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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
Structural formula
Molecular formula C26H26N2O2N2
Molecular weight 430
Appearance Slightly greenish yellow powder
Technical index Melting Point:200-202°C
Purity:≥99.5%
Uses Mainly be used in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc.
Precaution

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Packing 10Kgs Fiber Drums or 1 Kg Bucket



 
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