Bonded aggregate composition and binders for the same

  • US 6,447,596 B1
  • Filed: 05/01/2000
  • Issued: 09/10/2002
  • Est. Priority Date: 04/27/1992
  • Status: Expired due to Term
First Claim
Patent Images

1. A binder useful for bonding an aggregate into a rigid structure upon mixing and setting of said binder and said aggregate, said binder comprising:

  • an acidic phosphate-providing component, said component being in a liquid phase at ambient temperature and pressure; and

    a dry component comprising CaO, Al2O3, SiO2, and Fe2O3 in proportions adequate to allow working upon mixing of said binder and said aggregate and adequate to yield a rigid structure upon setting of said mixed binder and aggregate, wherein said Fe2O3 comprises between 0.8 and 1.0 percent by weight of said binder.

View all claims

    Thank you for your feedback