氢氧化镍材料制备的研究进展

对氢氧化镍Ni(OH)_2]的制备方法,如液相沉淀法、均相沉淀法、水热法、氧化法、高压水解法、离子交换树脂法、微乳液法、电解法和机械化学合成法等进行叙述;阐述制备工艺对产物结构、形貌、尺寸和容量等方面的影响。进一步综述掺杂Ni(OH)_2制备工艺方法并分析添加元素对Ni(OH)_2结构、容量、电化学性能的影响;讨论制备改性Ni(OH)_2过程中p H值、CO32-对Ni(OH)_2颗粒尺寸与形貌的影响。展望纳米Ni(OH)_2和掺杂Ni(OH)_2的应用前景。

Research progress in the preparation of nickel hydroxide material

The preparation methods of nickel hydroxide Ni (OH)2],such as liquid phase precipitation,homogeneous precipitation,hydrothermal,oxidation,high pressure hydrolysis,ion exchange resin,microemulsion,electrolysis and mechanochemical synthesis were described.The effects of preparation process on the structure,morphology,size and capacity of products were discussed.The preparation method of doped Ni (OH)2 was reviewed and the influence of the added elements on the structure,capacity and electrochemical performance of Ni(OH) 2 was analyzed.The influence of pH and CO32-on the size and morphology of Ni (OH)2 particles during the hydroxide was discussed,preparation of modified nickel was discussed.The application foreground of nano-size Ni(OH) 2 and doped Ni(OH) 2 was prospected.