Biogenic silica from silica-containing plant material such as rice hulls

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United States of America Patent

PATENT NO 8492444
APP PUB NO 20120041081A1
SERIAL NO

12375967

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Abstract

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A biogenic silica from a plant material such as rice hulls, rice straw and so forth containing a significant amount of silica for use as an anti-caking agent, excipient or flavor carrier. When the plant material is certified as organic, the silica may also be certified as organic. The plant material is ground and the silica may be concentrated by carbon reduction through enzymatic treatment or burning. In some instances an antimicrobial treatment of the silica may be beneficial.

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Patent Owner(s)

Patent OwnerAddress
HAMMOND NEAL APHOENIX AZ

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hammond, Neal A Phoenix, US 20 188
Peirce, J Steve St. Louis, US 1 11

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