Surface-Doped Particles Of Ti02 Or Zno And Their Use

  • US 20080031832A1
  • Filed: 01/26/2005
  • Published: 02/07/2008
  • Est. Priority Date: 01/28/2004
  • Status: Abandoned Application
First Claim
Patent Images

1. A particle of TiO2 or ZnO which has been doped with one or more other elements such that the concentration of dopant in a surface of the particle is greater than that at a core of the particle.

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