HTR-616 is a kind of inorganic surface treated with zirconia and alumina, surface modified with special organic treatment agent, with high blue phase, easy dispersion, low oil absorption, good system compatibility, excellent processing flow Denaturation and other characteristics, especially suitable for special titanium dioxide used in plastic processing. It not only provides excellent hiding power and bright white color, but also maintains mechanical properties in finished plastic applications. It can be widely used in polyolefin, PVC, ABS, PS and other color masterbatches, profiles, plates, pipes, etc. It can also be used in making leather color paste, oil-based paint, etc.