Sinocure® PBZ / 4-phenylbenzophenone / 4-Benzoylbiphenyl CAS 2128-93-0

(1 customer review)

Product Name: Sinocure® PBZ

Chemical Name: 4-Benzoylbiphenyl

Synonym: Photoinitiator PBZ; Speedcure PBZ, Genocure PBZ; Omnirad 4-pbz

CAS No.: 2128-93-0

Molecular Fomula:C19H14O

Molecular weight:258.31

Molecular structure:Speedcure PBZ CAS 2128-93-0 structure

Appearance: Off Whitepowder

Assay: ≥99%


Photoinitiator PBZ / 4-phenylbenzophenone / 4-Benzoylbiphenyl CAS 2128-93-0

Item Specifications
Appearance Off White powder
Assay ≥99%
Melting Point 99-103℃
Ash ≤ 0.1%


Photoinitiator PBZ function

Suggested levels of use are 0.5–3% w/w Speedcure PBZ together with 2–5% w/w Speedcure EDB or DMB (quantities vary depending on individual formulations and applications).

Photoinitiator PBZ Usage

1. photoinitiator PBZ is a highly efficient free radical (II) type solid photoinitiator, mainly used with tertiary amine synergist for unsaturated prepolymer (such as: acrylate) UV curing.
2. photoinitiator PBZ belongs to the long-wave absorbing molecular structure of the initiator, mainly used in colored UV curing formulations as a light-curing initiator.
3. PBZ unique odorless characteristics, can be used in direct contact with food, widely used in a variety of food packaging UV ink, varnish and other systems have strong absorption properties. The recommended dosage is 2-5%w/w.


Photoinitiator PBZ Packaging and Shipping

Packing: 20kg/carton box.

Delivery: with in 5-7 working days.

Photoinitiator PBZ storage

This product should be stored away from light. Store at room temperature/low temperature and dry conditions; avoid contact with strong oxidizing agents.

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1 review for Sinocure® PBZ / 4-phenylbenzophenone / 4-Benzoylbiphenyl CAS 2128-93-0

  1. Matthew Wilson

    Item as promised. Good contact and helpful support.

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