Optical Brightening Agent Bbu370/480 (OBA)

FLUORESCENT QUENCHING AGENT / FLUORESCENT REMOVER / LIGHT QUENCHING AGENT / OBA QUENCHING AGENT:
1,Physical & Chemical Properties:
Appearance: colorless or slight yellow clear liquid
PH Value:3.0-5.0
Solid Content(%):≥30
Viscosity(25ºC, mPa•s): ≤500
Ionicity: Cationic
2,Performances & Features:
1.It is a kind of cationicwater-solublecopolymers, which can neutralize the fluorescence.
2.The effect has something to do with the type of OBA,neutralizethe fluorescenceof Tetra is easier than Di-sulpho.
3.It can neutralize the fluorescence of wasted paper and whiter water.
3,Scope of Application:
1.It can be added in wasted pulp.
2.It can be added in wet end recycle system when cleaning.
3.It can be added in whiter water.
4,Application Methods:
1.The dosage depends on the type of oba and fiber. As usually in stock: 0.1%-2.0% based on dry pulp.
2.pH value should be controlled at the range of 4.0-9.0 when it is used.
3.It can be used under room temperature.
5,Packing & Storage:
The product will be packed in 50kg, 240kg or 1100kg plastic tanks, or specially packed as per clients' requirements.
Storage conditions: shady, cool, dry and above 0ºC. Shelf life: 24 months .