A method of producing and modifying the properties of ceramic composite bodies
    7.
    发明公开
    A method of producing and modifying the properties of ceramic composite bodies 失效
    一种用于制备和改性陶瓷复合体的特性的过程。

    公开(公告)号:EP0322341A2

    公开(公告)日:1989-06-28

    申请号:EP88630226.4

    申请日:1988-12-14

    Abstract: This invention relates generally to a novel method of manufacturing a composite body. More particularly, the present invention relates to a method for modifying the resultant properties of a composite body, by, for example, minimizing the amount of porosity present in the composite body. Additives such as TaG, ZrC, ZrB₂, VC, NbC, WC, W₂B₅ and/or MoO₂B₅ can be combined with a boron carbide material (2) which is thereafter reactively infiltrated by a parent metal (3). The composite body comprises one or more boron-­containing compounds (e.g., a boride or a boride and a carbide) which is made by the reactive infiltration of molten parent metal (3) into the boron carbide mass (2). Par­ticular emphasis is placed upon modifying the properties of a ZrB₂-ZrC-Zr composite body. However, the methods disclosed in the application are believed to be generic to a number of parent metals and preform materials.

    Abstract translation: 本发明涉及基因的反弹到制造复合体的新方法。 更具体地,本发明涉及一种用于修改所得到的特性的复合体构成,通过,例如,在复合体最小化本孔隙率的量的方法。 添加剂:如日,的ZrC,ZrB 2或VC,NbC的,WC,W 2 B 5和/或MoO2B5可以与碳化硼材料(2)的所有其随后反应性通过母体金属渗入被组合(3)。 该复合体包括由熔融母体金属(3)的反应性渗透制成碳化硼物质(2)一种或多种含硼化合物(E. G.,硼化物或硼化物和碳化物)所有。 特别强调的是在修改ZrB2-的ZrC-Zr复合体的特性放置。 然而,在应用程序中的游离缺失方法光盘被认为是通用的一些母体金属和预型体的材料制成。

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