Home » Products » Photoinitiator » TPO( 2,4,6-Trimethylbenzoyl Diphenyl Phosphine Oxide)

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TPO( 2,4,6-Trimethylbenzoyl Diphenyl Phosphine Oxide)

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Molecular Structure:

tpo

Product Specifications:

Property Indicators
Appearance Light yellow powder
Assay (GC) ≥99%
CAS NO. 75980-60-8

Melting point

91-95℃
Molecular formula C22H21O2P
Molecular Weight 348.4

Application:

TPO is an effective photoinitiator for UV-curable based coatings, adhesives, inks and printing plates. It is typically consumed in unsaturated polyester acrylate based systems in concentrations ranging from 1% to 4% by weight.PI-TPO offers the advantage of good shelf stability, and fast and thorough cure of coatings. It is compatible with unsaturated polyesters, acrylate monomers and oligomers for use in UV-curable systems.

Storage Guidelines:

This product should be sealed and stored in a closed, dry, dark place and avoid sunlight. 20 kg cardboard or 30 cardboards each pallet.

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