Optical Brightener KSN
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Optical Brightener KSN

Optical Brightener KSN is a kind of plastics additives that can absorb UV light then emit visible blue light to reduce the yellowish and make the products whiter. Optical Brightener KSN mainly used in whitening of polyester, polyamide, polyacrylonitrile fiber, the plastic film and all plastic pressing process. Can suitable for synthesizing high polymer including polymeric process.

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Product Description

Optical Brightener KSN is a kind of plastics additives that can absorb UV light then emit visible blue light to reduce the yellowish and make the products whiter.
Optical Brightener KSN mainly used in whitening of polyester, polyamide, polyacrylonitrile fiber, the plastic film and all plastic pressing process. Can suitable for synthesizing high polymer including polymeric process.


Product Name

Optical Brightener KSN

Chemical Name

4.4-bis(5-methyl-2-benzoxoazol)-ethylene

CAS No.

5242-49-9

C.I. No.

368

Structural Formula

Molecular Formula

C30H22N2O2

Dosage

Overlay plastic:0.5-2g/100kg
Polyester fiber:10-20g

Technical Index

Appearance: greenish yellow powder
Melting process: 300~320°C
Ash content:≤0.5%     Purity:≥99%
Volatile content:≤0.5%     Fineness(300 mesh):100%

Uses

mainly be used in whitening of polyester, polyamide, polyacrylonitrile fiber, the plastic film and all plastic pressing process. Can suitable for synthesizing high polymer including polymeric process.

Package

10kg/25kg per fiber drum







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