BRPI0409353A - composição cerámica piezelétrica e elemento piezelétrico compreendendo a composição - Google Patents

composição cerámica piezelétrica e elemento piezelétrico compreendendo a composição

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Publication number
BRPI0409353A
BRPI0409353A BRPI0409353-4A BRPI0409353A BRPI0409353A BR PI0409353 A BRPI0409353 A BR PI0409353A BR PI0409353 A BRPI0409353 A BR PI0409353A BR PI0409353 A BRPI0409353 A BR PI0409353A
Authority
BR
Brazil
Prior art keywords
piezoelectric
ceramic composition
composition
piezoelectric ceramic
metal
Prior art date
Application number
BRPI0409353-4A
Other languages
English (en)
Inventor
Masato Yamazaki
Kohei Ito
Katsuya Yamagiwa
Yasuyuki Okimura
Takeshi Mitsuoka
Kazushige Obayashi
Original Assignee
Ngk Spark Plug Co
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 Ngk Spark Plug Co filed Critical Ngk Spark Plug Co
Publication of BRPI0409353A publication Critical patent/BRPI0409353A/pt
Publication of BRPI0409353B1 publication Critical patent/BRPI0409353B1/pt

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    • 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
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    • C04B35/48—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 zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/49—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates
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Abstract

"COMPOSIçãO CERáMICA PIEZELéTRICA E ELEMENTO PIEZELéTRICO COMPREENDENDO A COMPOSIçãO". Composição cerâmica piezelétrica substancialmente isenta de chumbo e elemento piezelétrico que excede as características piezelétrica e exibe alta durabilidade térmica. Especificamente, a composição cerâmica piezelétrica compreende elementos metálicos representados pela fórmula da composição ¢(1/2)aK~ 2~O -(1/2)bNa~ 2~O-cM1O-(1/2)dNb~ 2~O~ 5~-eM2O~ 2~! onde M1 se refere a um elemento metálico divalente ou combinação de elementos metálicos equivalentes a divalentes; M2 se refere a um elemento metálico ou uma combinação de elementos metálicos equivalentes a tetravalentes, e as relações 0 < a < 0,5, 0 < b < 0,5, 0 < c < 0,11, 0,4 < d < 0,56, 0 < e < 0,12, 0,4 < a + b + c <243> 0,5, e a + b + c d + e = 1 são satisfeitas, a composição cerâmica piezelétrica contendo um elemento metálico (M3) constituindo um componente adjuvante de sinterização na quantidade de 5 partes em peso ou menos por 100 partes em peso da soma em termos de óxidos de K, Na, Nb, M1 e M2. é provido, adicionalmente, um elemento piezelétrico compreendendo um corpo piezelétrico constituído dessa composição cerâmica piezelétrica e, disposto em contato com um par de eletrodos.
BRPI0409353-4A 2003-05-29 2004-05-28 A piezoelectric ceramic and piezoelectric element comprising the composition BRPI0409353B1 (pt)

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JP2003-153426 2003-05-29
JP2003153426 2003-05-29
PCT/JP2004/007392 WO2004106264A1 (ja) 2003-05-29 2004-05-28 圧電磁器組成物及びこれを用いた圧電素子

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BRPI0409353A true BRPI0409353A (pt) 2006-04-25
BRPI0409353B1 BRPI0409353B1 (pt) 2017-10-31

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EP3099649B1 (en) * 2014-01-29 2018-07-25 Canon Kabushiki Kaisha Piezoelectric ceramic, method for producing the same, piezoelectric element, multilayer piezoelectric element, liquid ejection head, liquid ejecting apparatus, ultrasonic motor, optical device, vibrating apparatus, dust-removing apparatus, imaging apparatus, and electronic device
RU2580538C1 (ru) * 2014-12-11 2016-04-10 федеральное государственное автономное образовательное учреждение высшего образования "Южный федеральный университет" Бессвинцовый пьезоэлектрический керамический материал
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EP1630149B1 (en) 2013-10-09
CN1787981A (zh) 2006-06-14
BRPI0409353B1 (pt) 2017-10-31
CN100337980C (zh) 2007-09-19
US20070120446A1 (en) 2007-05-31
EP1630149A1 (en) 2006-03-01
EP1630149A4 (en) 2009-01-21
WO2004106264A1 (ja) 2004-12-09

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