Optical Brightener NFW-L

Chemical Name: Stilbene

Specification

Appearance: Slight yellowish liquid

Ion: Anionic

PH:7.0-9.0

Applications: 

It can easily soluble in water at any proportion.High whiteness increasing power.Excellent washing fastness.Minimum yellowing after high temperature Stentering.

It is suitable for brightening nylon or cotton fabric with exhaust dyeing process under room temperature, has powerful strength of whiteness increasing, can achieve extra high whiteness.

Usage

NFW-L:0.5 ~ 1.5%(o.w.f.)   Na2SO4:2—5g/l

Procedure: fabric :water 1:10—20

90—100℃ for 30—40 minutes

NFW-L:5 ~ 15g/L for pad dyeing process, procedure: one dip one pad( or two dips two pads, pick-up: 70%)→drying→ stentering.

Package and Storage

1. 25KG drum

2. Store the product in a cool, dry, well-ventilated area away from incompatible materials.