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    • 1. 发明专利
    • Method for producing ferrioxide-containing metal composite nickel nanoparticles, and ferrioxide-containing metal composite nickel nanoparticle
    • 含有含氧化铵的金属复合镍基纳米粒子的制备方法,含有金属氧化物的金属复合镍基纳米粒子
    • JP2012193418A
    • 2012-10-11
    • JP2011058706
    • 2011-03-17
    • Nippon Steel Chem Co LtdOsaka UnivIwatani Internatl Corp国立大学法人大阪大学岩谷産業株式会社新日鐵化学株式会社
    • INOUE SHUJIYAMADA KATSUHIRONOMOTO HIDEAKIYAMAUCHI TOMOHISAWADA YUJITSUKAHARA YASUNORIKAWABATA RYOJIOKUMURA HARUKI
    • B22F9/24B22F1/00C22C19/03
    • PROBLEM TO BE SOLVED: To obtain, in a liquid phase reaction technique, nickel nanoparticles having a properly high sintering temperature while securing proper size and distribution of the particle size.SOLUTION: The method for producing ferrioxide-containing metal composite nickel nanoparticles includes: a complexing reaction solution generation step of heating a mixture of nickel carboxylate, iron salt and primary amine to a temperature within the range of 100-165°C to obtain a reaction solution; and a nanoparticle slurry generation step of heating the reaction solution to a temperature of 170°C or higher by microwave irradiation to obtain a metal composite nickel nanoparticle slurry containing ferrioxide. In the nanoparticle containing ferrioxide, the total amount of nickel element, iron element and oxygen element is 95 pts.mass or more relative to 100 pts.mass of the metal composite nickel nanoparticle, the amount of iron element is within the range of 5-50 pts.mass relative to 100 pts.mass of the total amount of nickel element and iron element, the average particle size is within the range of 30-150 nm, and the ferrioxide is mainly composed of triiron tetraoxide.
    • 要解决的问题为了在液相反应技术中获得具有适当高的烧结温度的镍纳米颗粒,同时确保了适当的粒度和粒度的分布。 解决方案:含有氧化亚铁的金属复合镍纳米颗粒的制造方法包括:将羧酸镍,铁盐和伯胺的混合物加热到100-165℃的温度范围内的络合反应溶液生成步骤, 获得反应溶液; 以及通过微波照射将反应溶液加热至170℃以上的纳米粒子浆料生成工序,得到含有二氧化碳的金属复合镍纳米粒子浆料。 在含有三氧化二铁的纳米粒子中,镍元素,铁元素和氧元素的总量比金属复合镍纳米粒子的100质量份高95个或更多,铁元素的量在5- 相对于镍元素和铁元素总量的100pts.mass,平均粒径为30〜150nm,氧化铁主要由四氧化三铁构成。 版权所有(C)2013,JPO&INPIT