New process could unlock untapped US ilmenite supplies
Published: Friday, 07 July 2017
A pilot scheme in the USA, jointly funded by the state government of Minnesota and the University of Minnesota, has delivered pigment-grade titanium dioxide at up to 99.8% purity from large ilmenite deposits that were previously considered unusable.
A pilot scheme has delivered pigment-grade titanium dioxide
(TiO2) from the large ilmenite deposits in the US state of
Minnesota, which were previously considered unsuitable for
commercial use due to the presence of hard-to-remove
contaminants.The Natural Resources Research Institute, part of
the University of Minnesota, announced on May 25 that...