Optical Brightener OB-1
Acts as an optical brightener recommended for plastics (PP, ABS, EVA, PS and PC) and fibers (polyester fiber and PP fiber).
Chemical and Physical Properties
Product Type : Optical Brighteners / Whitening Agents
Chemical Composition : 2,2′-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
CAS Number : 1533-45-5
Masterbatch : No
Physical Form : Powder
Ash : < 0.3 %
Loss on drying : < 0.5 %
Melting point : > 350 °C
Assay : > 98 %
Application
• ABS
• Other Thermoplastic > EVA
• PC
• PPo
• Fibers/ Textiles/ Carpets > Fibers
