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. 02, 2021
Filed:
Feb. 16, 2016
Applicant:
Basf SE, Ludwigshafen, DE;
Inventors:
Stephan Hueffer, Ludwigshafen, DE;
Alejandra Garcia Marcos, Ludwigshafen, DE;
Eva-Maria Reis-Walther, Breuberg, DE;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23G 1/06 (2006.01); C08G 73/02 (2006.01); C11D 3/37 (2006.01); C11D 11/00 (2006.01); C11D 1/72 (2006.01); C11D 1/835 (2006.01); C23G 5/06 (2006.01); C08L 79/02 (2006.01); C10G 33/04 (2006.01);
U.S. Cl.
CPC ...
C23G 1/061 (2013.01); C08G 73/024 (2013.01); C08G 73/0213 (2013.01); C08L 79/02 (2013.01); C10G 33/04 (2013.01); C11D 1/72 (2013.01); C11D 1/835 (2013.01); C11D 3/3723 (2013.01); C11D 11/0029 (2013.01); C23G 5/06 (2013.01);
Abstract
Process for cleaning soiled metal surfaces characterized in such cleaning is carried out using a composition that comprises at least one alkoxylated polyethylenimine (B) with a polydispersity Q=M/Mof at least 3.5 and an average molecular weight Min the range of from 2,500 to 1,500,000 g/mol.