Optical Brightener ER I oba O.B.A.199 Optical Brightener agent ER I 31

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OF017 Optical Brightening agent/Optical Brightener ER-I C.I. 199
Optical Brightener OB C.I. 184	C.I. 199/199:1/199:2	CAS 12224-40-7
	Structure: benzoxazole thiophene derivative	Purity: 99%min
	Appearance: light yellow or milk white powder	Melting point: 200-202°C
	Volatile conten: 0.5%max	Ash content: 0.1%max
Application	Optical Brightener OB can be used for whitening thermoplastic plastics,PVC,PS,PE,PP,ABS,Acetate fier,paint,coating.printing ink,etc..It can be added at any stge in prodess for process for shitening the polymers and can give the finished products a bright bluish white glaze.
Porperty	Solubility:hardly soluble in water,but soluble in paraffins,mineral oils and ordinary organic solvents.
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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