CAS #: 1533-45-5 Optical Brightener (OB-1)

• CAS No.: 1533-45-5
• Transport Package: 25kg/Drum
• Trademark: Sinoshiny
• Origin: China
• Model NO.: 1533-45-5
• HS Code: 32042000
• Production Capacity: 30 Metric Tons/Month

Product Description

Synonyms: 2, 2'-(1, 2-ethenediyldi-4, 1-phenylene)bisbenzoxazole; Fluorescent Brightener OB-1; Fluorescent Brightener 393; 2, 2-(4, -4`-Vinyl Biphenyl)Dual Benzoxazole
CAS No.: 1533-45-5
Structural No.: C. I. 393
Molecular formula: C28H18N2O2
Molecular weight: 414.4
Appearance: Greenish yellow granules
Melting point: 353-359oC
Assay: 99% min
Package: Packed in 25kgs fiber drum with double PE liners, or according to customers' request.
Applications: Optical Brightener OB-1 is the best whitening agent for polymer fiber, and it is also widely used in plastics, such as PP, ABS, PS, HIPS, PA, PC, EVA, rigid PVC etc.