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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.

Patent No.:

US 8809249 B1

PDFFull Text
Date of Patent:
Aug. 19, 2014

Filed:

Jun. 07, 2013

High alkaline detergent composition with enhanced scale control

Applicant:

Ecolab Usa Inc., St. Paul, MN (US);

Inventors:

Carter M. Silvernail, Burnsville, MN (US);

Erik C. Olson, Savage, MN (US);

Elizabeth R. Kiesel, Hibbing, MN (US);

Assignee:

Ecolab USA Inc., St. Paul, MN (US);

Attorney:

Amy J. Hoffman

Primary Examiner:

Harold Pyon

Assistant Examiner:

Tanisha Diggs

Int. Cl.
CPC ...
C11D 17/00 (2006.01); C11D 3/37 (2006.01); C11D 3/395 (2006.01); C11D 7/00 (2006.01); C11D 7/60 (2006.01); C02F 5/08 (2006.01); C11D 3/00 (2006.01); C03C 23/00 (2006.01); C23G 1/00 (2006.01); B08B 9/20 (2006.01); C11D 3/36 (2006.01); C02F 5/14 (2006.01);
U.S. Cl.
CPC ...
C11D 3/3765 (2013.01); C11D 3/378 (2013.01); C11D 3/365 (2013.01); C11D 3/3757 (2013.01); C11D 3/3715 (2013.01); C02F 5/14 (2013.01); C11D 17/0052 (2013.01);
Abstract

A detergent composition for preventing scale on various surfaces includes a threshold system, a caustic and a surfactant system. The threshold system includes a sulfonate/acrylate copolymer, an acrylate homopolymer and a phosphonoalkane carboxylic acid with a sulfonate/acrylate copolymer to acrylate homopolymer weight ratio of between about 2:1 to about 1:2. The pH of the detergent composition is between about 10 and about 13.

Find Patent Forward Citations

Silvernail, Carter. (2014). High alkaline detergent composition with enhanced scale control (U.S. Patent No. 8809249). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8809249

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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