Optical Brightener PS-2

Optical Brightener PS-2 is made from optical brightener ER 199:1,mainly used for polyester and polyester-blended fabrics.

Optical Brightener PS-2000(ER-330)

C.I.No.:199:1

Main ingredient：Stilbene derivative

Specification:

Characteristics:

High whiteness and fluorescence, excellent fastness to light, wash and sublimation.

Application:

For whitening and brightening of polyester and polyester-blended fabrics.

Usage:

Pad-dyeing hot-melt method

Rate of use: 1-3g/L

Process: two-bath two-pad(pick-up rate 70%)→pre-baking(100°C)→baking(180-200°C, 20-30s)

Note: Scouring is need, in case remain alkali on fabric.

High-temperature exhaust dyeing

PS-2000: 0.2-0.3%(o.w.f); bath ration: 1:10-30;

Dyeing temperature: 120-130°C, 30-60min→wash→parch→finalize.

Packaging & Storage:

Plastic barrel, n.w.25kg or 50kg. Shelf life: 6 months at room temperature.