US Patent 7641882 - Fullerene coated carbon black

http://www.freepatentsonline.com/7641882.html

This patent is from M.I.T. and teaches a way to chemically bond fullerene to carbon black in order to create improved inkjet inks. Claim 1 reads:

1. Fullerenic structures chemically bonded to a surface of a bulk carbon material wherein the average fullerene concentration on the surface of the bulk carbon material is at least 87 molecules per 1000 nanometers of perimeter.