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Preparation of colloidal nanosilver

  • US 7,892,317 B2
  • Filed: 07/11/2007
  • Issued: 02/22/2011
  • Est. Priority Date: 07/11/2007
  • Status: Expired due to Fees
First Claim
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1. A process for synthesis of a silver nano particle, the process consisting of:

  • reacting a silver salt and an anionic surfactant and a reducing agent in water at a room temperature;

    thereby reducing said silver salt into silver nano particles having a uniform particle size, wherein the uniform particle size of said silver nano particles is less than 4.5 nanometers.

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