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Optical Brightening Agent 4PL-C (C.I. 220)

Chemical name: Stilbene bistriazine derivative

Structural formula:

Specification:

Appearance:

Amber liquid

Viscosity:

≤50 mpas

PH value:

9-11

Density:

1.1~1.2g/cm3

Ionic character

anionic

Treating process:
1.Addition via size press: combined with starch, CMC, PVA and other products designed for surface sizing. Usual dosage: 0.5~10g/l
2.Addition to the pigment coating mixtures: adding in any stage of building coating material. Good performance with the carrier of CMC, PVA and starch. Usual dosage: 0.1~1.4% on dry white pigment.
3.Addition to the stock: adding without dilution. Usual dosage: 0.05~1.2% on dry pulp.
For actual application, the process should be adjusted according to correspondent sample-test.

Property:
1.Convenient in application,diluted with water perfectly, suitable for continuous addition.
2.Good acid stability
3.Great performance in size press and pigment coating mixtures

Use:

Mainly be used in size press, pigment and addition to slurry

Package:

200kg,1000kg or for the special demand.

It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product.

 
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