摘要:
A dielectric ceramic composition, comprising a main component including at least a dielectric oxide having a composition expressed by [(CaxSr1-x)O]m[(TiyZr1-y-zHfz)O2], a first subcomponent including a Mn oxide and/or an Al oxide and a glass component, wherein “m”, “x”, “y” and “z” indicating composition mole ratios in the formula included in the main component are in relationships of 0.90≦m≦1.04, preferably 1.005≦m≦1.025, 0.5≦x
摘要翻译:一种电介质陶瓷组合物,其包含主要成分,该主要成分至少包括具有由[(Ca x Sr 1-x O)O] m表示的组成的介电氧化物, [(Ti y y z 1 1 y z H z z)O 2],第一次要组分包括 Mn氧化物和/或Al氧化物和玻璃成分,其中表示主成分中所含的式中的组成摩尔比的“m”,“x”,“y”,“z”为0.90 <= m <= 1.04,优选1.005 <= m <= 1.025,0.5 <= x <1,优选0.6 <= x <= 0.9,0.01 <= y <= 0.10,优选0.02 <= y <0.07和0 < = 0.20,优选0
摘要:
A dielectric ceramic composition comprising a main component including 53.00 to 80.00 mol % magnesium oxide converted to MgO, 19.60 to 47.00 mol % titanium oxide converted to TiO2 and 0.05 to 0.85 mol % manganese oxide converted to MnO. This dielectric ceramic composition may comprises 0.00 to 0.20 mol % of at least any one of vanadium oxide, yttrium oxide, ytterbium oxide or holmium oxide converted to V2O5, Y2O3, Yb2O3 and Ho2O3 respectively.
摘要:
A dielectric ceramic composition, comprising a main component including at least a dielectric oxide having a composition expressed by [(CaxSr1-x)O]m[(TiyZr1-y-zHfz)O2], a first subcomponent including a Mn oxide and/or an Al oxide and a glass component, wherein “m”, “x”, “y” and “z” indicating composition mole ratios in the formula included in the main component are in relationships of 0.90≦m≦1.04, preferably 1.005≦m≦1.025, 0.5≦x
摘要翻译:一种电介质陶瓷组合物,其包含主要成分,该主要成分至少包括具有由[(Ca x Sr 1-x O)O] m表示的组成的介电氧化物, [(Ti y y z 1 1 y z H z z)O 2],第一次要组分包括 Mn氧化物和/或Al氧化物和玻璃成分,其中表示主成分中所含的式中的组成摩尔比的“m”,“x”,“y”,“z”为0.90 <= m <= 1.04,优选1.005 <= m <= 1.025,0.5 <= x <1,优选0.6 <= x <= 0.9,0.01 <= y <= 0.10,优选0.02 <= y <0.07和0 < = 0.20,优选0
摘要:
A dielectric ceramic composition comprising forsterite in an amount of 93.0 to 99.0 mol % when calculating in terms of 2MgO.SiO2 and calcium titanate in an amount of 1.0 to 7.0 mol % when calculating in terms of CaTiO3 as main components, and as a subcomponent, aluminum oxide in an amount of 0.2 to 5 mass % when calculating in terms of Al2O3 per 100 mass % of said main components. According to the present invention, a dielectric ceramic composition, capable of having both low permittivity and good frequency-temperature characteristic as well as ensuring high Qf value and further having sufficient mechanical strength, and suitable to use in an antenna, a filter and the like used in the high-frequency region, can be provided. Also, the present invention allows providing a dielectric ceramic composition further having resistance to reduction in addition to all of the above properties.
摘要:
A dielectric ceramic composition comprising forsterite in an amount of 93.0 to 99.0 mol % when calculating in terms of 2MgO—SiO2 and calcium titanate in an amount of 1.0 to 7.0 mol % when calculating in terms of CaTiO3 as main components, and as a subcomponent, aluminum oxide in an amount of 0.2 to 5 mass % when calculating in terms of Al2O3 per 100 mass % of said main components. According to the present invention, a dielectric ceramic composition, capable of having both low permittivity and good frequency-temperature characteristic as well as ensuring high Qf value and further having sufficient mechanical strength, and suitable to use in an antenna, a filter and the like used in the high-frequency region, can be provided. Also, the present invention allows providing a dielectric ceramic composition further having resistance to reduction in addition to all of the above properties.
摘要:
A dielectric ceramic composition comprising 100 moles of barium titanate as the main component, and furthermore comprising with respect to 100 moles of the main component 0.1 to 3 moles of a first subcomponent including a magnesium oxide, 0.01 to 0.5 mole (note that 0.5 is not included) of a second subcomponent including a yttrium oxide, 0.01 to 0.2 mole of a third subcomponent including a vanadium oxide, and 0.5 to 10 moles of a glass component including a silicon oxide as the main component; wherein a manganese oxide and a chrome oxide are substantially not included, and an average particle diameter of dielectric particles is 0.35 μm or smaller.
摘要:
A dielectric ceramic composition comprising 100 moles of barium titanate as the main component, and furthermore comprising with respect to 100 moles of the main component 0.1 to 3 moles of a first subcomponent including a magnesium oxide, 0.01 to 0.5 mole (note that 0.5 is not included) of a second subcomponent including a yttrium oxide, 0.01 to 0.2 mole of a third subcomponent including a vanadium oxide, and 0.5 to 10 moles of a glass component including a silicon oxide as the main component; wherein a manganese oxide and a chrome oxide are substantially not included, and an average particle diameter of dielectric particles is 0.35 μm or smaller.
摘要:
A production method of a dielectric ceramic composition having a main component containing a compound having a perovskite crystal structure of the general formula ABO3 (where, A is at least one type of element selected from Ba, Ca, Sr, and Mg, and B is at least one type of element selected from Ti, Zr, and Hf), having a step of synthesizing an ABO3 powder by a liquid phase method or solid phase method, a step of heat treating said synthesized ABO3 powder to remove gas ingredients contained in said ABO3 powder, and a step of firing a dielectric ceramic composition material including said ABO3 powder from which the gas ingredient has been removed.
摘要:
There is provided a dielectric ceramic material in which the firing temperature dependency of the relative dielectric constant can be suppressed and the mechanical strength can be improved. Specifically, there is provided a dielectric ceramic material including: main constituents given by a composition located in the region, in a ternary diagram of ZrO2, SnO2 and TiO2 shown in FIG. 1, bounded by point A, point B, point C, point D, point E and point F; and ZnO: 0.5 to 5 wt %, NiO: 0.1 to 3 wt %, and SiO2: 0.008 to 1.5 wt % in relation to the total weight of the main constituents. The dielectric ceramic material can include Nb2O5: 0.2 wt % or less and K2O: 0.035 wt % or less in relation to the total weight of the main constituents.
摘要翻译:提供一种电介质陶瓷材料,其中可以抑制相对介电常数的烧制温度依赖性并且可以提高机械强度。 具体地说,提供了一种介电陶瓷材料,其包括:主要成分由位于该区域的组合物,以ZrO 2,SnO 2和TiO 2的三元图表示 > 2 SUB>。 1,由点A,点B,点C,点D,点E和点F界定; ZnO:0.5〜5重量%,NiO:0.1〜3重量%,SiO 2:0.008〜1.5重量%。 电介质陶瓷材料可以包括Nb 2 O 5:0.2重量%以下,K 2 O 2:0.035重量%以下,相对于 主要成分的总重量。
摘要:
There is provided a dielectric ceramic material in which the firing temperature dependency of the relative dielectric constant can be suppressed and the mechanical strength can be improved. Specifically, there is provided a dielectric ceramic material including: main constituents given by a composition located in the region, in a ternary diagram of ZrO2, SnO2 and TiO2 shown in FIG. 1, bounded by point A, point B, point C, point D, point E and point F; and ZnO: 0.5 to 5 wt %, NiO: 0.1 to 3 wt %, and SiO2: 0.008 to 1.5 wt % in relation to the total weight of the main constituents. The dielectric ceramic material can include Nb2O5: 0.2 wt % or less and K2O: 0.035 wt % or less in relation to the total weight of the main constituents.
摘要翻译:提供一种电介质陶瓷材料,其中能够抑制相对介电常数的烧制温度依赖性并且可以提高机械强度。 具体地说,提供了一种介电陶瓷材料,其包括:主要成分由位于该区域的组合物,以ZrO 2,SnO 2和TiO 2的三元图表示 > 2 SUB>。 1,由点A,点B,点C,点D,点E和点F界定; ZnO:0.5〜5重量%,NiO:0.1〜3重量%,SiO 2:0.008〜1.5重量%。 电介质陶瓷材料可以包括Nb 2 O 5:0.2重量%以下,K 2 O 2:0.035重量%以下,相对于 主要成分的总重量。