Optical Brightener SWN

Optical Brightener SWN mainly be used as brightener of H-PVC,S-PVC,wool, natural silk, polyamide fiber and acrylic fiber. Also can be used for detergent. This product is a common laser dyestuff. Optical Brightener SWN is kind of plastics additives can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white.

Model:Optical Brightener SWN

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Product Description

Optical Brightener SWN mainly be used as brightener of H-PVC,S-PVC,wool, natural silk, polyamide fiber and acrylic fiber. Also can be used for detergent. This product is a common laser dyestuff.

Optical Brightener SWN is kind of plastics additives can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white.

Product Name ：Optical Brightener SWN
CAS No.：91-44-1
C.I. No.:140
Molecular Formula:C14H17NO2
Main Chemical Composition:Coumarin
Technical Index
Appearance: Off-white powder
Content: ≥99%
Melting Point: 69.5~71.0℃
Moisture: ≤0.5%

Porperty
1.multipurpose brightener with excellent whiteness, soluble in ethanol but insoluble in water.
2.having properties of good solubility and compatibility.
Package:25kg per fiber drum
Uses
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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