中固化学 ®BMS is a Norrish type II photoinitiator of the benzophenone family,with absorption maxima at 246 and 315 nm,中固化学 ®BMS provides high reactivity,surface cure and depth cure when used at 0.5~5 wt% and combined with an 胺促进剂/胺增效剂 in UV and LED curable formulations.