Good Yellowing Resistance Photoinitiator TPO-L For UV Flexo Inks
Photoinitiator TPO-L can be used to cure paints and surfacers pigmented with titanium dioxide. Provides very low yellowing,low volatility and low odour.
CAS No.: 84434-11-7
Product Name:Ethyl phenyl(2,4,6-trimethylbenzoyl)phosphinate
Molecular Formula:C18H21O3P
Molecular Weight:316.33
Structural Formula:

Specification
| ITEM | VALUE |
| Appearance | Clear yellowish viscous clear liquid |
| Flash point,℃ | 144 |
| Purity ,% | ≥98.0 |
| Melting Point,℃ | -12 |
| UV-Absorption | 273nm/370nm |
| Density,g/cm3 | 1.133 |

Storage:
12 months when the product is stored in tightly closed containers in a cool, dry, well-ventilated area.
This substance may has crystallization phenomenon at low temperature, which is a normal phenomenon.
The recommended storage temperature:≥25℃.For additional information, please see the Safety Data Sheet.
Package:
Packaging: 25Kg, 200Kg/Drum, 800Kg/Pallet or on request.

