Optical brightener ER-Ⅱ

Appearance:Light-yellow dispersed solution
UV absorption:350±10
Performance characteristics:
Good level-dyeing property and low temperature coloring abilty;Stable to reducing agent,oxidizing agent,hypochloric acid compound;It has a high fluorescent intensity, so small amount of additive can meet the whiteness of the requirement
Application:
Whitening and brightening of polyester and polyester blended fabric,chinlon,acetate fiber,especially suitable for low temperature (95-100℃).Whitening of polyester fiber. It is not only applied in low temperature absorption 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.