Description
Synonyms: 2, 5'-bis[2-(5-tert-buty l-2 benzoxazoly)thiophene; Fluorescent Brightener 184; 2, 2'-(2, 5-thiophenediyl)bis(5-(1, 1-dimethylethyl)-benzoxazol
CAS No.: 7128-64-5
Structural No.: C. I. 184
Molecular formula: C26H26SO2N2
Molecular weight: 430
Appearance: Slight greenish yellow powder
Melting Point: 200-202oC
Assay: 99% min
Applications: Optical Brightener OB is a fluorescent whitening agent of the thiophenediyl benzoxazole class. It`s highly effective in polymer substrates such as engineering plastics, PE, PC, PVC, PS, ABS and PP, adhesive and other organic substrates.
Package: Packed in 25kgs fiber drum with double PE liners, or according to customers' request.