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NANJING LONGXY CHEMICAL CO., LTD.

SICHUAN LONGXY NEW MATERIAL CO.LTD.

Specializing in the production of optical brighteners,
organic pigments, antioxidants

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Optical brightener KSN

Type
  Optical brightener
Product name
  Optical brightener KSN
CAS No.
  5242-49-9
EINECS No.
  226-044-2
Structural formula
Molecular formula

C29H20N2O2

Molecular weight
428.4813
Performance and characteristics

1, small dosage, high Whitening strength, good Whitening effects on low dosage.

2, Wide application performance, chemical.

3, Has the good compatibility with plastic, High

Scope of application

1, Suitable for whitening polyester, polyamide, polyacrylonitrile fiber and silk, wool products.  

2, Widely used in film, injection molding and extrusion molding material, applicable to all plastic processing.  

3, Very suitable for any stage of processing whitening synthetic polymers, including polymerisation stage.

Application methods

Recommended dosage: 2-30g per 100kg material.  

1, Transparent plastic, dosage is 0.5~2g.  

2, polyester fiber, dosage is 10~20g.
Packaging and storage
2kg×5 carton, lined with plastic bag or upon your demand, Stored in a cool and dry place; away from light.
Technical conditions
(Technical index)
Appearance yellow powder
Melting point 269-271℃
Ash ≤0.5%
Assay ≥99%
Volatile ≤0.5%
Fineness > 100 mesh

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