Tetrasulfonated Optical Whitening Agent
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Tetrasulfonated Optical Whitening Agent

Tetrasulfonated Optical Whitening Agent is a liquid fluorescent whitening agent used in papermaking.

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Product Description

Tetrasulfonated Optical Whitening Agent


Description:

This product is a liquid fluorescent whitening agent used in papermaking.

Characteristics:

1.This product is easy to use,can be arbitrary proportion miscible with water,is suitable for continuousaddition.

2.It has good acid-resistance,under low PH value also has excellent whitening effect.

3.It is very stable above 0C.lf temperature is below -3C ,it will freeze,if move to room temperature place or heating can melt,and to use effect without any adverse effects

4.This product uses advanced nanofiltration technology to make it contain low salt content. At room temperature,it has good storage stability.

Scope of application

1.In the process of surface sizing.

2.In the process of coating.

Specification Tetrasulfonated

Appearance 
Amber transparent liquid
Lonicity
 Anionic
PH
8.0-10.0
Viscosity(25C)
<50mpa.s
Density
1.05-1.2g/cm3
Whiteness(WCIE)
> -0.3
Fluorescent strength(equivalent to standard substance) 
35
Application

1.We can add it into paper pulp directly,the dosage is:0.05-1.2% to oven dry stock.

In the process of surface sizing, it has better whitening effect used together with CMC,PVA and starch.

The dosage:0.5-10g/L.

In the process of coating,it can be added at any position.it has better whitening effect used together with

CMC,PVA and starch.The dosage:0.1-1.1%to the coating weight

Packaging and storage

Plastic barrel for 200kg and 1000kg or your demand

Stored in closed containers at the temperature between 0-35C,Shelf life:6 months.



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