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Hydrogen peroxide disinfectant with increased activity

DC
  • US 6,803,057 B2
  • Filed: 12/28/2001
  • Issued: 10/12/2004
  • Est. Priority Date: 12/14/1998
  • Status: Expired due to Term
First Claim
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1. An aqueous solution having a pH of from about 0.5 to about 6 and consisting essentially of i) hydrogen peroxide in a concentration of from about 0.01 to about 20 wt./wt. % of the solution, ii) at least one phosphorus-based acid in a concentration range of from about 0.05 to about 8 wt./wt. % of the solution, and iii) at least one anionic surfactant selected from the group consisting of C8 to C16 alkyl aryl sulfonic acids and alkali metal, ammonium, calcium and magnesium salts thereof, sulfonated C12 to C22 carboxylic acids and alkali metal, ammonium, calcium and magnesium salts thereof, C6 to C22 alkyl diphenyl oxide sulfonic acids and alkali metal, ammonium, calcium and magnesium salts thereof, naphthalene sulfonic acids and alkali metal, ammonium, calcium and magnesium salts thereof, C8 to C22 alkyl sulfonic acids and alkali metal, ammonium, calcium and magnesium salts thereof, alkyl or alkenyl esters or diesters of sulfosuccinic acid in which the alkyl or alkenyl groups independently contain from six to eighteen carbon atoms and alkali metal, ammonium, calcium and magnesium salts thereof, and mixtures thereof, in a concentration range of from about 0.02 to about 5 wt./wt. % of the solution.

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