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Process for obtaining fibers integral with calcium carbonate particles

  • US 6,387,212 B1
  • Filed: 08/09/2000
  • Issued: 05/14/2002
  • Est. Priority Date: 02/20/1998
  • Status: Expired due to Term
First Claim
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1. Process for obtaining fibers integral with calcium carbonate particles, which comprises:

  • preparing a first composition comprising calcium bicarbonate;

    preparing a second composition comprising calcium hydroxide; and

    mixing the first and second compositions in the presence of said fibers thereby precipitating calcium carbonate particles in contact with at least some of said fibers.

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