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. 23, 2003
Filed:
Mar. 12, 2001
Günther Ott, Münster, DE;
Ulrike Röckrath, Senden, DE;
Maximilian Bendix, Oelde, DE;
Joachim Woltering, Münster, DE;
Fatmir Raka, Münster, DE;
Ute Schuhmacher, Münster, DE;
Ulrich Poth, Münster, DE;
BASF Coatings AG, Muenster-Hiltrup, DE;
Abstract
A pseudoplastic powder clearcoat slurry which is free from organic solvents and external emulsifiers and comprises solid spherical particles with an average size of from 0.8 to 20 &mgr;m and a maximum size of 30 &mgr;m, at least one ionic thickener and at least one nonionic associative thickener, the powder clearcoat slurry having an ion-forming group content of from 0.05 to 1 meq/g, a neutralizing agent content of from 0.05 to 1 meq/g, and a viscosity of (i) from 50 to 1 500 mPas at a shear rate of 1 000 s , (ii) from 150 to 8 000 mPas at a shear rate of 10 s , and (iii) from 180 to 12 000 mPas at a shear rate of 1 s .