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Oral Care Abrasive Patented by J.M. Huber



Published November 14, 2005
Related Searches: patent research surface composition
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Patent No. US 6,645,471 B2: Research-ers for J. M. Huber Corp., Edison, NJ, earned a patent for a composition containing particles of precipitated silica that have surfaces at which condensed alkali metal phosphate is retained.


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