Concrete mixtures having aqueous foam admixtures

  • US 7,670,426 B2
  • Filed: 12/19/2005
  • Issued: 03/02/2010
  • Est. Priority Date: 09/09/2005
  • Status: Expired due to Fees
First Claim
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1. A concrete mixture, comprising:

  • (i) a hydraulic cement;

    (ii) a hydration stabilizer that inhibits hydration of the hydraulic cement, the hydration stabilizer including a set retarder and an accelerator;

    (iii) water;

    (iv) a foam admixture comprising water and a fluorochemical surfactant, wherein the foam is stabilized in the presence of the hydraulic cement by the hydration stabilizer.

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