2-Hydroxy-2-methylpropiophenone CAS NO.7473-98-5

Chemical Name: Optical initiator-1173 Chemical Type: Ultraviolet absorbers Molecular weight: 164.2 Appearance: colorless to light yellow tran…

Chemical Name: Optical initiator-1173 Chemical Type: Ultraviolet absorbers Molecular weight: 164.2 Appearance: colorless to light yellow transparent liquid Assay: 99%min Boiling point: 80-81 degree Celsius/0.1mmHg Volatile matter: 0.1% max Solubility: soluble in monomer, insoluble in water Ash: 0.1% max Light transmittance (10g 1173/100 ml toluene):425 nm -99%; 500 nm -99% Absorption wavelength: 244nm; 278nm; 322nm Packing: net wt 20kg/plastic drum Uses: 1173is suitable for acrylate optical cured varnish system such as varnish on wood, metal, and plastic. 1173 is recommended to use in UV-cured coating system. 1173is liquid and is easy to mix with other optical initiator products??Dosage is 1-4%w/w.