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Shandong Raytop Chemical Co.,Ltd
Professional optical brightener OB OB-1 FP-127 KSN KCB manufacturer from 2006
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optical brightener OB

optical brightener OB

Place of Origin : china
Certification : DGS,SGS
Model Number : OB
Brand Name : RT
MOQ : 100 KGS
Price : USD22.00/kg
Packaging Details : 10kg/25kg per fiber drum
Delivery Time : ship from stock
Payment Terms : TT,LC,DP
Supply Ability : 1000000 MT
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optical brightener OB

We are professional optical brightener manufactuer and exporters,mainly supply optical brightener used for whitening PVC,PP,PE,PS,masterbatches,polyester,paint & ink and other plastics.


Product name

optical brightener OB,optical brightening agent OB,fluorescent brightener 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%

Application

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



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