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:
Jan. 24, 2012
Filed:
May. 15, 2009
Stefan Bahnmüller, Singapur, SG;
Stefanie Eiden, Leverkusen, DE;
Stephan Michael Meier, Grevenbroich, DE;
Dirk Storch, Köln, DE;
Bernard Dunkel, Leverkusen, DE;
Stefan Bahnmüller, Singapur, SG;
Stefanie Eiden, Leverkusen, DE;
Stephan Michael Meier, Grevenbroich, DE;
Dirk Storch, Köln, DE;
Bernard Dunkel, Leverkusen, DE;
Bayer MaterialScience AG, Leverkusen, DE;
Abstract
Printable compositions comprising: (a) 5 to 40 parts by weight of silver nanoparticles having a maximum effective diameter of 150 nm, as determined by laser correlation spectroscopy; (b) 50 to 99.5 parts by weight of water; (c) 0.01 to 15 parts by weight of a dispersing agent; (d) 0.5 to 5 parts by weight of a film former; and (g) 30 to 70 parts by weight of metal particles having a maximum effective diameter of 10 μm, as determined by laser correlation spectroscopy; wherein the printable composition has a viscosity of at least 1 Pa·s; processes for producing electrically conductive coatings using such compositions and electrically conductive coatings prepared thereby.