The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 12, 2016

Filed:

Sep. 30, 2011
Applicants:

Amit Gupta, Aurora, IL (US);

Laura E. Rice, Saint Charles, IL (US);

Randall Elliott, Naperville, IL (US);

Yu-mei LU, Taipei, TW;

Wen LI Tu, Shanghai, CN;

Inventors:

Amit Gupta, Aurora, IL (US);

Laura E. Rice, Saint Charles, IL (US);

Randall Elliott, Naperville, IL (US);

Yu-Mei Lu, Taipei, TW;

Wen Li Tu, Shanghai, CN;

Assignee:

NALCO COMPANY, Naperville, IL (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/50 (2006.01); C01B 21/09 (2006.01); C02F 1/76 (2006.01);
U.S. Cl.
CPC ...
C01B 21/091 (2013.01); C02F 1/50 (2013.01); C02F 1/766 (2013.01); C02F 2209/06 (2013.01); C02F 2209/29 (2013.01); C02F 2303/04 (2013.01); C02F 2303/20 (2013.01); Y02W 10/37 (2015.05);
Abstract

A method of producing stable disinfectant for use as a biocidal composition. The method comprises: providing reagents, asynchronously feeding the reagents into a wide space, and allowing all the reagents to come into contact and mix with each other. The reagents comprise: a) an amine source in concentrated form, b) an oxidizing halogen compound in concentrated form, and c) a diluent. The use of asynchronous feeding and a wide space results in a dynamic biocide regimen. This regimen results in a changing environment that infestations have difficulty adapting to. This method also imparts superior results due to the avoidance of channeling effects which would otherwise weaken the effects of the biocide.


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