optical brightener OB

 

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.

 

optical brightener OB

optical brightener OB

Products

Optical Brightener

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