Fluorescent brightener 185

Other Name:

Fluorescent Brightener EBF,Fluorescent Brightening Agent EBF, Optical Brightening Agent EBF,Fluorescent Whitening Agent EBF,OBA EBF

Properties:

• ‍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 Jinglun,polyvinyl chloride fibers and their blends in all stages of process both at home and abroad due to its fastness.

The product can also ued for whitening plastics,coatings etc.It is similar to Uvitex EBF made in foreign country.

Technical Specifications

• ‍C.I. No.: Fluorescent brightener 185
• Physical Form: light yellow evenly dispersed solution
• Purity(%):>99
• Melting Point(℃): 219-221
• Whitening intensity(%):100,200
• Granule fineness of powder(number of graules having sizes ≥4um): ≤3‍

Directions for use and dosage:

Fluorescent Whitening Agent EBF is suitable for whitening polyester fabrics or cellulose/polyester blends Fabrics.

OBA EBF is compatible with high temperature-pressure exhauting-dyeing process,low temperature exhausting & fixing pad dyeing and continuous processes. 

Dosage:The high concentrated commercial EBF 0.2-1.0%(O.W.f).