Optical brightener OB is mainly used in plastic masterbatch, plastic filling masterbatch, and printing ink.In the field of plastics,
thermoplastics, thermosetting plastics,five general plastics and various engineering plastics have relatively good whitening
and brightening effects,Stable weather resistance.In the field of paint and ink, it mainly increases whiteness, brightness, and vividness.
Improve product quality, improve the wetting effect of products, pigments, and coatings, and the fluorescence intensity is durable,
Let the product last as long as new.
Product Cate：Optical Brightening Agent For Plastic
Product Name：Optical Brightening Agent OB
Chemical Name：2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene
CAS No.：7128-64-5
C.I. No.：184
Molecular Formula：C26H26N2O2N2
Molecular Weight：430
Technical Index：Appearance:slight greenish yellow powder
Melting Point:200-202°C
Purity:≥99%
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