Photoinitiator TPO - LeCure® - NANJING LEPUZ CHEMICAL CO., LTD.

Photoinitiator TPO

Date Of Issue:

2022-07-13

Chemical Name	Diphenyl (2,4,6-trimethylbenzoyl)- phosphine oxide
CAS	75980-60-8
Molecular Formula	C22H21O2P
Molecular Weight	M=348.37
Application	LeCure® TPO is a photoinitiator for curing styrene-based unsaturated polyesters and acrylic resins.Its absorption in the long-wave region of the UV spectrum can fully cure even white paints and surfaces pigmented with TiO2.
Typical Properties	Property	Typical Value
	Appearance	Pale yellow crystal or powder
	Melting Point	91-94℃
	Assay	99.0 % min
	Volatile	0.2% max
	Acid value	0.5 mgKOH/g max

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