2,4,6-Trimethylbenzoyl-diphenyl-phosphineoxide
PowerCure™ TPO is a highly efficient curing agent which is used to initiate radical photopolymerisation of unsaturated resins such as those based on a prepolymer - e.g. acrylates - in combination with mono- or multifunctional monomers as reactive thinners.
| Synonyms | Omnirad TPO |
CAS Number | 75980-60-8 |
EINECS Number | 278-355-8 |
Chemical Structure |
|
Chemical Formula | C22H21O2P |
Molecular Weight | 348 |
Packing | PowerCure™ TPO is supplied in a 20Kg Carton. |
Note | All information in the leaflet is based on our present knowledge and experience. We reserve the right to make any changes according to technological progress or further developments. Performance of this type I photoinitiator described herein should be verified by testing. We specifically disclaim any other express or implied warranty of fitness for a particular purpose or merchantability. We disclaim liability for any incidental or consequential damages. |
PowerCure™ TPO may be used in UV curable formulations for clear and for pigmented coatings on wood, metal, plastic, paper and optical fibers as well as for printing inks and adhesives after adequate testing.
PowerCure™ TPO can be used as the sole photoinitiator or in combinations with other photoinitiators due to the good solubility of this product in common UV reactive systems.
The amount of PowerCure™ TPO required for optimum performance should be determined in trials covering a concentration range.
Appearance | Yellow crystal |
Melting point (°C) | 91-95 |
Specific Gravity (g/cm3) | 1.2 |
Loss on drying (%) | Max.0.2 |
Ash (%) | Max.0.1 |
Acid Value (mg KOH/g) | Max.0.5 |
Purity (%) | Min.99 |
Solubility [20°C] | % w/w |
Acetone | 47 |
n-butyl-acetate | 25 |
IBOA | 15 |
IDA | 7 |
PEA | 34 |
HDDA | 22 |
TrPGDA | 16 |
TMPTA | 14 |
TMPEOTA | 13 |
PowerCure™ 1173 | >50 |
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PowerCure TPO Photoinitiator CAS 75980 60 8 ![2-Methyl-1-[4-(methylthio)phenyl]-2- (4-morpholinyl)-1-propanone](/uploads/image/20230905/17/tinuvin-171.webp "2-Methyl-1-[4-(methylthio)phenyl]-2- (4-morpholinyl)-1-propanone")
