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公开(公告)号：EP2537195B1
公开(公告)日：2015-04-22
申请号：EP11709224.7
申请日：2011-02-28
发明人： KUBOTA, Makoto , MIURA, Kaoru , YABUTA, Hisato , WATANABE, Takayuki , HAYASHI, Jumpei , FUNAKUBO, Hiroshi , YAMADA, Tomoaki , YASUI, Shintaro , YAZAWA, Keisuke , UCHIDA, Hiroshi , NAGATA, Jyunichi
CPC分类号： H01L41/18 , C04B35/01 , C04B35/016 , C04B35/2625 , C04B35/44 , C04B35/453 , C04B35/475 , C04B35/6325 , C04B2235/3206 , C04B2235/3217 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3232 , C04B2235/3267 , C04B2235/3272 , C04B2235/3284 , C04B2235/3286 , C04B2235/3298 , C04B2235/449 , C04B2235/76 , C04B2235/765 , C04B2235/768 , C04B2235/787 , H01L41/0805 , H01L41/0973 , H01L41/1878 , H01L41/316 , H01L41/318 , H02N2/106 , H02N2/163
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公开(公告)号：EP2537195A1
公开(公告)日：2012-12-26
申请号：EP11709224.7
申请日：2011-02-28
发明人： KUBOTA, Makoto , MIURA, Kaoru , YABUTA, Hisato , WATANABE, Takayuki , HAYASHI, Jumpei , FUNAKUBO, Hiroshi , YAMADA, Tomoaki , YASUI, Shintaro , YAZAWA, Keisuke , UCHIDA, Hiroshi , NAGATA, Jyunichi
CPC分类号： H01L41/18 , C04B35/01 , C04B35/016 , C04B35/2625 , C04B35/44 , C04B35/453 , C04B35/475 , C04B35/6325 , C04B2235/3206 , C04B2235/3217 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3232 , C04B2235/3267 , C04B2235/3272 , C04B2235/3284 , C04B2235/3286 , C04B2235/3298 , C04B2235/449 , C04B2235/76 , C04B2235/765 , C04B2235/768 , C04B2235/787 , H01L41/0805 , H01L41/0973 , H01L41/1878 , H01L41/316 , H01L41/318 , H02N2/106 , H02N2/163
摘要： Provided is a Bi-based piezoelectric material having good piezoelectric properties. The piezoelectric material includes a perovskite-type metal oxide represented by the general formula A
x (Zn
j Ti
(1-j) )
1 (Mg
k Ti
(1-k) )
m M
n O
3 , where A represents Bi, optionally containing one or more elements selected from the group consisting of trivalent metal elements; M represents at least one kind of an element selected from the group consisting of Fe, Al, Sc, Mn, Y, Ga, and Yb; and 0.9 ≤x≤1.25, 0.4≤j≤0.6, 0.4≤k≤0.6, 0.09≤1≤0.49, 0.19≤m≤0.64, 0.13≤n≤0.48, and 1+m+n=1 are satisfied.-
3.发明公开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 有权压电陶瓷工艺其制造，压电元件，多层压电元件，液体喷射头，液体排出装置，超声马达，光学设备，振动装置，除尘装置，成像设备和电子设备
公开(公告)号：EP3099649A1
公开(公告)日：2016-12-07
申请号：EP15706548.3
申请日：2015-01-15
发明人： WATANABE, Takayuki , UEDA, Miki , HAYASHI, Jumpei , MIURA, Kaoru
IPC分类号： C04B35/495 , H01L41/047 , H01L41/187 , H02N2/00 , B06B1/06 , B41J2/16 , H04N5/217 , B32B18/00 , H01L41/083 , H02N2/10 , H02N2/16
CPC分类号： H01L41/1873 , B06B1/06 , B06B1/0611 , B41J2/14201 , B41J2/14233 , B41J2202/03 , C04B35/495 , C04B2235/3201 , C04B2235/3206 , C04B2235/3215 , C04B2235/3232 , C04B2235/3234 , C04B2235/3236 , C04B2235/3255 , C04B2235/3281 , C04B2235/768 , C04B2235/77 , C04B2235/785 , C04B2235/786 , C04B2235/79 , H01L41/0471 , H01L41/0477 , H01L41/083 , H01L41/43 , H02N2/001 , H02N2/106 , H02N2/163 , H04N5/2171
摘要： Provided is a piezoelectric ceramic that does not contain any of lead, potassium, and cobalt and has a high Curie temperature, a good mechanical quality factor, and good piezoelectric properties. The piezoelectric ceramic includes a perovskite-type metal oxide represented by General Formula (1), CuO, and MgO. In the piezoelectric ceramic, the content of CuO is 0.1 mol% or more and 1 mol% or less and the content of MgO is 0.1 mol% or more and 2 mol% or less of the content of the perovskite-type metal oxide. General Formula (1): (NaxBa1-y) (NbyTi1-y)O3, where 0.85 ≤ x ≤ 0.92, 0.85 ≤ y ≤ 0.92, 0.95 ≤ x/y ≤ 1.05.
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公开(公告)号：EP3268996B1
公开(公告)日：2019-12-11
申请号：EP16715119.0
申请日：2016-03-24
发明人： MIURA, Kaoru , UEDA, Miki , WATANABE, Takayuki , MURAKAMI, Shunsuke , HAYASHI, Jumpei , KUBOTA, Makoto
IPC分类号： H01L41/187 , H01L41/083 , H01L41/43 , H02N2/10 , C04B35/495 , B41J2/14
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公开(公告)号：EP2483941B1
公开(公告)日：2015-03-25
申请号：EP10765855.1
申请日：2010-09-28
IPC分类号： H01L41/18 , C04B35/495
CPC分类号： H01L41/187 , C01G33/006 , C01G35/006 , C04B35/495 , C04B2235/3203 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3251 , C04B2235/3298 , C04B2235/76 , C04B2235/77 , C04B2235/787
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公开(公告)号：EP3278376B1
公开(公告)日：2020-12-02
申请号：EP16715120.8
申请日：2016-03-24
发明人： UEDA, Miki , MIURA, Kaoru , WATANABE, Takayuki , MURAKAMI, Shunsuke , HAYASHI, Jumpei , KUBOTA, Makoto
IPC分类号： H01L41/187 , H01L41/083 , H01L41/43 , H02N2/10 , C04B35/495 , B41J2/14
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7.发明公开PIEZOELECTRIC MATERIAL, METHOD OF PRODUCING PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, AND ELECTRONIC APPARATUS 审中-公开压电材料，制造压电材料的方法，压电元件和电子设备
公开(公告)号：EP3268996A1
公开(公告)日：2018-01-17
申请号：EP16715119.0
申请日：2016-03-24
发明人： MIURA, Kaoru , UEDA, Miki , WATANABE, Takayuki , MURAKAMI, Shunsuke , HAYASHI, Jumpei , KUBOTA, Makoto
IPC分类号： H01L41/187 , H01L41/083 , H01L41/43 , H02N2/10 , C04B35/495 , B41J2/14
摘要： Formula (1): (NaxBa1-y)(NbyTi1-y)O3 (where x is 0.83 or more and 0.95 or less, y is 0.85 or more and 0.95 or less, and x/y is 0.95 or more and 1.05 or less).
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8.发明公开
公开(公告)号：EP3063105A1
公开(公告)日：2016-09-07
申请号：EP14825448.5
申请日：2014-12-11
IPC分类号： C04B35/468 , H01L41/187
CPC分类号： H01L41/1871 , B08B7/02 , B41J2/14233 , C04B35/4682 , C04B35/49 , C04B2235/3206 , C04B2235/3208 , C04B2235/3215 , C04B2235/3236 , C04B2235/3244 , C04B2235/3248 , C04B2235/3249 , C04B2235/3262 , C04B2235/3293 , C04B2235/3298 , C04B2235/5445 , C04B2235/652 , C04B2235/6584 , C04B2235/663 , C04B2235/765 , C04B2235/768 , C04B2235/77 , C04B2235/785 , C04B2235/786 , C04B2235/81 , G02B27/0006 , H01L41/083 , H01L41/09 , H01L41/0973 , H02N2/163
摘要： The present invention provides a lead-free piezoelectric material having a high piezoelectric constant over a wide operating temperature region. Therefore, the present invention relates to a piezoelectric material including a perovskite-type metal oxide represented by general formula (1) below as a main component, wherein the average valence of Sn contained in the general formula (1) lies between 2 and 4. General Formula (1) (BavCawSnxTiyZrz)O3 (where 0.620 ≤ v ≤ 0.970, 0.010 ≤ w ≤ 0.200, 0.030 ≤ x ≤ 0.230, 0.865 ≤ y ≤ 0.990, 0 ≤ z ≤ 0.085, and 1.986 ≤ v + w + x + y + z ≤ 2.100)
摘要翻译： 本发明提供在宽工作温度范围内具有高压电常数的无铅压电材料。 因此，本发明涉及以通式（1）表示的钙钛矿型金属氧化物为主成分的压电材料，通式（1）中所含的Sn的平均价数为2〜4。 通式（1）（Ba vCa wSn x Ti y Zr z）O 3（其中，0.620≤v≤0.970,0.010≤w≤0.200，0.030≤x≤0.230,0.865≤y≤0.990,0≤z≤0.085,1.986≤ v + w + x + y +z≤2.100）
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公开(公告)号：EP3063105B1
公开(公告)日：2019-04-10
申请号：EP14825448.5
申请日：2014-12-11
IPC分类号： H01L41/187 , H01L41/083 , H01L41/09 , C04B35/468 , C04B35/49 , H02N2/16 , B41J2/14 , B08B7/02
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公开(公告)号：EP3099649B1
公开(公告)日：2018-07-25
申请号：EP15706548.3
申请日：2015-01-15
发明人： WATANABE, Takayuki , UEDA, Miki , HAYASHI, Jumpei , MIURA, Kaoru
IPC分类号： C04B35/495 , H01L41/187 , H04N5/217 , H01L41/083 , H02N2/10 , H02N2/16 , B41J2/14 , H01L41/43 , H01L41/047 , B06B1/06
CPC分类号： H01L41/1873 , B06B1/06 , B06B1/0611 , B41J2/14201 , B41J2/14233 , B41J2202/03 , C04B35/495 , C04B2235/3201 , C04B2235/3206 , C04B2235/3215 , C04B2235/3232 , C04B2235/3234 , C04B2235/3236 , C04B2235/3255 , C04B2235/3281 , C04B2235/768 , C04B2235/77 , C04B2235/785 , C04B2235/786 , C04B2235/79 , H01L41/0471 , H01L41/0477 , H01L41/083 , H01L41/43 , H02N2/001 , H02N2/106 , H02N2/163 , H04N5/2171
摘要： Provided is a piezoelectric ceramic that does not contain any of lead, potassium, and cobalt and has a high Curie temperature, a good mechanical quality factor, and good piezoelectric properties. The piezoelectric ceramic includes a perovskite-type metal oxide represented by General Formula (1), CuO, and MgO. In the piezoelectric ceramic, the content of CuO is 0.1 mol% or more and 1 mol% or less and the content of MgO is 0.1 mol% or more and 2 mol% or less of the content of the perovskite-type metal oxide. General Formula (1): (NaxBa1-y) (NbyTi1-y)O3, where 0.85 ≤ x ≤ 0.92, 0.85 ≤ y ≤ 0.92, 0.95 ≤ x/y ≤ 1.05.
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