Chemical name: tetraethylmidone(EMK)
English name: 4,4 '-Bis(diethylamino) benzophenone
CAS NO: 90-93-7
Molecular formula: C21H28N2O
Molecular weight: 324.4598
Technical Indicators: Appearance: Light yellow or grayish white powder
Purity(GC): ≥ 99 %
Melting point: 93-95 °C(°C)
Water: ≤ 0.5 %
Insoluble substances in methanol: ≤ 0.01 %
Absorption wavelength / nm: 248 nm, 374 nm(in methanol solution)
Should be used: It is a widely used light initiator in UV curing system. In the ink system there is more absorption performance.
Recommended addition: 2-5 %.
Storage requirements: This product should be sealed and stored in closed, dry, dark, avoid sunlight.
Safety tips: Details are provided in the Material Security Data Sheet(MSDS).
Packing Specification: 25KG / Box