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.

Date of Patent:
Feb. 13, 2024

Filed:

Sep. 30, 2019
Applicant:

Basf Coatings Gmbh, Münster, DE;

Inventors:

Dirk Eierhoff, Muenster, DE;

Joerg Schwarz, Muenster, DE;

Silke Hellwig, Muenster, DE;

Assignee:

BASF COATINGS GMBH, Muenster, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 7/14 (2006.01); B05D 7/00 (2006.01); C08K 3/013 (2018.01); C08K 5/3492 (2006.01); C08L 77/06 (2006.01);
U.S. Cl.
CPC ...
B05D 7/572 (2013.01); B05D 7/14 (2013.01); C08K 3/013 (2018.01); C08K 5/34922 (2013.01); C08L 77/06 (2013.01); B05D 2202/00 (2013.01); B05D 2425/02 (2013.01); B05D 2425/03 (2013.01); B05D 2451/00 (2013.01); B05D 2502/00 (2013.01); B05D 2503/00 (2013.01); B05D 2508/00 (2013.01); B05D 2601/02 (2013.01); C08L 2201/54 (2013.01);
Abstract

Described herein is a method for producing a multicoat paint system by producing a basecoat or a plurality of directly successive basecoats directly on a substrate coated with a first coat, producing a clearcoat directly on the one or the topmost of the plurality of basecoats, and subsequently jointly curing the one or the plurality of basecoats and the clearcoat. At least one of the basecoat materials is admixed, directly before application, either with an aqueous dispersion (D1) including a polyamide (PA) having an acid number of 15 to 60 mg KOH/g or with an aqueous dispersion (D2) including a polyamide (PA) and an amide wax (AW).


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