Additives and etc.

OB-1 is a fluorescent brightener that increases whiteness, commonly used in masterbatch, plastics, inks, coatings, and textiles. It enhances the brightness and whiteness of materials, reflects UV light, and improves visual appearance.

• It offers strong whitening power and a strong fluorescent effect.
• Widely used for whitening polyester, nylon fibers, and various plastics.
• Suitable for use at high temperatures.