SpeedCure TPO-L is a liquid Norrish Type I photoinitiator from the phosphine oxide family, with absorption maxima at 274, 290 370 nm. SpeedCure TPO-L provides high reactivity and depth cure when used at 0.5-5 wt% in UV and LED curable formulations.
CAS no. 84434-11-7
Ethyl (2,4,6-trimethylbenzoyl) phenyl phosphinate
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