WO2010002218A2 - 압전 세라믹 조성물 - Google Patents

압전 세라믹 조성물 Download PDF

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WO2010002218A2
WO2010002218A2 PCT/KR2009/003643 KR2009003643W WO2010002218A2 WO 2010002218 A2 WO2010002218 A2 WO 2010002218A2 KR 2009003643 W KR2009003643 W KR 2009003643W WO 2010002218 A2 WO2010002218 A2 WO 2010002218A2
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WIPO (PCT)
Prior art keywords
piezoelectric ceramic
powders
ceramic composite
mixed
pulverize
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PCT/KR2009/003643
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English (en)
French (fr)
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WO2010002218A3 (ko
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김규학
김중배
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지웰전자 주식회사
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Publication of WO2010002218A2 publication Critical patent/WO2010002218A2/ko
Publication of WO2010002218A3 publication Critical patent/WO2010002218A3/ko

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    • 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
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    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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    • H10N30/00—Piezoelectric or electrostrictive devices
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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    • C04B2235/3286—Gallium oxides, gallates, indium oxides, indates, thallium oxides, thallates or oxide forming salts thereof, e.g. zinc gallate

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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)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

본 발명은 Fe2O3, Al2O3, Cr2O3 또는 Ga2O3로부터 선택된 제1분말, Ta2O5 또는 Nb2O5로부터 선택된 제2분말 및 TiO2 분말을 분쇄하여 혼합 분말을 제조하고, 이 혼합 분말을 형틀에 넣어 프레스 경형한 후, 고압하에서 가온 소성하여 제조된 압전 세라믹 조성물을 제공한다.
PCT/KR2009/003643 2008-07-03 2009-07-03 압전 세라믹 조성물 WO2010002218A2 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2008-0064191 2008-07-03
KR1020080064191A KR101086674B1 (ko) 2008-07-03 2008-07-03 압전 세라믹 조성물

Publications (2)

Publication Number Publication Date
WO2010002218A2 true WO2010002218A2 (ko) 2010-01-07
WO2010002218A3 WO2010002218A3 (ko) 2010-04-22

Family

ID=41466492

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PCT/KR2009/003643 WO2010002218A2 (ko) 2008-07-03 2009-07-03 압전 세라믹 조성물

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KR (1) KR101086674B1 (ko)
WO (1) WO2010002218A2 (ko)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007145644A (ja) * 2005-11-28 2007-06-14 Honda Electronic Co Ltd 圧電セラミックス材料
KR100790407B1 (ko) * 2006-10-12 2008-01-02 한국전기연구원 무연 압전 세라믹스 조성물 및 그의 제조방법
KR20080004903A (ko) * 2006-07-07 2008-01-10 요업기술원 압전 세라믹스, 이의 제조 방법 및 압전 소자

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007145644A (ja) * 2005-11-28 2007-06-14 Honda Electronic Co Ltd 圧電セラミックス材料
KR20080004903A (ko) * 2006-07-07 2008-01-10 요업기술원 압전 세라믹스, 이의 제조 방법 및 압전 소자
KR100790407B1 (ko) * 2006-10-12 2008-01-02 한국전기연구원 무연 압전 세라믹스 조성물 및 그의 제조방법

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
R. MANI ET AL.: 'FeTiTaO6: A Lead-Free Relaxor Ferroelectric Based on the Rutile Structure' ADVANCED MATERIALS vol. 20, 31 May 2008, pages 1348 - 1352 *

Also Published As

Publication number Publication date
KR101086674B1 (ko) 2011-11-24
KR20100004163A (ko) 2010-01-13
WO2010002218A3 (ko) 2010-04-22

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