Optical brightening agent KSN/OBA KSN

Product name	Optical brightener KSN
Chemical property	CAS No:5242-49-9 Molecular formula:C29H20N2O2 Molecula:r weight:428.4813
Main Ingredients	benzoxazole deravatives
Specifications:	Appearance      yellow green powder Melting Point      300°C min Ash Content       0.5%max Ingredients         min98.0% Volatile Matter    0.5%max Fineness            min300mesh
Application Methods	Recommended quantity: to put 20-300g brightening agents of KSN in every 1000kg raw material 1.To put 5~20g into transparent plastics 2.To put 100~200g into polyester fibers

Applications:

1.Goes for the processing of polyester, nylon fiber and terylen chemical fiber.

2. Especially goes for such engineering plastic at high temperature as PET, PBT,

PC, ABS, and PA

3)  Also goes for general plastics like PVC, PE, PS, PP, EVA, etc with a very small 

quantity of less than 0.01%

Dalian Richfortune Chemicals Co., Ltd.

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