ECure 819
CAS No. 162881-26-7
Chemical Name Bis(2,4,6-trimethylbenzoyl)-phenylphosphineoxide
Molecular Formula: C23H30N2O2
Molecular Weight: 418.46
Appearance yellowish powder Absorption 295, 370nm
Purity >99.0% Melting Point 127-133°C
Description ECure 819 is a versatile photoinitiator for radical polymerisation of unsaturated resins upon UV light exposure. It is especially suited for white pigmented formulations, the curing of glass fiber reinforced polyester/styrene systems and for clearcoats for outdoor use in combinations with light stabilizers.