Ferrite sintered compact
    1.
    发明授权
    Ferrite sintered compact 有权
    铁氧体烧结体

    公开(公告)号:US06375862B1

    公开(公告)日:2002-04-23

    申请号:US09663197

    申请日:2000-09-18

    IPC分类号: C04B3526

    摘要: The present invention can provide a MgCuZn-based ferrite sintered compact which is constituted by having as substantial main component compositions 7.5 to 23.0 mole % of magnesium oxide, 7.0 to 20.0 mole % of copper oxide, 19.0 to 24.2 mole % of zinc oxide and 48.5 to 50.3 mole % of ferric oxide, and the average particle diameter of the ferrite sintered compact is in a range of 1.10 to 7.30 &mgr;m while the standard deviation &sgr; of the size distribution is in a range of 0.60 to 10.00, resulting in the ferrite sintered compact which has a high impedance with a frequency of not less than 50 MHz and is capable of efficiently cutting of radiant noise by selecting inexpensive materials.

    摘要翻译: 本发明可以提供一种MgCuZn系铁氧体烧结体,其主要成分为7.5〜23.0摩尔%的氧化镁,7.0〜20.0摩尔%的氧化铜,19.0〜24.2摩尔%的氧化锌,48.5重量% 至50.3摩尔%的氧化铁,铁素体烧结体的平均粒径在1.10〜7.30μm的范围内,而尺寸分布的标准偏差σ在0.60〜10.00的范围内,导致铁氧体烧结 具有频率不低于50MHz的高阻抗,并且能够通过选择便宜的材料有效地切割辐射噪声。

    MnMgCuZn ferrite material
    2.
    发明授权
    MnMgCuZn ferrite material 有权
    MnMgCuZn铁氧体材料

    公开(公告)号:US06200493B1

    公开(公告)日:2001-03-13

    申请号:US09271432

    申请日:1999-03-18

    IPC分类号: C01G4900

    CPC分类号: C04B35/2625 H01F1/344

    摘要: There is disclosed an MnMgCuZn ferrite material which contains ranges of 46.5 to 50.4 mol % of iron oxide, 10.5 to 22.0 mol % of magnesium oxide, 22.5 to 25.0 mol % of zinc oxide, 6.0 to 16.0 mol % of copper oxide, and 0.1 to 3.5 mol % of manganese oxide. Advantages of an MnMgCuZn ferrite material that resistivity is relatively high and material cost is low are utilized to realize a superior MnMgCuZn ferrite material which is much smaller in magnetic loss than conventional materials of the same series and which has a sufficient saturated magnetic flux density.

    摘要翻译: 公开了MnMgCuZn铁氧体材料,其含有氧化铁46.5〜50.4摩尔%,氧化镁10.5〜22.0摩尔%,氧化锌22.5〜25.0摩尔%,氧化铜6.0〜16.0摩尔%,氧化铜0.1〜 3.5mol%的氧化锰。 利用电阻率相对较高且材料成本低的MnMgCuZn铁氧体材料的优点是实现了一种优良的MnMgCuZn铁氧体材料,其磁损耗远低于同一系列的传统材料,且具有足够的饱和磁通密度。

    GLASS CERAMIC SUBSTRATE
    4.
    发明申请
    GLASS CERAMIC SUBSTRATE 审中-公开
    玻璃陶瓷基板

    公开(公告)号:US20100080981A1

    公开(公告)日:2010-04-01

    申请号:US12564467

    申请日:2009-09-22

    IPC分类号: B32B5/16

    摘要: The present invention provides glass ceramic substrates 11a to 11d each containing a glass component and a plate-like alumina filler dispersed in the glass component, wherein the plate-like alumina filler has an average plate diameter of 0.1 to 20 μm and an average aspect ratio of 50 to 80, and wherein the plate-like alumina filler has a content of 22 to 35% by volume based on a total amount of the glass component and plate-like alumina filler.

    摘要翻译: 本发明提供了玻璃成分分散在玻璃成分中的玻璃成分和板状氧化铝填料的玻璃陶瓷基板11a〜11d,其中,板状氧化铝填料的平均板直径为0.1〜20μm,平均长径比 为50〜80,其中板状氧化铝填料的含量相对于玻璃成分和板状氧化铝填料的总量为22〜35体积%。

    Dielectric ceramic material
    6.
    发明授权
    Dielectric ceramic material 失效
    介电陶瓷材料

    公开(公告)号:US07399723B2

    公开(公告)日:2008-07-15

    申请号:US11538523

    申请日:2006-10-04

    IPC分类号: C04B35/457 C04B35/462

    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 。 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。

    CERAMIC SUBSTRATE, PROCESS FOR PRODUCING THE SAME, AND DIELECTRIC-PORCELAIN COMPOSITION
    8.
    发明申请
    CERAMIC SUBSTRATE, PROCESS FOR PRODUCING THE SAME, AND DIELECTRIC-PORCELAIN COMPOSITION 有权
    陶瓷基板,其制造方法和电介质组合物

    公开(公告)号:US20100197478A1

    公开(公告)日:2010-08-05

    申请号:US12669839

    申请日:2008-07-18

    IPC分类号: C04B35/04

    摘要: A ceramic substrate is provided as one having a large coefficient of thermal expansion α, having properties suitable for use as a high-frequency substrate, being capable of being fired at a low temperature, and having an excellent substrate strength. The ceramic substrate has a main composition containing Mg2SiO4 and a low-temperature-fired component, has the coefficient of thermal expansion α of not less than 9.0 ppm/° C., and contains up to 25 vol. % (excluding zero) ZnAl2O4 or up to 7 vol. % (excluding zero) Al2O3.A dielectric-porcelain composition is provided as one being capable of being fired at a temperature lower than a melting point of an Ag-based metal and being capable of demonstrating a sufficient bending strength even through firing at a low firing temperature. The dielectric-porcelain composition contains Mg2SiO4 as a major component and contains a zinc oxide, a boron oxide, an alkaline earth metal oxide, a copper compound, and a lithium compound as minor components.

    摘要翻译: 提供陶瓷基板作为具有大的热膨胀系数α的材料,具有适合用作高频基板的性能,能够在低温下烧制并且具有优异的基板强度。 陶瓷基板具有含有Mg 2 SiO 4和低温烧成分的主要成分,其热膨胀系数α为9.0ppm /℃以上,含有25体积%以下。 %(不包括零)ZnAl2O4或高达7体积% %(不包括零)Al2O3。 提供了一种电介质瓷组合物,其能够在低于Ag系金属的熔点的温度下被烧制,并且即使在低烧成温度下也能够显示出足够的弯曲强度。 介电瓷组合物含有Mg2SiO4作为主要成分,并含有氧化锌,氧化硼,碱土金属氧化物,铜化合物和作为次要成分的锂化合物。

    DIELECTRIC CERAMIC MATERIAL
    9.
    发明申请
    DIELECTRIC CERAMIC MATERIAL 失效
    电介质陶瓷材料

    公开(公告)号:US20080009404A1

    公开(公告)日:2008-01-10

    申请号:US11538523

    申请日:2006-10-04

    IPC分类号: C04B35/00

    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 。 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。