Technical parameters:
	Fluorescent whitening agent plastic fluorescent whitening agent
	◇ CAS No. 5242-49-9
	◇ C.I. No. 368
	Molecular formula: c30h22n2o2
	Molecular weight: 442
	Appearance: yellow powder
	Melting point: 269-271 ℃
	Ash content: ≤ 0.5%
	Content: ≥ 99%
	Volatile matter: ≤ 0.5%
	Fineness: more than 100 mesh
	
	TECHNICAL PARAMETER
	
	
	APPLICATION AREA
	Suitable for whitening polyester, polyamide, polyacrylonitrile and other fibers, silk and wool fabrics
	Widely used in film, injection molding and extrusion molding materials, suitable for all plastic processing
	It is very suitable for whitening of synthetic polymers at any processing stage, including polymerization stage
	 
	

	Application method
	Recommended dosage: add 2-30g KSN whitening agent per 100kg material
	1. The addition amount of transparent plastic is 0.5-2g; 2. The addition amount of polyester fiber is 10-20g








