Specification
Items | Technical index |
Product name | Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide |
Synonyms | Photoinitiator 819 |
CAS No. | 162881-26-7 |
Molecular formula | C26H27O3P |
Molecular Weight | 418.46 |
Appearance | light yellow powder |
Assay | 99%min |
Melting Point | 90.0-94.0 'C |
Loss Rate:Volatile Matter | 0.5%max |
Ash Content | 0.1%max |
Dlarity | 10 g / 100 ml toluene |
Key Property:High efficiency, deep solidification
Used:Varnishes and colourings such as for wood, paper, metal, plastics, optical fibers,
printing inks and preimpregnation systems.However, this product is not licensed for
use by dentists for patent reasons.In opaque white and colored furniture, a
very low amount of 819 can provide excellent curing effect and anti-yellowing properties
Advantages:
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
Pakaging:
Brief Introduction
Shandong Allplace Enviromental Protection Technology Co., Ltd. is an international trade company, which was established based on the R&D.
Production and Sales UV curing resin and raw materials.

Once acquaintance, lifelong friends