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    • 13. 发明专利
    • Method for producing metal matrix composite for casting
    • 生产用于铸造的金属基复合材料的方法
    • JP2006249452A
    • 2006-09-21
    • JP2005063545
    • 2005-03-08
    • Celanx KkTaiheiyo Cement Corpセランクス株式会社太平洋セメント株式会社
    • TAKAHASHI YUTAKASHIMOJIMA HIROMASAKIKUCHI MASAYAODATE YUJI
    • C22C1/10B22D19/14
    • PROBLEM TO BE SOLVED: To provide a method for producing a metal matrix composite to be cast, which can uniformly disperse ceramic particles in an amount of less than 40 vol.% into an aluminum alloy, even without using a metal matrix composite containing the ceramic particles in an amount of 40 to 60 vol.% as an intermediate material.
      SOLUTION: The method for producing a metal matrix composite to be cast comprises the steps of: charging a reinforcing ceramic material mixed with a powder containing Mg and the aluminum alloy, or the reinforcing ceramic material and the aluminum alloy containing Mg, into a melting crucible; heating and melting them at 700 to 1,000°C in a nitrogen atmosphere; and stirring and mixing them. Thereby, the ceramic particles in an amount of less than 40 vol.% are uniformly dispersed in the aluminum alloy as the reinforcing material.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 待解决的问题:为了提供一种制备待铸造的金属基复合材料的方法,其可以将少于40体积%的陶瓷颗粒均匀地分散到铝合金中,即使不使用金属基质复合材料 含有40〜60体积%的陶瓷粒子作为中间体。 解决方案:铸造金属基复合材料的制造方法包括以下步骤:将与Mg和铝合金粉末混合的增强陶瓷材料或含有Mg的增强陶瓷材料和铝合金装入 熔化坩埚; 在氮气气氛中在700〜1000℃下加热熔融; 并搅拌并混合。 因此,少于40体积%的陶瓷颗粒作为增强材料均匀地分散在铝合金中。 版权所有(C)2006,JPO&NCIPI
    • 14. 发明专利
    • Silicon-aluminum composite metal, and its plated body
    • 硅铝复合金属及其制品
    • JP2005036253A
    • 2005-02-10
    • JP2003197776
    • 2003-07-16
    • Celanx KkTaiheiyo Cement Corpセランクス株式会社太平洋セメント株式会社
    • HIGUCHI TAKESHISATO TATSUZOODANO CHOKUSUISHIMOJIMA HIROMASA
    • B22D19/00B22D23/00C22C1/10C23C30/00
    • PROBLEM TO BE SOLVED: To provide a silicon-aluminum composite metal particularly having high Young's modulus and low linear thermal expansion coefficient and being machinable as is the case with a metal and also to provide its plated body and further to impart uniform smoothness equal to that of a plated surface of a plated metal to the above plated body having a plated machined surface.
      SOLUTION: The silicon-aluminum composite metal is constituted of silicon and aluminum or an aluminum alloy and has ≥100 GPa Young's modulus and ≤10×10
      -6 /°C linear thermal expansion coefficient at a temperature between room temperature and 400°C. Further, the silicon-aluminum composite metal is obtained by infiltrating, under no pressure, molten aluminum or an aluminum alloy into a filled body or molded body of 50 to 70% volume filling ratio of silicon powder at 700 to 1,000°C in a nitrogen atmosphere containing magnesium vapor.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供特别是具有高杨氏模量和低线性热膨胀系数的硅铝复合金属,并且与金属的情况一样可加工,并且还提供其镀层体并进一步赋予均匀的光滑度 与电镀金属的电镀表面相同,具有电镀加工表面的上述电镀体。 解决方案:硅铝复合金属由硅和铝或铝合金构成,≥100GPa杨氏模量和≤10×10 -6 /℃线性热膨胀系数 室温至400℃之间的温度。 此外,硅铝复合金属是通过在无氮压力下将熔融铝或铝合金浸入填充体或成型体中,在氮气中在700〜1000℃下填充体积为50〜70%体积填充率的硅, 含有镁蒸汽的气氛。 版权所有(C)2005,JPO&NCIPI