IP Library › Granted Patent US 8,344,026
Granted Patent B2
US 8,344,026 · App. 12/413,189 · Granted Jan 1, 2013

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

Assignee: Ecolab USA Inc.
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 8,344,026
App. No.
12/413,189
Granted
Jan 1, 2013
Kind
B2
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.

Claims (28)

1. A compound according to Formula I:

wherein:

R 1 is a sulfonate substituted —C 1 alkyl group;

R 2 is a substituted or unsubstituted C n Alkylene group;

X is hydrogen, a cationic group, or an ester forming moiety;

n is 1 to 10;

or salts or esters thereof.

2. A composition comprising a compound according to Formula I:

wherein:

R 1 is a sulfonate substituted —C 1 alkyl group;

R 2 is a substituted or unsubstituted C n alkylene group;

X is hydrogen, a cationic group, or an ester forming moiety;

n is 1 to 10;

or salts, esters, or mixtures thereof.

3. An aqueous, antimicrobial bleaching composition comprising:

a compound according to Formula I:

wherein:

R 1 is a sulfonate substituted —C 1 alkyl group;

R 2 is a substituted or unsubstituted C n alkylene group;

X is hydrogen, a cationic group, or an ester forming moiety;

n is 1 to 10;

or salts or esters thereof,

(b) C 1 to C 4 carboxylic acid;

(c) a C 5 to C 11 carboxylic acid; and

(d) an oxidizing agent, wherein the pH of the composition is about 7 to about 14.

4. The composition of claim 3 , wherein the C 1 to C 4 carboxylic acid is acetic acid.

5. The composition of claim 3 , wherein the C 5 to C 11 carboxylic acid is octanoic acid.

6. A method for reducing a population of organisms on a surface comprising contacting the surface with the composition of claim 3 .

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 26, 2011
From: ECOLAB INC.
To: ECOLAB USA INC.
Reel/Frame 026815/0890 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 28, 2009
From: LI, JUNZHONG; STAUB, RICHARD K.; MCSHERRY, DAVID D.; LASCOTTE, KEITH G.; LANGE, STEVEN J.; EVERTS, FRANK
To: ECOLAB INC.
Reel/Frame 023293/0371 →
Continuity (2)
Provisional Application 61040444 · Mar 28, 2008
Related Publication 20100021557A1 · Jan 28, 2010