Super nanoparticle of a kind of inorganic semiconductor and preparation method thereof

Super nanoparticle of a kind of inorganic semiconductor and preparation method thereof

  • CN 102,689,881 B
  • Filed: 03/22/2011
  • Issued: 03/02/2016
  • Est. Priority Date: 03/22/2011
  • Status: Active Grant
First Claim
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1. the preparation method of the super nanoparticle of inorganic semiconductor, it is characterized in that, the method comprises the pH value of the aqueous solution containing cation coordination agent and negative charge stablizer is adjusted to 8-10, and anion binding agent is added in this aqueous solution, then 40-100 DEG C is warming up to the heating rate of 0.1-2 DEG C/min, wherein, the positively charged ion in described cation coordination agent and the negatively charged ion in described anion binding agent can form precipitation;

  • Described super nanoparticle refers to that the particle size of being assembled by the semiconductor nano of 3-5 nanometer is the particle of the spherical of 30-60 nanometer or torispherical;

    One or more in described negative charge stablizer selected from mercapto acetic acid, thiohydracrylic acid, halfcystine and gsh;

    Described cation coordination agent be selected from cadmium perchlorate, Cadmium chloride fine powder, cadmium nitrate, cadmium acetate, lead perchlorate, lead chloride, plumbic acetate, lead nitrate, zinc perchlorate, zinc nitrate and zinc chloride one or more.

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