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:
Apr. 04, 2017
Filed:
May. 10, 2016
Applicant:
Ecolab Usa Inc., Naperville, IL (US);
Inventors:
David J. Castro, DeKalb, IL (US);
William Andrews, Parker, CO (US);
Daniel E. Schwarz, Naperville, IL (US);
Assignee:
ECOLAB USA INC., Naperville, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21H 17/37 (2006.01); D21H 19/54 (2006.01); D21H 19/64 (2006.01); D21H 23/56 (2006.01); D21H 17/28 (2006.01); D21H 17/66 (2006.01);
U.S. Cl.
CPC ...
D21H 19/54 (2013.01); D21H 17/28 (2013.01); D21H 17/66 (2013.01); D21H 19/64 (2013.01); D21H 23/56 (2013.01);
Abstract
Size press formulations and methods of treating a substrate using the size press formulations. The size press formulations may include solids. The solids may include a polyaluminum chloride compound, starch, an optical brightening agent, and a salt. Suitable polyaluminum chloride compounds include phosphated polyaluminum chloride, sulfated polyaluminum chloride, polyaluminum chloride, polyaluminum silica sulfate chloride, and any combination thereof.