摘要:
Provided is a piezoelectric ceramic composition capable of being sintered at low temperatures and in a low-oxygen reductive atmosphere and capable of attaining a sufficient displacement even at high voltages of 1 kV/mm or more. The piezoelectric ceramic composition includes: a composite oxide, as a main constituent thereof, represented by the following composition formula; Cu and/or Ag, each as a first additive, Cu being included in a content α, in terms of Cu2O, falling within a range 0
摘要翻译:提供一种压电陶瓷组合物,其能够在低温和低氧还原气氛中烧结,并且即使在1kV / mm以上的高电压下也能够获得足够的位移。 压电陶瓷组合物包括:作为其主要成分的复合氧化物,由以下组成式表示; Cu和/或Ag,每个作为第一添加剂,Cu以包含在Cu 2 O中的含量α中包含在0 <α≤0.5质量%的范围内,并且Ag被包含在含量β中 Ag2O,相对于主要成分为0 <β≤0.4质量%范围内; 其中:组成式:Pba [(Zn1 / 3Nb2 / 3)xTiyZrz] O3,其中0.96 <= a <= 1.03,0.005 <= x <0.05,0.42≤y≤0.53,0.45≤z≤0.56, x + y + z = 1。
摘要:
Provided is a piezoelectric ceramic composition capable of being sintered at low temperatures and in a low-oxygen reductive atmosphere and capable of attaining a sufficient displacement even at high voltages of 1 kV/mm or more. The piezoelectric ceramic composition includes: a composite oxide, as a main constituent thereof, represented by the following composition formula; Cu and/or Ag, each as a first additive, Cu being included in a content α, in terms of Cu2O, falling within a range 0
摘要翻译:提供一种压电陶瓷组合物,其能够在低温和低氧还原气氛中烧结,并且即使在1kV / mm以上的高电压下也能够获得足够的位移。 压电陶瓷组合物包括:作为其主要成分的复合氧化物,由以下组成式表示; Cu和/或Ag,各自作为第一添加剂,Cu以包含在Cu 2 O 2中的含量α中,在0 <α≤0.5质量%的范围内,Ag为 相对于主要成分,包含在相对于主要成分的0 <β≤0.4质量%范围内的Ag 2 O 3的含量β中。 其中:组成式:Pb> [SUB x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x 其中0.96 <= a <= 1.03,0.005 <= x <0.05,0.42 <= y <= 0.53, 0.45 <= z <= 0.56,x + y + z = 1。
摘要:
A piezoelectric ceramic composition has as a chief ingredient a composite oxide that has Pb, Ti and Zr as constituent elements. It contains as a first accessory ingredient at least one element selected from the group consisting of Mn, Co, Cr, Fe and Ni in an amount of 0.2 mass % or less excluding 0 mass % in terms of an oxide. As the first accessory ingredient, at least one species selected from the ingredients represented by CuOx, wherein x≧0, can be adopted. In this case, the content of the first accessory ingredient is 3.0 mass % or less excluding 0 mass %. The piezoelectric ceramic composition is fired under reducing and firing conditions. The reducing and firing conditions include a firing temperature in the range of 800° C. to 1200° C. and an oxygen partial pressure in the range of 1×10−10 to 1×10−6 atm., for example.
摘要:
For the purpose of preventing the degradation of the piezoelectric strain properties when Cu is used for internal electrodes, there is provided a piezoelectric ceramic composition including: a composite oxide, as a main constituent thereof, represented by (Pba-bMeb) [(Zn1/3Nb2/3)xTiyZrz]O3 with the proviso that 0.96≦a≦1.03, 0≦b≦0.1, 0.05≦x≦0.15, 0.25≦y≦0.5, 0.35≦z≦0.6, and x+y+z=1, and Me represents at least one selected from Sr, Ca and Ba; and at least one selected from Co, Mg, Ni, Cr and Ga as a first additive to the main constituent in a content of 0.5% by mass or less (not inclusive of 0) in terms of oxide, wherein an electrode made of Cu is to be disposed on the piezoelectric ceramic composition.
摘要翻译:为了防止Cu用于内部电极时的压电应变特性的降低,提供了一种压电陶瓷组合物,其包括:作为其主要成分的复合氧化物,由(Pb Sb) )((III / 3/3)Nb 2/3)x u> 条件是0.96 <= a <= 1.03,0 <= b <= 0.1,0.05 <= x <= 0.15, 0.25≤y≤0.5,0.35≤z≤0.6,x + y + z = 1,Me表示选自Sr,Ca和Ba中的至少一种; 和以Co,Mg,Ni,Cr和Ga中的至少一种为主要成分的第一添加剂,以氧化物换算为0.5质量%以下(不包括0),其中,由Cu 将被设置在压电陶瓷组合物上。
摘要:
A piezoelectric ceramic composition includes: a composite oxide, as a main component thereof, represented by the composition formula, Pba[(Zn1/3Nb2/3)xTiyZrz]O3, wherein a, x, y and z satisfy the following relations, 0.96≦a≦1.03, 0.005≦x≦0.047, 0.42≦y≦0.53, 0.45≦z≦0.56, and x+y+z=1, and the following additives in the indicated percentages by mass in relation to the main component, Cu as a first additive, in a content α, in terms of Cu2O, falling within a range 0
摘要翻译:压电陶瓷组合物包括:以组成式表示的作为其主要成分的复合氧化物,<?in-line-formula description =“In-line formula”end =“lead”?> Pb < [(Zn 1/3 N 2 Nb 3/3)x Ti x Z z z z 其中a,x,y和z满足以下关系,其中a,x,y和z满足以下关系: 0.96 <= a <= 1.03,0.005 <= x <= 0.047,0.42 <= y <= 0.53,0.45 <= z <= 0.56,x + y + z = 1, 相对于作为第一添加剂的Cu作为主要成分的质量,以Cu 2 O 2计,含量α在0 <α<0.5%范围内; 以含量β为单位的Li,Co,Ni,Ga和Mg中的至少一种作为第二添加剂,其含量β以Li的碳酸盐计,在含量δ1中在0≤β≤0.1%的范围内 Co,Ni和Ga的氧化物的含量落在0 <δ1 <= 0.2%的范围内,而在含量δ2中,以Mg的碳酸盐计,在0 <δ2 <= 0.2%的范围内; 和作为第三添加剂的Ta,Nb,W和Sb中的至少一种,以含量γ表示,以氧化物计,在0≤γ≤0.6%的范围内。
摘要:
A piezoelectric ceramic composition includes: a composite oxide, as a main component thereof, represented by the composition formula, Pba[(Zn1/3Nb2/3)xTiyZrz]O3, wherein a, x, y and z satisfy the following relations, 0.96≦a≦1.03, 0.005≦x≦0.047, 0.42≦y≦0.53, 0.45≦z≦0.56, and x+y+z=1; and the following additives in the indicated percentages by mass in relation to the main component, Cu as a first additive, in a content α, in terms of Cu2O, falling within a range 0
摘要翻译:压电陶瓷组合物包括:作为其主要成分的复合氧化物,由组成式表示,<?in-line-formula description =“In-line formula”end =“lead”→> Pba [(Zn1 / 3Nb2 其中a,x,y和z满足以下关系:<?in-line-formula description =“in-line-formula description =”In-line formula“end =”tail“? =“在线公式”end =“lead”?> 0.96 <= a <= 1.03,0.005 <= x <= 0.047,0.42 <= y <= 0.53,0.45 <= z <= 0.56,x + y + z = 1; <?in-line-formula description =“In-line Formulas”end =“tail”?>和相对于主要成分指出的质量百分比中的以下添加剂,Cu是第一种添加剂, 含量α,以Cu 2 O计,在0 <α<0.5%的范围内; Dy,Nd,Eu,Gd,Tb,Ho和Er中的至少一种作为第二添加剂,以氧化物计,含量β在0 <β≤0.3%的范围内; 和作为第三添加剂的Ta,Nb,W和Sb中的至少一种,以含量γ表示,以氧化物计,在0≤γ≤0.6%的范围内。
摘要:
A piezoelectric ceramic composition includes: a composite oxide, as a main component thereof, represented by the composition formula, Pba[(Zn1/3Nb2/3)xTiyZrz]O3, wherein a, x, y and z satisfy the following relations, 0.96≦a≦1.03, 0.005≦x≦0.047, 0.42≦y≦0.53, 0.45≦z≦0.56, and x+y+z=1; and the following additives in the indicated percentages by mass in relation to the main component, Cu as a first additive, in a content α, in terms of Cu2O, falling within a range 0
摘要翻译:压电陶瓷组合物包括:以组成式表示的作为其主要成分的复合氧化物,<?in-line-formula description =“In-line formula”end =“lead”?> Pb < [(Zn 1/3 N 2 Nb 3/3)x Ti x Z z z z 其中a,x,y和z满足以下关系,其中a,x,y和z满足以下关系: 0.96 <= a <= 1.03,0.005 <= x <= 0.047,0.42 <= y <= 0.53,0.45 <= z <= 0.56,x + y + z = 1; 和相对于主要成分(以Cu换算为Cu)为基准,以含量α表示的以Cu 2 O 2表示的以质量表示的以下添加剂,其含量为0 < = 0.5%; Dy,Nd,Eu,Gd,Tb,Ho和Er中的至少一种作为第二添加剂,以氧化物计,含量β在0≤-0.3%的范围内; 和作为第三添加剂的Ta,Nb,W和Sb中的至少一种,以含量γ表示,以氧化物计,在0≤γ≤0.6%的范围内。
摘要:
A piezoelectric ceramic composition includes: a composite oxide, as a main component thereof, represented by the composition formula, Pba[(Zn1/3Nb2/3)xTiyZrz]O3, wherein a, x, y and z satisfy the following relations, 0.96≦a≦1.03, 0.005≦x≦0.047, 0.42≦y≦0.53, 0.45≦z≦0.56, and x+y+z=1, and the following additives in the indicated percentages by mass in relation to the main component, Cu as a first additive, in a content α, in terms of Cu2O, falling within a range 0
摘要:
The piezoelectric ceramic includes oxide represented by (Pb1−aAa)s[Zn1/3Nb2/3)w(Mn1/3B2/3)xTiyZrz]O3. A represents at least one element in the group comprising Ca, Sr and Ba. B represents at least one element in the group comprising Nb, Sb and Ta and a, s, w, x, y and z are within a range of 0≦a≦0.1, 0.9≦s
摘要翻译:压电陶瓷包括由(Pb1-aAa)s [Zn1 / 3Nb2 / 3)w(Mn1 / 3B2 / 3)xTiyZrz] O3表示的氧化物。 A表示包含Ca,Sr和Ba的组中的至少一种元素。 B表示包含Nb,Sb和Ta的组中的至少一种元素,a,s,w,x,y和z在0 <= a <= 0.1,0.9 <= s <1.0,0.2 < w / x <= 3.0,0.1 <= y <= 0.5和0.2 <= z <= 0.6,w + x + y + z = 1。 因此,可以容易且合理地获得高机械强度,并且在不研磨煅烧粉末或热压机的情况下也能获得优异的压电性能。
摘要:
An electrophotographic photoconductor having a photosensitive layer and a crosslinked resin surface layer over a support, wherein shapes of concaves and convexes in a surface of the electrophotographic photoconductor are measured by a surface roughness/profile measuring device to obtain one-dimensional data arrays, the arrays are subjected to multiresolution analysis (MRA-1) through wavelet transformation to be separated into six frequency components including HHH, HHL, HMH, HML, HLH and HLL to obtain one-dimensional data arrays, the arrays of the HHL are thinned out to be reduced 1/10 to 1/100, thereby producing one-dimensional data arrays, which are then subjected to multiresolution analysis (MRA-2) through wavelet transformation to be separated into six frequency components including LHH, LHL, LMH, LML, LLH and LLL to thereby obtain 12 frequency components in total; and a center-line average roughness (WRa) of the 12 frequency components satisfies relationship (i) below. 1−597×WRa(HML)+238×WRa(HLH)−95×WRa(LHL)+84×WRa(LMH)−79×WRa(LML)+55×WRa(LLH)−17×WRa(LLL)>0 (i)