PPG Industries announced that it has signed a memorandum of understanding with Henan Billions Chemicals Co Ltd, by which PPG will license certain chloride-based technologies to Billions for use at Billions’ titanium dioxide (TiO2) refinement facilities in China. In addition, PPG has signed a long-term purchase agreement for TiO2 with Billions. Commercial terms of the agreements and license proceeds from Billions to PPG were not disclosed.