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.:
Date of Patent:
Sep. 08, 2015
Filed:
Oct. 09, 2013
Applicants:
Ecolab Usa Inc., St. Paul, MN (US);
Basf SE, Ludwigshafen, DE;
Inventors:
Carter M. Silvernail, Burnsville, MN (US);
Erik C. Olson, Savage, MN (US);
Kerrie Walters, Minneapolis, MN (US);
Juergen Detering, Limburgerhof, DE;
Arend Jouke Kingma, Weisenheim am Sand, DE;
James S. Dailey, Grosse Ile, MI (US);
Assignees:
ECOLAB USA INC., St. Paul, MN (US);
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 17/00 (2006.01); C11D 7/06 (2006.01); C11D 3/37 (2006.01); C11D 3/04 (2006.01);
U.S. Cl.
CPC ...
C11D 3/044 (2013.01); C11D 3/3707 (2013.01); C11D 3/3761 (2013.01); C11D 3/3765 (2013.01); C11D 7/06 (2013.01); C11D 17/0008 (2013.01); C11D 17/0052 (2013.01); C11D 17/0073 (2013.01); C11D 17/0086 (2013.01); C11D 17/0091 (2013.01);
Abstract
An alkaline detergent is described which includes the use of a copolymer in combination with an alkali metal hydroxide. The detergent maintains cleaning functions and also prevents hard water scaling, for example at application temperatures of between 145-180 degrees Fahrenheit and with a pH of 9.5 to about 13.