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    MAGNESIUM ALLOYS AND PROCESS FOR PRODUCING THE SAME
    1.
    发明公开
    MAGNESIUM ALLOYS AND PROCESS FOR PRODUCING THE SAME 有权
    MAGNESIUMLEGIERUNGEN UND HERSTELLUNGSVERFAHRENDAFÜR

    公开(公告)号：EP2143811A1

    公开(公告)日：2010-01-13

    申请号：EP08739647.9

    申请日：2008-03-26

    申请人： Toyota Jidosha Kabushiki Kaisha ,  National Institute for Materials Science

    发明人： SHOJI, Tetsuya ,  KATO, Akira ,  MUKAI, Toshiji ,  SOMEKAWA, Hidetoshi

    IPC分类号： C22C23/06 ,  C22F1/00 ,  C22F1/06

    CPC分类号： C22C23/06 ,  C22F1/002 ,  C22F1/06

    摘要： An Mg alloy provided with high strength and high ductility by matching the strength and ductility in tensile deformation and compressive deformation at the same levels is provided. The Mg alloy of the present invention is characterized by having a chemical composition consisting of Y: 0.1 to 1.5 at% and a balance of Mg and unavoidable impurities and having a microstructure with high Y regions with Y concentrations higher than an average Y concentration distributed at nanometer order sizes and intervals. The present invention further provides an Mg alloy characterized by having a chemical composition consisting of Y: more than 0.1 at% and a valance of Mg and unavoidable impurities, having a microstructure with high Y regions with Y concentrations higher than an average Y concentration distributed at nanometer order sizes and intervals and having an average recrystallized grain size within the range satisfying the following formula 1: - 0.87 ⁢ c + 1.10 log d 1.14 ⁢ c + 1.48 ,
    where
    c: Y content (at%) and
    d: average recrystallized grain size (µm).

    摘要翻译： 提供了通过将拉伸变形和压缩变形的强度和延展性在相同水平上匹配而具有高强度和高延展性的Mg合金。 本发明的Mg合金的特征在于具有以下组成的化学组成：Y：0.1〜1.5原子％，余量为Mg和不可避免的杂质，具有Y浓度高于分布在 纳米尺寸和间隔。 本发明还提供一种Mg合金，其特征在于具有以下组成的化学组成：Y：大于0.1原子％，Mg和不可避免的杂质，具有Y浓度高于分布在 纳米级尺寸和间隔，其平均再结晶晶粒尺寸在满足下列公式1的范围内： - 0.87 ¢c + 1.10

    COLD-WORKED Mg-BASE ALLOY PRODUCT
    4.
    发明公开
    COLD-WORKED Mg-BASE ALLOY PRODUCT 有权
    KALTGEWALZTES LEGIERUNGSPRODUKT AUF MG-BASIS

    公开(公告)号：EP2319949A1

    公开(公告)日：2011-05-11

    申请号：EP09800476.5

    申请日：2009-07-22

    申请人： National Institute for Materials Science

    发明人： MUKAI, Toshiji ,  SOMEKAWA, Hidetoshi ,  SHOJI, Tetsuya ,  KATO, Akira

    IPC分类号： C22C23/06 ,  C22F1/06 ,  C22F1/00

    CPC分类号： C22F1/06 ,  C22C23/06 ,  C22F1/00

    摘要： The present invention has as its object to provide an Mg-based alloy cold worked member which can remarkably lower the load weight required for cold plastic working and enables practical usage of the same. The present invention is an Mg-based alloy cold worked member obtained by cold working an Mg-based alloy to form it into a predetermined shape, characterized by having a microstructure which includes crystal grains divided and made finer by cold working.

    摘要翻译： 本发明的目的是提供一种能够显着降低冷塑性加工所需的负荷重量的Mg系合金冷加工部件，能够实际应用。 本发明是一种通过将Mg基合金冷加工成为预定形状而获得的Mg基合金冷加工构件，其特征在于，具有通过冷加工分割成微细结晶的微结构。

    MAGNESIUM ALLOY
    6.
    发明公开
    MAGNESIUM ALLOY 审中-公开
    MAGNESIUMLEGIERUNG

    公开(公告)号：EP2210964A1

    公开(公告)日：2010-07-28

    申请号：EP08836341.1

    申请日：2008-10-02

    申请人： National Institute for Materials Science

    发明人： MUKAI, Toshiji ,  SOMEKAWA, Hidetoshi ,  INOUE, Tadanobu ,  SINGH, Alok

    IPC分类号： C22C23/00 ,  C22F1/06 ,  C22C23/02 ,  C22F1/00

    CPC分类号： C22F1/06 ,  C22C1/002 ,  C22C23/02 ,  C22F1/00

    摘要： An object of the invention is to provide a magnesium alloy having high strength and sufficient formability. A magnesium alloy mainly contains magnesium and has high tensile strength and high compression strength. The crystal grain structure of the alloy has a high angle grain boundary, and the Inside of the crystal grain surrounded by the high angle grain boundary is composed of subgrains.

    摘要翻译： 本发明的目的是提供一种具有高强度和充分成形性的镁合金。 镁合金主要含镁，抗拉强度高，抗压强度高。 合金的晶粒结构具有高角度晶界，由高角度晶界包围的晶粒内部由亚晶粒构成。

    MAGNESIUM-BASED BIODEGRADABLE METAL MATERIAL
    8.
    发明公开
    MAGNESIUM-BASED BIODEGRADABLE METAL MATERIAL 有权
    AUF MAGNESIUM BASIERENDES BIOLOGISCH ABBAUBARES METALLMATERIAL

    公开(公告)号：EP1959025A1

    公开(公告)日：2008-08-20

    申请号：EP06832770.9

    申请日：2006-11-16

    申请人： National Institute for Materials Science

    发明人： YAMAMOTO, Akiko ,  HIROMOTO, Sachiko ,  MARUYAMA, Norio ,  MUKAI, Toshiji ,  SOMEKAWA, Hidetoshi

    IPC分类号： C22C23/00 ,  A61B17/12 ,  A61L27/00 ,  A61L31/00

    CPC分类号： A61L31/148 ,  A61B2017/00004 ,  A61L31/022 ,  C22C23/00 ,  C22C23/02 ,  C22C23/04 ,  C22C23/06

    摘要： As a novel biodegradable metallic material the degradation speed of which in vivo can be controlled over a broad scope while achieving desired mechanical properties such as strength, work hardening and ductility without restricting the shape of an implant device, it is intended to provide a magnesium-based biodegradable metallic material which comprises Mg containing Mc as the major composition and having a concentration of inevitable impurities equal to or less than 0.05 atomic %, is free from precipitates or intermetallic compounds, and has an average grain size being regulated to equal to or less than 1/4 of the minimum part of the material.

    摘要翻译： 作为新型的可生物降解的金属材料，其体内的降解速度可以在宽范围内控制，同时实现期望的机械性能如强度，加工硬化和延展性而不限制植入装置的形状， 包含含有Mg作为主要组成并且不可避免的杂质浓度等于或小于0.05原子％的基于生物可降解的金属材料不含沉淀物或金属间化合物，并且平均晶粒尺寸被调节至等于或小于 比材料的最小部分的1/4。