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:
Feb. 13, 2018
Filed:
Oct. 28, 2015
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Steven Lundberg, Apple Valley, MN (US);
Jonathan P. Fast, St. Paul, MN (US);
Thomas Duerrschmidt, Hilden, DE;
Thomas Merz, Hilden, DE;
Jason Lang, Bloomington, MN (US);
Assignee:
ECOLAB USA INC., Saint Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/37 (2006.01); C11D 3/386 (2006.01); C11D 7/26 (2006.01); C11D 11/00 (2006.01); C11D 3/08 (2006.01); C11D 3/00 (2006.01); C11D 3/10 (2006.01); C11D 3/30 (2006.01);
U.S. Cl.
CPC ...
C11D 11/0017 (2013.01); C11D 3/0036 (2013.01); C11D 3/08 (2013.01); C11D 3/10 (2013.01); C11D 3/30 (2013.01); C11D 3/3715 (2013.01); C11D 11/0064 (2013.01);
Abstract
The invention provides methods of cleaning including the use of a soil release polymer. In some embodiments, the soil release polymer can be included in a neutral to low alkalinity prewash or main wash that is substantially free of hydroxide-based alkalinity. In some embodiments, the soil release polymer can be included in a neutral to low alkalinity prewash that is substantially free of hydroxide-based alkalinity, followed by an alkaline main wash with any alkalinity source.