×

Corrosion inhibition of hypochlorite solutions

  • US 8,496,853 B2
  • Filed: 06/12/2012
  • Issued: 07/30/2013
  • Est. Priority Date: 12/21/2010
  • Status: Active Grant
First Claim
Patent Images

1. A corrosion inhibitor composition comprising:

  • a hypochlorite source, which is free of carbonate and bicarbonate anions;

    a corrosion inhibitor comprising a water soluble zinc compound and a water soluble calcium compound;

    wherein said corrosion inhibitor does not contain bromide, iodide, aluminum or magnesium;

    wherein the ratio of said hypochlorite source to corrosion inhibitor is from about 10;

    1 to about 600;

    1; and

    wherein the pH of said composition is at least about 7.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×