Intellectual Property Law

US Patent 7589043 - Carbon/Pt nanocatalyst for fuel cells

This patent from Samsung SDI teaches a material to improve the energy conversion efficiency of fuel cells based on platinum nanoparticles coated on carbon support material. Claim 1 reads:

1. A supported catalyst comprising:

a carbon-based catalyst support; and

a multi-layer structure of metal catalyst particles having an average diameter of 3.5 to 5 nm on the carbon-based catalyst support and wherein an amount of metal catalyst particles is 80 to 90 parts by weight based on 100 parts by weight of the supported catalyst.

Full post as published by TinytechIP on September 17, 2009 (boomark / email).