Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents (PSOA)
AssigneeEcolab USA Inc.
InventorsJunzhong Li, Richard Staub, David D. McSherry, Keith G. Lascotte, Steven J. Lange, Frank Everts
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Abstract
The present invention relates to novel sulfoperoxycarboxylic acid compounds, and methods for making and using them. The sulfoperoxycarboxylic compounds of the invention are storage stable, water soluble and have low to no odor. Further, the compounds of the present invention can be formed from non-petroleum based renewable materials. The compounds of the present invention can be used as antimicrobials, and bleaching agents. The compounds of the present invention are also suitable for use as coupling agents.
Claims17
An aqueous, antimicrobial bleaching composition wherein the composition comprises:
- (a) one or more of the following:
- or salts or esters thereof;
- or
- or salts or esters thereof;
- (b) a C1 to C4 carboxylic acid;
- (c) a C5 to C11 carboxylic acid;
- and
- (d) an oxidizing agent
- wherein the pH of the composition is about 7 to about 14.
An aqueous, antimicrobial bleaching composition, wherein the composition comprises:
- (a) about 1 wt % to about 5 wt % of a compound including one or more of the following:
- (b) about 1 wt % to about 10 wt % of the C1 to C4 carboxylic acid;
- (c) about 1 wt % to about 10 wt % of the C5 to C11 carboxylic acid;
- and
- (d) about 10 wt % to about 30 wt % of the oxidizing agent.
Dependencies are inferred from the claim text.