TPO photoinitiator

  • Product:TPO photoinitiator
  • CAS No.:75980-60-8
Irgacure TPO;Omnirad TPO;Diphenyl(2,4,6-trimethylbenzoyl)phosphine Oxide;Photoinitiator TPO;Photoinitiator-TPO;TMDPO; SP-2,4,6; YF-PI TPO; IHT-PI TPO; Photocure TPO;  photo sensitizer TPO;2,4,6-TRIMETHYLBENZOYL-DIPHENYL PHOSPHINE;Speedcure TPO;2,4,6-Trimethylbenzoyldiphenyl Phosphine Oxide;2,4,6-Trimethylbenzoyldiphenylphosphine oxide; Diphenyl (2,4,6-trimethylbenzoyl) phosphine oxide; (diphenylphosphoryl)(2,4,6-trimethylphenyl)methanone; Diphenyl(2,4,6-trimethylbenzoyl)-phosphineoxide; (2,4,6-trimethyl benzoyl) diphenyl phosphine oxide; Phosphine oxide, diphenyl(2,4,6-trimethylbenzoyl)-; 2,4,6-Trimethylbenzoyl diphenylphosphine oxide;biphenyl(2,4,6-trimethyl-benzoyl)-phosphine oxide

Package: 20kg/carton

Properties of TPO photoinitiator (Irgacure TPO): 
EINECS No.: 278-355-8
Molecular Formula: C22H21O2P
Formula Weight: 348.37
Appearance: Yellowish green crystal
Assay: ≥99.0%
Melting point: 91.0-94.0 °C
Boiling point: 519.6±60.0 °C(Predicted)
Loss on Drying: ≤0.2%
Ash: ≤0.1%
Acidity value: ≤0.5mgKOH/g
Density: 1.12 g/mL at 25 °C(lit.)
refractive index: n20/D 1.475(lit.)
Flash point: >230 °F
λmax: 400nm(DMF)(lit.)
Volatile: 0.20%max
Stability: Stable. Incompatible with strong oxidizing agents.
SMILES string: Cc1cc(C)c(c(C)c1)C(=O)P(=O)(c2ccccc2)c3ccccc3
InChI: 1S/C22H21O2P/c1-16-14-17(2)21(18(3)15-16)22(23)25(24,19-10-6-4-7-11-19)20-12-8-5-9-13-20/h4-15H,1-3H3
EWG's Food Scores: 1
EPA Substance Registry System: Phosphine oxide, diphenyl(2,4,6-trimethylbenzoyl)- (75980-60-8)

Storage of TPO photoinitiator (Irgacure TPO):  
Store in a cool dry place and prevent from light.

Usage of TPO photoinitiator (Irgacure TPO): 
1. Photoinitiator TPO is mainly used in screen printing inks, lithographic inks, flexo inks, wood coatings. 
2. This product is the best extraction solvent for petroleum aromatics; the mixed solution of N-formylmorpholine and morpholine (1:1) is the extraction solvent for the methyl ethyl ketone unit. Also used as a formylating reagent.
3. Photo Initiator for a variety of ink industries 
4. Used in white system, can be used for UV curing coatings, printing inks, UV curing adhesives, optical fiber coatings, etc. 

Advantage of TPO photoinitiator (Irgacure TPO): 
1. Its photocuring speed is fast
2. Have light-decolourizatio
3. Can be used for thick coating curing  
4. Belongs to low-volatilitymild-smell and environment friendly product
5. Anti-yellowing 

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