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:
Nov. 12, 2019
Filed:
Feb. 19, 2016
Applicant:
Basf SE, Ludwigshafen, DE;
Inventors:
Monica Fernandez Gonzalez, Frankenthal, DE;
Markus Hickl, Münster, DE;
Cordula Mock-Knoblauch, Lantau Island, CN;
Manfred Essig, Otterberg, DE;
Wolfgang Schrepp, Heidelberg, DE;
Manfred Biehler, Ilbesheim, DE;
Assignee:
BASF COATINGS GMBH, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/46 (2006.01); B01J 19/08 (2006.01); C09D 5/08 (2006.01); C23F 11/167 (2006.01); C09D 133/14 (2006.01);
U.S. Cl.
CPC ...
C09D 5/086 (2013.01); C09D 133/14 (2013.01); C23F 11/167 (2013.01);
Abstract
Use of dithiophosphinic acids of the general formula HSP(R)(R) and/or salts thereof for producing chrome-free, polymer-containing corrosion control layers on metallic surfaces, Rand Rindependently of one another each being organic radicals having 1 to 30 C atoms.