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:
Aug. 03, 2004
Filed:
Oct. 17, 2002
Applicant:
Inventors:
Günther Ott, Münster, DE;
Joachim Woltering, Münster, DE;
Wilfried Stübbe, Greven, DE;
Ulrike Röckrath, Senden, DE;
Maximilian Bendix, Oelde, DE;
Ulrich Kalck, Neuhofen, DE;
Jan Berg, Münster, DE;
Götz-Ekkehard Sapper, Rimpar, DE;
Assignee:
BASF Coatings AG, Munster, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 1/38 ; B05D 3/02 ; B05D 3/06 ; B05D 7/16 ;
U.S. Cl.
CPC ...
B05D 1/38 ; B05D 3/02 ; B05D 3/06 ; B05D 7/16 ;
Abstract
The present invention relates to a process for producing single-coat or multicoat clearcoat finishes on primed or unprimed substrates by applying at least one powder coating dispersion, in particular a powder clearcoat slurry, to the substrate and then curing the resulting film(s) thermally and/or with actinic radiation, in which oxalic acid is added to at least one powder coating dispersion, in particular to a powder clearcoat slurry.