2,2-Dimethoxy-1,2-diphenyl-ethanone
PowerCure™ 651 a photoinitiator, which is used to initialise radical polymerization e.g. in the preparation of acrylate polymers. When under the influence of light the molecule will form radicals which initiate the radical polymerization.
| Synonyms | Omnirad BDK, Irgacure 651 |
CAS Number | 24650-42-8 |
EINECS Number | 246-386-6 |
Chemical Structure |
|
Chemical Formula | C16H16O3 |
Molecular Weight | 256.3 |
Packing | PowerCure™ 651 is supplied in 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™ 651 is widely used in the polymerization of acrylic acid and acrylate, the polymerization and crosslinking of unsaturated polyester.
PowerCure™ 651 can be applied in coatings and adhesives and mainly used as UV (ultra-violet) curing agent in UV curing system, applied to ink, paper and metal paint.
PowerCure™ 651 is a kind of highly efficient UV curing initiator, which is mainly used as initiator of UV curing reaction.
PowerCure™ 651 is used as analytical reagent, and used for photosensitive resin printing.
Appearance | White crystal |
Melting Point [°C] | 67-70 |
Boiling Point [°C] | 169 |
Density | 1.1320 |
Vapor Pressure [25°C, Pa] | 0.002 |
Refractive Index | 1.5590 |
Assay (%) | Min.99.0 |
Ash (%) | Max.0.1 |
Fp [°C] | 190 |
Loss on Drying (%) | Max.0.5 |
Ignited Residue (%) | Max.0.1 |
Water Content | Max.0.5 |
Benzoin Residue (%) | 0.2 |
Transmission 425nm (%) | Min.95.0 |
Transmission 450nm (%) | Min.96.0 |
Transmission 500nm (%) | Min.98.0 |
Solubility [20°C] | % w/w |
Acetone | >50 |
Methanol | 41 |
Styrene | >50 |
Butyl Acetate | >50 |
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PowerCure 651 Photoinitiator CAS 24650 42 8 
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