Ultramarine blue is the most common pigment. It's a sulphur-bearing complex substance of aluminum silicate, the bright color and light fastness attribute to its crystal structure as Celestine

1.On PVC-R \ PVC-P \ PP \ PE \ PS \ ABS \ PC \ PMMA \ POM \ PA \ PET\ PWR \ PET \ PET and PP spinning
2.Coloring:applied in paint, ink, leather, rubber, plastic, pigment, cosmetics etc
3.Coloring match: make the color soft and vivid
4.Whitening:eliminate the yellow tint from paper and washing powder
5. Others: anti-aging agent for perfluorination branch,hydriding splitting catalyze and absorbing oil from sea