Ultramarine blue has excellent light fastness, weather fastness, resistance to alkali and heat stability up to 350℃. Meanwhile, ultramarine blue is widely used in rubber and plastic products because of its good dispersion and safety. It has an excellent performance in coloration, color correction and color modulation. Ultramarine blue is also used in printing inks, paints, soap, detergents, water-based coatings, powder coatings and cosmetics based on its unique blue tome and excellent fastness.
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