A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
PIEZOELECTRIC CERAMIC COMPOSITION AND MANUFACTURING METHOD THEREOF, AS WELL AS PIEZOELECTRIC CERAMIC, PIEZOELECTRIC ELEMENT, AND PIEZOELECTRIC VIBRATION DEVICE
To provide an alkali niobate-based piezoelectric ceramic composition which demonstrates good properties even when sintered at low temperature.SOLUTION: The piezoelectric ceramic composition comprises as a primary component a compound expressed by the general formula LiNaKNbO, where 0<1, and contains 100 ppm or more but less than 1000 ppm of fluorine by mass.SELECTED DRAWING: Figure 1
【課題】低温で焼成した際でも高い特性を示すニオブ酸アルカリ系の圧電磁器組成物を提供する。【解決手段】一般式ＬｉｘＮａｙＫ１−ｘ−ｙＮｂＯ３（ただし、０＜ｘ＜１、０＜ｙ＜１、ｘ＋ｙ＜１）で表される化合物を主成分とし、フッ素の含有量が、質量基準で１００ｐｐｍ以上１０００ｐｐｍ未満である、圧電磁器組成物とする。【選択図】図１
PIEZOELECTRIC CERAMIC COMPOSITION AND MANUFACTURING METHOD THEREOF, AS WELL AS PIEZOELECTRIC CERAMIC, PIEZOELECTRIC ELEMENT, AND PIEZOELECTRIC VIBRATION DEVICE
To provide an alkali niobate-based piezoelectric ceramic composition which demonstrates good properties even when sintered at low temperature.SOLUTION: The piezoelectric ceramic composition comprises as a primary component a compound expressed by the general formula LiNaKNbO, where 0<1, and contains 100 ppm or more but less than 1000 ppm of fluorine by mass.SELECTED DRAWING: Figure 1
【課題】低温で焼成した際でも高い特性を示すニオブ酸アルカリ系の圧電磁器組成物を提供する。【解決手段】一般式ＬｉｘＮａｙＫ１−ｘ−ｙＮｂＯ３（ただし、０＜ｘ＜１、０＜ｙ＜１、ｘ＋ｙ＜１）で表される化合物を主成分とし、フッ素の含有量が、質量基準で１００ｐｐｍ以上１０００ｐｐｍ未満である、圧電磁器組成物とする。【選択図】図１
PIEZOELECTRIC CERAMIC COMPOSITION AND MANUFACTURING METHOD THEREOF, AS WELL AS PIEZOELECTRIC CERAMIC, PIEZOELECTRIC ELEMENT, AND PIEZOELECTRIC VIBRATION DEVICE
圧電磁器組成物及びその製造方法、並びに圧電磁器、圧電素子及び圧電振動装置
SHIMODA SADANORI (author) / HATANO KEIICHI (author)
2020-01-16
Patent
Electronic Resource
Japanese
| European Patent Office | 2024
| European Patent Office | 2017
PIEZOELECTRIC CERAMIC, PIEZOELECTRIC ELEMENT, AND METHOD FOR MANUFACTURING PIEZOELECTRIC CERAMIC
| European Patent Office | 2016
Method for manufacturing piezoelectric ceramic, piezoelectric ceramic, and piezoelectric element
| European Patent Office | 2015
| European Patent Office | 2017