A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, LAMINATED PIEZOELECTRIC ELEMENT, LIQUID DISCHARGE HEAD, LIQUID DISCHARGE DEVICE, ULTRASONIC MOTOR, OPTICAL APPARATUS, VIBRATION DEVICE, DUST REMOVAL DEVICE, IMAGING DEVICE, ELECTRONIC APPARATUS AND PIEZOELECTRIC DEVICE
PROBLEM TO BE SOLVED: To provide a piezoelectric material that is free of lead and realizes both good piezoelectric performance and good processability.SOLUTION: A piezoelectric material of a piezoelectric material part 2 comprises: a main ingredient consisting of a perovskite metal oxide represented by the general formula (1) defined by (BaCaBi)(TiZrFe)O, where 0.030≤x≤0.300, 0.004≤y≤0.018, 0.004≤y'≤0.015, 0.010≤z≤0.090, 0.950≤y/y'≤1.200, and 0.986≤a≤1.020; and a first accessory ingredient consisting of Mn. The content of the first accessory ingredient is 0.04 pts.wt. or more and 0.36 pts.wt. or less in terms of metals based on 100 pts.wt. of the metal oxide.SELECTED DRAWING: Figure 1
【課題】鉛を含まず、良好な圧電性能と加工性を両立する圧電材料を提供する。【解決手段】圧電材料部２の圧電材料は一般式（１）で表わされるペロブスカイト型金属酸化物からなる主成分と、Ｍｎからなる第１副成分と、を有する圧電材料であって、第１副成分の含有量が金属酸化物１００重量部に対して金属換算で０．０４重量部以上０．３６重量部以下である。（Ｂａ１−ｘ−ｙＣａｘＢｉｙ）ａ（Ｔｉ１−ｚ−ｙ’ＺｒｚＦｅｙ’）Ｏ３（１）（式中、０．０３０≦ｘ≦０．３００、０．００４≦ｙ≦０．０１８、０．００４≦ｙ’≦０．０１５、０．０１０≦ｚ≦０．０９０、０．９５０≦ｙ／ｙ’≦１．２００、０．９８６≦ａ≦１．０２０）【選択図】図１
PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, LAMINATED PIEZOELECTRIC ELEMENT, LIQUID DISCHARGE HEAD, LIQUID DISCHARGE DEVICE, ULTRASONIC MOTOR, OPTICAL APPARATUS, VIBRATION DEVICE, DUST REMOVAL DEVICE, IMAGING DEVICE, ELECTRONIC APPARATUS AND PIEZOELECTRIC DEVICE
PROBLEM TO BE SOLVED: To provide a piezoelectric material that is free of lead and realizes both good piezoelectric performance and good processability.SOLUTION: A piezoelectric material of a piezoelectric material part 2 comprises: a main ingredient consisting of a perovskite metal oxide represented by the general formula (1) defined by (BaCaBi)(TiZrFe)O, where 0.030≤x≤0.300, 0.004≤y≤0.018, 0.004≤y'≤0.015, 0.010≤z≤0.090, 0.950≤y/y'≤1.200, and 0.986≤a≤1.020; and a first accessory ingredient consisting of Mn. The content of the first accessory ingredient is 0.04 pts.wt. or more and 0.36 pts.wt. or less in terms of metals based on 100 pts.wt. of the metal oxide.SELECTED DRAWING: Figure 1
【課題】鉛を含まず、良好な圧電性能と加工性を両立する圧電材料を提供する。【解決手段】圧電材料部２の圧電材料は一般式（１）で表わされるペロブスカイト型金属酸化物からなる主成分と、Ｍｎからなる第１副成分と、を有する圧電材料であって、第１副成分の含有量が金属酸化物１００重量部に対して金属換算で０．０４重量部以上０．３６重量部以下である。（Ｂａ１−ｘ−ｙＣａｘＢｉｙ）ａ（Ｔｉ１−ｚ−ｙ’ＺｒｚＦｅｙ’）Ｏ３（１）（式中、０．０３０≦ｘ≦０．３００、０．００４≦ｙ≦０．０１８、０．００４≦ｙ’≦０．０１５、０．０１０≦ｚ≦０．０９０、０．９５０≦ｙ／ｙ’≦１．２００、０．９８６≦ａ≦１．０２０）【選択図】図１
PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, LAMINATED PIEZOELECTRIC ELEMENT, LIQUID DISCHARGE HEAD, LIQUID DISCHARGE DEVICE, ULTRASONIC MOTOR, OPTICAL APPARATUS, VIBRATION DEVICE, DUST REMOVAL DEVICE, IMAGING DEVICE, ELECTRONIC APPARATUS AND PIEZOELECTRIC DEVICE
圧電材料、圧電素子、積層圧電素子、液体吐出ヘッド、液体吐出装置、超音波モータ、光学機器、振動装置、塵埃除去装置、撮像装置、電子機器および圧電装置
KOYAMA SHINYA (author) / KAMIBAYASHI AKIRA (author) / TANAKA HIDENORI (author) / SHIMIZU KOJI (author) / FURUTA TATSUO (author) / OSHIMA KANAKO (author) / KUBOTA JUN (author)
2016-07-21
Patent
Electronic Resource
Japanese
IPC:
H01L
Halbleiterbauelemente
,
SEMICONDUCTOR DEVICES
/
B06B
GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
,
Erzeugen oder Übertragen mechanischer Schwingungen allgemein
/
B41J
TYPEWRITERS
,
Schreibmaschinen
/
C04B
Kalk
,
LIME
/
G02B
Optische Elemente, Systeme oder Geräte
,
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
/
G03B
APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM
,
Geräte oder Anordnungen zum Aufnehmen, Projizieren oder Betrachten von Fotografien
/
H02N
Elektrische Maschinen, soweit nicht anderweitig vorgesehen
,
ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
| European Patent Office | 2017
European Patent Office | 2015