Chemical name: 4-Benzoylbiphenyl
CAS No.: 2128-93-0
Molecular formula:C19H14O
Molecular weight: 258
Appearance: White crystalline powder
Purity, %: 99min.
Melting point, degree: 99 103
Volatiles, %: 0.5max.
Ash, %: 0.1max.
Photoinitiator PBZ is a highly efficient solid photoinitiator. Value of UV absorption is 289nm. It is used to initiate the UV polymerization of chemically unsaturated prepolymers in combination with tertiary amine synergists. It also can be used as the intermediate to synthesize organic pigments, pharmaceuticals, overprint varnishes, wood and plastic coatings etc.
