Product Main

Specifications

Optical Brightening Agent BA(C.I.113)
Chemical name
Stilbene derivative
Structural formula
 
Specification
Appearance:
Yellow powder
Fluorescent Color:
Similar to the standard sample
Whitening strength:
100±3( compared with standard sample)
Moisture:
≤6%
Ionic character
anionic
 
Treating process:
1.exhausting whitening process:
       BA: 0.05-0.3% (o.w.f.), bath ratio: 1:5-30, dyeing temperature: 40°C -100°C;
       Na2SO4:0-10g/l.,start temperature :30°C , heating rate:1-2°C /min, keep the
       temperature at 50-100℃ for 20-40min, then lower to 50-30°C --> wash-->
       dry( 100°C ) --> setting (120°C -150°C )×1-2 min( add proper amount
       leveling agent according to the leveling effect).
2. Padding Process:
       BA:0.5-3g/l, residue liquor ratio:100%, one dip and nip --> dry( 100°C )
       -->setting (120°C -150°C )×1-2 min
 
Use:
Mainly be used as brightener of cotton, linen, silk, polyamide fiber ,wool and paper.
Package:
It is packed in 20Kgs paper board bucket..It can be packed according to the requirement of the user.
Note: It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product.