KR940022936A - 산화물 압전재료 - Google Patents

산화물 압전재료 Download PDF

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Publication number
KR940022936A
KR940022936A KR1019930003009A KR930003009A KR940022936A KR 940022936 A KR940022936 A KR 940022936A KR 1019930003009 A KR1019930003009 A KR 1019930003009A KR 930003009 A KR930003009 A KR 930003009A KR 940022936 A KR940022936 A KR 940022936A
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KR
South Korea
Prior art keywords
oxide piezoelectric
present
piezoelectric material
piezoelectric materials
oxide
Prior art date
Application number
KR1019930003009A
Other languages
English (en)
Other versions
KR950014290B1 (ko
Inventor
김현재
윤석진
정형진
Original Assignee
서정욱
한국과학기술연구원
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 서정욱, 한국과학기술연구원 filed Critical 서정욱
Priority to KR1019930003009A priority Critical patent/KR950014290B1/ko
Priority to JP6032414A priority patent/JP2627480B2/ja
Publication of KR940022936A publication Critical patent/KR940022936A/ko
Application granted granted Critical
Publication of KR950014290B1 publication Critical patent/KR950014290B1/ko

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/85—Piezoelectric or electrostrictive active materials

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  • Compositions Of Oxide Ceramics (AREA)

Abstract

본 발명은 xPb(Y2/3W1/3)O3-yPbZrO3-zPbTiO3를 기본조성으로하며(0.01 ≤x0.02, 0.215 ≤y, z ≤0.764 이고 z+y+x=1임) La2O3, MnO2, Nb2O2, Cr2O3및 Ta2O5중 어느 한가지를 0.1-1.0중량%함유하는 산화물 압전재료에 관한 것이다. 이와같은 본 발명의 산화물 압전재료는 전기기계 결합계수가 높고 기계적 품질계수가 낮으며 큰 압전상수를 가지므로 각종 진동자 및 음향필터의 소재로써 사용될 수 있을 뿐 아니라 액츄에이터 소재로서도 적합하다.

Description

산화물 압전재료
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 조성범위를 나타낸 xPb(Y2/3W1/3)O3-yPbZrO3-zPbTiO33원계도, 제2도는 본 발명 실시예 시편의 Pb(YW)O3고용량에 따른 유전특성 및 압전특성을 나타낸 그래프.

Claims (2)

  1. xPb(Y2/3W1/3)O3-yPbZrO3-zPbTiO3계를 기본 조성으로 하고, 0.01 ≤x0.02, 0.215 ≤y, z ≤0.764(단, z+y+x=1임)의 조성범위를 갖는 산화물 압전재료.
  2. 제1항에 있어서, 첨가물로서 La2O3, MnO2, Nb2O2, Cr2O3및 Ta2O5중 어느 한가지를 0.1-1.0중량% 함유된 산화물 압전재료.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930003009A 1993-03-02 1993-03-02 산화물 압전재료 KR950014290B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019930003009A KR950014290B1 (ko) 1993-03-02 1993-03-02 산화물 압전재료
JP6032414A JP2627480B2 (ja) 1993-03-02 1994-03-02 酸化物圧電材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930003009A KR950014290B1 (ko) 1993-03-02 1993-03-02 산화물 압전재료

Publications (2)

Publication Number Publication Date
KR940022936A true KR940022936A (ko) 1994-10-22
KR950014290B1 KR950014290B1 (ko) 1995-11-24

Family

ID=19351463

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930003009A KR950014290B1 (ko) 1993-03-02 1993-03-02 산화물 압전재료

Country Status (2)

Country Link
JP (1) JP2627480B2 (ko)
KR (1) KR950014290B1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100641338B1 (ko) * 2001-12-22 2006-10-31 재단법인 포항산업과학연구원 가속도 센서용 압전 세라믹스 조성물

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4671522B2 (ja) * 2001-03-29 2011-04-20 京セラ株式会社 圧電磁器及び積層型圧電素子並びに噴射装置
JP4688329B2 (ja) * 2001-03-29 2011-05-25 京セラ株式会社 アクチュエータ用圧電磁器及び積層型圧電アクチュエータ並びに噴射装置
JP4688330B2 (ja) * 2001-03-30 2011-05-25 京セラ株式会社 圧電磁器及び積層型圧電素子並びに噴射装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63169780A (ja) * 1987-01-08 1988-07-13 Denki Kagaku Kogyo Kk チタン酸ジルコン酸鉛系圧電体用組成物
KR910006708B1 (ko) * 1988-11-24 1991-08-31 한국과학기술원 산화물 압전재료
JPH0438710A (ja) * 1990-06-01 1992-02-07 Matsushita Electric Ind Co Ltd 永久磁石型消去ヘッドおよびその着磁装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100641338B1 (ko) * 2001-12-22 2006-10-31 재단법인 포항산업과학연구원 가속도 센서용 압전 세라믹스 조성물

Also Published As

Publication number Publication date
KR950014290B1 (ko) 1995-11-24
JP2627480B2 (ja) 1997-07-09
JPH0710638A (ja) 1995-01-13

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