SINOCURE®MBP is an effective Type II photoinitiator from the benzophenone family, with absorption maximum at 259.nm. SINOCURE®MBP provides high reactivity and surface cure when used at 0.5-5 wt% ,when combination with tertiary amine synergists, it can initiate radical polymerization of unsaturated oligomers e.g. acrylates after exposure to UV light.