Greatcure 184 1-Hydroxy cyclohexyle phenyl ketone 947-19-3 Great Chemical Photoinitiator Inks >> UV / Radiation-curable Coatings >> UV / Radiation Curing Greatcure 184 1-Hydroxy cyclohexyle phenyl ketone As a highly efficien photoinitiator in UV-curable system, inks and coatings. 1-Hydroxy cyclohexyle phenyl ketone. Used as a highly efficient photoinitiator in UV-curable systems such as inks and coatings.