1.Product: Fluorescent Brightener-OB

2.Chemical name: 2.5-bis(5-tert.butyl-2-benzoxazolyl)thiophene

3.Molecular formula: C26H26SO2N2

4.Properties: Bright yelow green crystal powder, odorless. It is hard to dissolve in water. It dissolves in paraffin, fat, mineral oil, wax and common organic solvents. The hue of the fluorescent light is blue light.

5.Usage: It is used in thermoplastic plastics, PVC, PE, PP,PS, ABS, SAN, SB, CA, PA, PMMA, acrylic resin, polyester fibre, paint, coating, the brightening of prointing ink.