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. 14, 2021
Filed:
Jun. 20, 2018
Applicants:
Rohm and Haas Company, Collegeville, PA (US);
Union Carbide Corporation, Seadrift, TX (US);
Inventors:
Scott Backer, Phoenixville, PA (US);
Paul Mercando, Pennsburg, PA (US);
Eric Wasserman, Collegeville, PA (US);
Assignees:
Rohm and Haas Company, Collegeville, PA (US);
Union Carbide Corporation, Seadrift, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 1/72 (2006.01); C11D 3/37 (2006.01); C08F 120/14 (2006.01); C11D 1/83 (2006.01); C11D 3/00 (2006.01); C11D 11/00 (2006.01);
U.S. Cl.
CPC ...
C11D 3/3796 (2013.01); C08F 120/14 (2013.01); C11D 1/83 (2013.01); C11D 3/0005 (2013.01); C11D 11/0023 (2013.01);
Abstract
A detergent formulation comprises 0.5 to 10 weight-percent mixed-charge polymer and one to 10 weight-percent nonionic surfactant, where weight-percent is relative to total detergent formulation weight, and wherein the mixed-charge polymer comprises quaternary ammonium groups and carboxylate groups extending as pendant side groups from the polymer backbone.