Chemical name 2,5-Bis(2-benzoxazolyl) thiophene ;
Structure
C.I No: 185
CAS No: 2866-43-5
Molecule formula: C18H10N2O2S
Molecule quantity: 318.35
Appearance yellow greenish powder
Color shade bluish
Purity
≥98%
Melt point 219
~221
'C
Property:
1. Can be dissolved in most organic solvent, λ max =370nm(in DMF)
2. Good whitening efficiency and Good stability
.
Application :
At present, EBF is a whitening agent(Optical Brightener) with blue white shade commonly used for polyester, acetate triacetate fibers Jing Lun, polyvinyl chloride fibers and their blends in all stages of process both at home and abroad due to its fastness. The product can also used for whitening plastics, coatings etc. It is similar to Unite EBF.
Package Packaged in paper barrels with plastic sack, 25kg each. Stored in room temperature
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