Optical Brightener ER-III

Optical Brightener ER-III is kind of plastics additives can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white. Optical Brightener ER-III mainly used in whitening process of Dacron, acetic fiber, poly amide fiber, blends of Terylene-cotton.

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Product Description

Optical Brightener ER-III is kind of plastics additives can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white.
Optical Brightener ER-III mainly used in whitening process of Dacron, acetic fiber, poly amide fiber, blends of Terylene-cotton.

Product Name	Optical Brightening Agent ER-III
Chemical Name	1,4'-bis(2-cyanostyryl) Benzolee
CAS No.	13001-40-6
C.I. No.	199
Structural Formula
Molecular Formula	C₂₄H₁₆N₂
Molecular Weight	332
Porperty	It has high whitening brightening effect and excellent fastness to sublimation.
Technical Index	Appearance: Slight yellow greenish powder Melting Point:288-201°C Purity: ≥99% Moisture Content : ≤0.5
Uses	Applied to the whitening process of Dacron, acetic fiber, polyamide fiber, blends of terylene-cotton.
Precaution	The information of our products is for reference only. We are not responsible for any unexpected results or patent dispute caused by it.

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