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:
Jun. 04, 2013
Filed:
Oct. 16, 2006
Margherita Fontana, Basel, CH;
Gabriele Baisch, Binzen, DE;
Thomas Giesenberg, Oberwil, CH;
Laurent Michau, Rosenau, FR;
Reinhold Öhrlein, Rheinfelden-Herten, DE;
Andreas Mühlebach, Frick, CH;
Margherita Fontana, Basel, CH;
Gabriele Baisch, Binzen, DE;
Thomas Giesenberg, Oberwil, CH;
Laurent Michau, Rosenau, FR;
Reinhold Öhrlein, Rheinfelden-Herten, DE;
Andreas Mühlebach, Frick, CH;
BASF SE, Ludwigshafen, DE;
Abstract
The present invention discloses the use of functionalized particles as electrophoretic displaying particles, wherein the functionalized particles are SiO, AlOor mixed SiOand AlOparticles comprising, covalently bound to an oxygen atom on the surface, a radical of formula (1), wherein Rand Rare independently of each other hydrogen, particle surface-O—, or a substituent, n is 1, 2, 3, 4, 5, 6, 7 or 8, B is the direct bond or a bridge member, and D is the residue of an organic chromophore.