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:
Jan. 21, 2025
Filed:
Mar. 31, 2020
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
David J. Castro, DeKalb, IL (US);
Victor Fuk-Pong Man, St. Paul, MN (US);
Stephen Raye Marrou, Mount Prospect, IL (US);
Gang Pu, Shoreview, MN (US);
Assignee:
Ecolab USA Inc., St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21H 23/56 (2006.01); D21H 19/32 (2006.01); D21H 19/54 (2006.01); D21H 21/16 (2006.01); D21H 21/20 (2006.01); D21H 21/24 (2006.01);
U.S. Cl.
CPC ...
D21H 23/56 (2013.01); D21H 19/32 (2013.01); D21H 19/54 (2013.01); D21H 21/16 (2013.01); D21H 21/20 (2013.01); D21H 21/24 (2013.01);
Abstract
Paper treating compositions and methods of using the same are disclosed herein. The paper treating compositions of the present disclosure may include a strength agent and a surfactant or a sizing agent and a surfactant. The compositions and methods can be used to improve sizing and paper strength, especially, for example in spray size press applications.