Process for milling compounds
    12.
    发明授权
    Process for milling compounds 失效
    研磨化合物的方法

    公开(公告)号:US06491239B2

    公开(公告)日:2002-12-10

    申请号:US09799314

    申请日:2001-03-05

    IPC分类号: B02C1720

    摘要: The present invention is a process for the preparation of a solid particles of a compound. The process includes milling the compound in the presence of milling media composed of ceramic particles having an average size of 0.1 to 20 mm. The ceramic particles are composed of a tetragonal zirconia core and a continuous hard case shell comprising cubic zirconia, monoclinic zirconia, spinel or zircon.

    摘要翻译: 本发明是制备化合物的固体颗粒的方法。 该方法包括在存在由平均尺寸为0.1至20mm的陶瓷颗粒组成的研磨介质的情况下研磨该化合物。 陶瓷颗粒由四方晶氧化锆核和包含立方氧化锆,单斜晶氧化锆,尖晶石或锆石的连续硬壳体组成。

    Ceramic article
    13.
    发明授权
    Ceramic article 失效
    陶瓷制品

    公开(公告)号:US5798308A

    公开(公告)日:1998-08-25

    申请号:US946321

    申请日:1997-10-07

    IPC分类号: C04B35/486 C04B35/488

    CPC分类号: C04B35/486

    摘要: The present invention is a sintered ceramic article having an elemental composition including Zr, O, and at least one element selected from the group consisting of Mg, Ca, Y, Sc, Ce and rare earth elements. The ceramic article includes a core and a casing. The casing is exterior to and continuous with the core. The core is a mass of sintered particles having an essentially tetragonal zirconia crystalline structure and the casing is a mass of sintered particles having a mixture of monoclinic zirconia crystalline structure and zircon crystalline structure.

    摘要翻译: 本发明是具有包含Zr,O以及选自Mg,Ca,Y,Sc,Ce和稀土元素中的至少一种元素的元素组成的烧结陶瓷制品。 陶瓷制品包括芯和壳体。 外壳是外部并与芯连续。 核心是具有基本上四方晶氧化锆晶体结构的烧结颗粒的质量,壳体是具有单斜氧化锆晶体结构和锆石晶体结构的混合物的烧结颗粒的质量。

    Material, article and method of preparing materials containing oriented anisotropic particles
    14.
    发明授权
    Material, article and method of preparing materials containing oriented anisotropic particles 有权
    制备含定向各向异性颗粒的材料,制品和方法

    公开(公告)号:US07494704B2

    公开(公告)日:2009-02-24

    申请号:US10219584

    申请日:2002-08-15

    IPC分类号: B32B5/16

    摘要: The present invention relates to a method for preparing oriented anisotropic particles comprising the steps of providing at least one anisotropic particle, dispersing the one anisotropic particle(s) in a medium, and freeze drying the dispersion of anisotropic particle(s) and the medium. In another embodiment, the present invention relates to an oriented anisotropic material comprising at least one anisotropic particle dispersed in a medium and thereafter freeze dried. Another embodiment relates to an article comprising an oriented anisotropic material and at least one matrix, wherein the oriented anisotropic material comprises a freeze dried anisotropic material.

    摘要翻译: 本发明涉及一种制备定向各向异性颗粒的方法,包括以下步骤:提供至少一种各向异性颗粒,将一种各向异性颗粒分散在介质中,并冷冻干燥各向异性颗粒和介质的分散体。 在另一个实施方案中,本发明涉及一种定向各向异性材料,其包含分散在介质中并随后冷冻干燥的至少一种各向异性颗粒。 另一个实施方案涉及包含取向的各向异性材料和至少一种基质的制品,其中取向的各向异性材料包括冷冻干燥的各向异性材料。

    Reduced crystallinity polyethylene oxide with intercalated clay
    16.
    发明授权
    Reduced crystallinity polyethylene oxide with intercalated clay 失效
    具有插层粘土的结晶度降低的聚环氧乙烷

    公开(公告)号:US06555610B1

    公开(公告)日:2003-04-29

    申请号:US09617400

    申请日:2000-07-17

    IPC分类号: C08K334

    摘要: The invention relates to a method of forming a polymer composite comprising mixing smectite clay and polyvinyl pyrrolidone to form a first dispersion of intercalated clay, mixing said dispersion with polyethylene oxide to form a second dispersion, flowing said second dispersion into ketone so as to flocculate a polymer composite of polyethylene oxide and intercalated clay and recovering said flocculate, wherein the polyethylene oxide is rendered to reduced crystallinity.

    摘要翻译: 本发明涉及一种形成聚合物复合材料的方法,包括将蒙脱石粘土和聚乙烯吡咯烷酮混合以形成插层粘土的第一分散体,将所述分散体与聚环氧乙烷混合以形成第二分散体,将所述第二分散体流入酮中以絮凝 聚环氧乙烷和嵌层粘土的聚合物复合物,并回收所述絮凝物,其中使聚环氧乙烷具有降低的结晶度。

    Media for detection of X-ray exposure
    20.
    发明授权
    Media for detection of X-ray exposure 有权
    用于检测X射线曝光的介质

    公开(公告)号:US07335899B2

    公开(公告)日:2008-02-26

    申请号:US11003969

    申请日:2004-12-03

    IPC分类号: G01N5/00

    CPC分类号: G01T1/06

    摘要: The invention relates to An X-ray exposure indicator device comprising a solid X-ray sensitive material that upon X-ray exposure undergoes a chromatic change, wherein the exposure indicator device does not significantly change color when subjected to UV or visible radiation.

    摘要翻译: 本发明涉及一种包含固体X射线敏感材料的X射线曝光指示装置,其在X射线曝光时经历色度变化,其中曝光指示装置在经受紫外或可见光辐射时不会显着变色。