Optical brightener ER-1

Appearance:Light-yellow dispersed solution
UV absorption:350±10
Performance characteristics:
Red-blue tone;Non-ionic type;Soluble in most organic solvent.Non-toxic;Odor-free; Very good high temperature resistance and light stability;Stable to reducing agent oxi-dizing agent,hypochloric acid compound;It has a high fluorescent intensity,so small amount of additive can meet the whiteness requirement.
Application:
Whitening and brightening of polyester and polyester blended fabric,chinlon,acetate fiber;
It is not only applied in low temperature absorption dip-dyeing and high temperature, high pressure dip-dyeing,but also in pad dyeing.
Recommended dosage:
High-temperature dip-dyeing:0.1-0.6%
Continuous pad dyeing:0.1-0.6%  
Package:N.W.25kg plastic drum.