· Product name: Optical Brightening Agent OB
· Chemical name: 2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene
· Structural No: C.i 184
· CAS NO: 7128-64-5
· Molecular formula: C26H26N2O2N2
· Molecular weight: 430
· Technical index: Appearance:slight greenish yellow powder
Melting Point:200-202°C
Purity:≥99.0%
· Uses: Mainly be used in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc.
· Precaution: The information of our products is for reference only. We are not responsible for any unexpected results or patent dispute caused by it.