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COMPOSITIONS CONTAINING A SOURCE OF HYPOCHLORITE IONS

  • US 3,843,548 A
  • Filed: 09/28/1971
  • Issued: 10/22/1974
  • Est. Priority Date: 10/06/1970
  • Status: Expired due to Term
First Claim
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1. A COMPOSITION CONSISTING ESSENTIALLY OF A WATERABSORPTIVE CLAY AND A SOURCE OF HYPOCHLORITE IONS, SAID SOURCE OF HYPOCHLORITE IONS BEING A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL HYPOCHLORITES, ALKALI METAL SALTS OF NON-METALLIC INORGANIC ACIDS, AND ORGANIC ACIDS CONTAINING A THERMODYNAMICALLY STABLE NITROGEN-CHLORINE BOND WHICH HYDROLYSES TO PROVIDE HYPOCHLORITE IONS, WHEREIN SAID WATER-ABSORPTIVE CLAY IS A SYNTHETIC MAGNESIUM SILICATE IN WHICH A PROPORTION OF THE MAGNESIUM ATOMS HAVE BEEN REPLACED BY LITHIUM ATOMS, SAID SYNTHETIC MAGNESIUM SILICATE BEING PRESENT IN AN AMOUNT OF FROM ABOUT 3% TO 8% BY WEIGHT, THE AMOUNT OF SAID SOURCE OF HYPOCHLORITE IONS BEING SUCH THAT THE AVAILABLE CHLORINE CONTENT OF SAID COMPOSITION IS FROM 0.05% TO 3.0% BY WEIGHT.

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