Silica pigment particulates

  • US 6,013,234 A
  • Filed: 06/07/1995
  • Issued: 01/11/2000
  • Est. Priority Date: 04/13/1979
  • Status: Expired due to Term
First Claim
Patent Images

1. Dry, dust-free and non-dusting, solid and homogeneous atomized precipitated silica particulates essentially spheroidal in geometrical configuration, said particulates having a mean particle size in excess of 150 microns, a fill density in compacted state in excess of 0.200, a BET surface area ranging from 100 to 350 m2 /g, and a CTAB surface area ranging from 100 to 350 m2 /g.

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