Photoinititor PBZ

Chemical Name:4-Benzoylbiphenyl

CAS No.:2128-93-0

Chemical Formula:C19H14O

English Synonyms: Mfcure™PBZ, 

Description：

It 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.                                                          

Typical Properties：

Appearance: White or off-white crystalline powder

Purity : ≥99%

Melting point: 99–103℃

Volatiles : ≤ 0.5%

Ash : ≤ 0.1%

Applications：

• Has a long-wave absorbing molecular structure.

• For offset printing inks, flexo printing inks, screen printing inks, varnishes, wood coatings, electronic       materials, adhesives, plastic coatings.                                                               

• Concentration：2.0-5.0%

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