001965A
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South Korea
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ceramic composition
dielectric ceramic
dielectric
composition
microwave
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KR1019970001942A
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English (en)
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KR100203846B1 (ko
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이효종
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이효종
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Priority to IN752BO1997 priority Critical patent/IN190005B/en
Priority to DE19800353A priority patent/DE19800353C2/de
Priority to CN98100378A priority patent/CN1071722C/zh
Publication of KR980001965A publication Critical patent/KR980001965A/ko
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Publication of KR100203846B1 publication Critical patent/KR100203846B1/ko

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H01B3/12—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances ceramics
    • 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
    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/10—Dielectric resonators
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3251—Niobium oxides, niobates, tantalum oxides, tantalates, or oxide-forming salts thereof
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3281—Copper oxides, cuprates or oxide-forming salts thereof, e.g. CuO or Cu2O
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Insulating Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

B' B2O6(B'은 Mg, Ca, Co, Mn, Ni, Zn 중에서 선택된 적어도 어느 일종의 금속, B은 Nb, Ta 중에서 선택된 어느 일종의 금속)로 이루어지는 마이크로파용 유전체 세라믹 조성물이 개시된다. 이 유전체 조성물은 복합 페르보스카이트 구조의 화합물과 거의 비슷한 유전특성을 유지하면서도 소결온도가 낮고 조성이 단순하여 제조원가 절감이 가능하고 적층구조에 의한 유전체 디바이스의 소형화에 적합하다.

Description

유전체 세라믹의 조성물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (11)

  1. 일반식 B'B2"O6(B'은 Mg, Ca, Co, Mn, Ni, Zn 중에서 선택된 적어도 어느 일종의 금속 : B"은 Nb, Ta 중에서 선택된 어느 일종의 금속)로 이루어지는 마이크로파용 유전체 세라믹 조성물.
  2. 제1하에 있어서, 상기 유전체 조성물에 CuO, V2O5, La2O3, Sb|2O5, WO3, MnCO3, MgO, SrCO3, ZnO, Bi2O3중 적어도 1종을 첨가하는 것을 특징으로 하는 마이크로파용 유전체 세라믹 조성물.
  3. 제2항에 있어서, 상기 첨가제의 첨가량은 유전체 조성물의 전체 중량의 0.05~2.0중량%임을 특징으로 하는 마이크로파용 유전체 세라믹 조성물.
  4. B'Nb2O6와 B'Ta2O6(B'은 Mg, Ca, Co, Mn, Ni, Zn 중에서 선택된 적어도 어느 일종의 금속)가 소정의 몰비로 혼합된 고용체로 이루어진 것을 특징으로 하는 마이크로파용 유전체 세라믹 조성물
  5. 제4항에 있어서, 상기 유전체 조성물에 CuO, V2O5, La2O3, Sb|2O5, WO3, MnCO3, MgO, SrCO3, ZnO, Bi2O3중 어느 하나를 첨가하는 것을 특징으로 하는 마이크로파용 유전체 세라믹 조성물.
  6. 제5항에 있어서, 상기 첨가제의 첨가량은 유전체 조성물의 전체 중량의 0.05~2.0중량%임을 특징으로 하는 마이크로파용 유전체 세라믹 조성물.
  7. 제4항에 있어서, B'은 Zn임을 특징으로 하는 마이크로파용 유전체 세라믹 조성물.
  8. 제7항에 있어서, ZnNb2O6의 몰분율이 0.2~0.5의 범위에 있음을 특징으로 하는 마이크로파용 세라믹 조성물.
  9. 제4항에 있어서, B'은 Mg임을 특징으로 하는 마이크로파용 유전체 세라믹 조성물.
  10. 제9항에 있어서, MgNb2O6의 몰분율이 0.1 미만임을 특징으로 하는 마이크로파용 유전체 세라믹 조성물.
  11. 제4항에 있어서, B'은 Zn과 Mg의 2종 금속인 것을 특징으로 하는 마이크로파용 유전체 세라믹 조성물.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970001942A 1996-06-11 1997-01-23 유전체 세라믹 조성물 KR100203846B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IN752BO1997 IN190005B (ko) 1997-01-23 1997-12-26
DE19800353A DE19800353C2 (de) 1997-01-23 1998-01-07 Dielektrische keramische Zusammensetzung für Mikrowellenanwendungen
CN98100378A CN1071722C (zh) 1997-01-23 1998-01-23 介电陶瓷组合物

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019960020851A KR100203515B1 (ko) 1996-06-11 1996-06-11 고주파용 세라믹 유전체 조성물
KR96-20851 1996-06-11

Publications (2)

Publication Number Publication Date
KR980001965A true KR980001965A (ko) 1998-03-30
KR100203846B1 KR100203846B1 (ko) 1999-06-15

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KR1019960020851A KR100203515B1 (ko) 1996-06-11 1996-06-11 고주파용 세라믹 유전체 조성물
KR1019970001942A KR100203846B1 (ko) 1996-06-11 1997-01-23 유전체 세라믹 조성물

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Application Number Title Priority Date Filing Date
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US (1) US5756412A (ko)
KR (2) KR100203515B1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100305313B1 (ko) * 1998-08-14 2001-12-28 이장무 유전체세라믹제조방법

Families Citing this family (20)

* Cited by examiner, † Cited by third party
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KR100199301B1 (ko) * 1997-04-09 1999-06-15 김병규 유전체 세라믹 조성물
KR100241811B1 (ko) * 1997-07-03 2000-03-02 윤덕용 마이크로파 유전체 자기조성물 및 그 제조방법
KR100292915B1 (ko) * 1998-07-22 2001-09-22 김병규 유전체 세라믹 조성물
JP2000143341A (ja) * 1998-09-11 2000-05-23 Murata Mfg Co Ltd 誘電体セラミック組成物及び積層セラミック部品
US6403750B1 (en) * 1999-06-03 2002-06-11 Edward J. A. Pope Apparatus and process for making ceramic composites from photo-curable pre-ceramic polymers
DE10043882B4 (de) * 1999-09-07 2009-11-05 Murata Mfg. Co., Ltd., Nagaokakyo-shi Dielektrische Keramikzusammensetzung und monolithisches Keramikbauteil
JP2001339203A (ja) * 2000-05-29 2001-12-07 Murata Mfg Co Ltd デュアルモード・バンドパスフィルタ
KR100471933B1 (ko) * 2002-05-20 2005-03-08 한국과학기술연구원 고 품질계수를 갖는 마이크로파 유전체 세라믹 조성물
KR100478127B1 (ko) * 2002-09-03 2005-03-21 (주) 알엔투테크놀로지 유전체 세라믹 조성물
JP4178414B2 (ja) * 2004-12-27 2008-11-12 セイコーエプソン株式会社 強誘電体膜、強誘電体キャパシタおよび強誘電体メモリ
JP2007246340A (ja) * 2006-03-16 2007-09-27 Yokowo Co Ltd 誘電体磁器組成物
JP4503704B1 (ja) * 2009-10-22 2010-07-14 パナソニック株式会社 熱電変換材料および熱電変換素子
CN102765939B (zh) * 2012-07-23 2014-02-12 天津大学 中介电常数低损耗的微波介质陶瓷
CN109503163A (zh) * 2018-12-20 2019-03-22 中国科学院上海硅酸盐研究所 一种具有超高q值钽酸镁介质陶瓷及其制备方法
CN110498682A (zh) * 2019-09-12 2019-11-26 桂林理工大学 一种温度稳定型高温陶瓷电容器介质材料及其制备方法
CN113277848A (zh) * 2021-05-26 2021-08-20 福建溥昱电子科技有限公司 一种中介复合钒酸盐系微波介质陶瓷的制备方法
CN113563074B (zh) * 2021-08-19 2023-06-02 陕西天璇涂层科技有限公司 一种两相钽酸钙陶瓷及其制备方法
CN114195515B (zh) * 2021-11-23 2022-11-29 昆明理工大学 一种氧化物颗粒优化钽酸镍陶瓷材料及其应用
CN116789448B (zh) * 2022-03-14 2024-05-10 中国科学院上海硅酸盐研究所 一种中温烧结高q值微波介质材料及其制备方法和应用
CN116751056B (zh) * 2023-06-14 2024-06-25 云南贵金属实验室有限公司 一种二氧化钛掺杂铌酸钙陶瓷材料及其制备方法和应用

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100305313B1 (ko) * 1998-08-14 2001-12-28 이장무 유전체세라믹제조방법

Also Published As

Publication number Publication date
KR100203515B1 (ko) 1999-06-15
US5756412A (en) 1998-05-26
KR19990008479A (ko) 1999-02-05
KR100203846B1 (ko) 1999-06-15

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