Thursday, June 11, 2009

US Patent 7545030 - Metal impregnated CNT heat sink

Intel continues to focus on the thermal management applications of carbon nanotubes with this latest patent teaching a metal film coated CNT heat spreader. Claim 1 reads:

1. An article comprising:

a substrate;

a carbon nanotube (CNT) array on the substrate;

a metal impregnated within the CNT array and coupled to the substrate; and

a metallization first film in contact with the CNT array and the substrate, and wherein the metallization first film includes a titanium-containing first layer disposed against the CNT array and the substrate and a gold-containing second layer disposed against the metal first film.