Fluorescent Whitening Agent Ebf (C. I. 185)

Product Details
Customization: Available
CAS No.: 2866-43-5
Formula: C18h10n2o2s
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Overview

Basic Info.

Model NO.
EBF
EINECS
220-685-1
Certification
REACH
Kind
Optical Brightener
Appearance
Powder
Application
Dying Auxiliary
Color Shade
Bluish
Usage
Whitening Plastics, Coatings etc
Purity
≥98%
Melt Point
219~221′c
Transport Package
Paper Barrels with Plastic Sack
Specification
25kg
Trademark
DEBORN
Origin
China

Product Description

Chemical name        2,5-Bis(2-benzoxazolyl) thiophene ;
Structure      
Fluorescent Whitening Agent Ebf (C. I. 185)
 
C.I No:   185
CAS No: 2866-43-5
Molecule formula:     C18H10N2O2S
Molecule quantity:    318.35
 
Parameter Specification
Appearance Greenish yellow powder
Color shade Bluish
Purity ≥98%
Melting point 219~221°C
 

Chemical Properties:
It is miscible with water in any proportion. Resistant to hard water, acids and alkalis. Fabrics treated with this product exhibit good lightfastness, chlorine bleach resistance and wash fastness.

Property:
1. Can be dissolved in most organic solvent, λ max =370nm(in  DMF)
2. Good whitening efficiency and Good stability. 
 
Applications

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

Note :
1. The information of our products is for reference only. We are not responsible for any unexpected results or patent dispute caused by it.
2. Please contact our company if you have any problems in technology or application.

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