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TiO.sub.2 light scattering efficiency when incorporated in coatings

  • US 5,650,002 A
  • Filed: 11/13/1995
  • Issued: 07/22/1997
  • Est. Priority Date: 11/13/1995
  • Status: Expired due to Term
First Claim
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1. A TiO2 pigment consisting essentially of TiO2 particles having (a) substantially discrete inorganic particles having an average diameter size within the range of about 5 to about 100 nm dispersed on the surfaces of the TiO2 particles in an amount of less than 20 wt. % based on total pigment weight, and (b) a top-coating comprising a hydrous oxide selected from the group consisting of silica, alumina, zirconia, and mixtures thereof.

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