Product Class：Optical Brightener Agent For Plastic

Product Name：Optical Brightener Agent OB

Chemical Name：2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene

CAS No.：7128-64-5

C.I. No.：184

Structural Formula

Molecular Formula：C26H26N2O2N2

Molecular Weight：430

Technical Index：Appearance: slight greenish yellow powder 

Melting Point:200-202°C 

Purity:≥99%

Uses：Mainly be used in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc.

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