08.11.05
Eckart patents
Soft iron pigments
Patent No. U.S. 6,589,331 B2
Eckart GmbH & Co. has been granted a patent for flake shaped, metal oxide coated soft iron pigments. The flake shaped pigment substrates are obtained from reduced carbonyl iron powder by deformation, and the oxide coating consists of one or more transparent or selectively absorbing metal oxides.
Soft iron pigments
Patent No. U.S. 6,589,331 B2
Eckart GmbH & Co. has been granted a patent for flake shaped, metal oxide coated soft iron pigments. The flake shaped pigment substrates are obtained from reduced carbonyl iron powder by deformation, and the oxide coating consists of one or more transparent or selectively absorbing metal oxides.