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:
Oct. 28, 2014
Filed:
Sep. 10, 2009
Matthijs Groenewolt, Munster, DE;
Jan-bernd Kues, Munster, DE;
Stefanie Schroeder, Munster, DE;
Pedro Cavaleiro, Viersen, DE;
Hans-leo Karminski, Essen, DE;
Gunther Michael, Karlstein, DE;
Matthijs Groenewolt, Munster, DE;
Jan-Bernd Kues, Munster, DE;
Stefanie Schroeder, Munster, DE;
Pedro Cavaleiro, Viersen, DE;
Hans-Leo Karminski, Essen, DE;
Gunther Michael, Karlstein, DE;
BASF Coatings GmbH, Munster, DE;
Abstract
Disclosed is a coating composition for coating polycarbonate substrates. The coating composition comprises (A) at least one radiation-curing binder, (B) nanoparticles, and (C) optionally at least one reactive diluent and/or optionally a solvent, and wherein the nanoparticles (B) comprise silicon dioxide nanoparticles , the silicon dioxide nanoparticles have a dof between 80 and 300 nm, and the silicon dioxide nanoparticles have a particle size distribution wherein less than 15% by weight of the particles have a size in the range of less than 80 nm, 75% to 95% by weight of the particles have a size in the range from 80 to 300 nm, 0% to 5% by weight of the particles have a size in the range from more than 300 to 1000 nm, and 0% to 5% by weight of the particles have a size in the range from more than 1000 nm to 10 000 nm.