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CAS 162881 26 7 Pale Yellow Powder Photoinitiator 819 For Outdoor Applications
Photoinitiator 819 is a versatile photoinitiator for radical polymerization of unsaturated resins upon UV and near visible light exposure.
CAS No.: [162881-26-7] Bis(2,4,6-trimethylbenzoyl)-phenylphosphineoxide
Advantages:
1. Good performance of curing pigmented formulations and in outdoor applications, it can be formulated with UV absorbers to gain good weather stability, while without harming the cure speed;
2. Good through-curing of thick coating film;
3. To give a clean white appearance in contrast to the off-white color associated with other long wavelength absorption photoinitiators.
Specification
Test Item | DR-1819 |
Appearance | Pale yellow powder |
Melting Range | 127.0-135.0°C |
Purity | ≥98.5% |
UV-Absorption | 370nm |
Storage
12 months when the product is stored in tightly closed containers in a cool, dry, well-ventilated area.
Package
20Kg/Carton, 600Kg/Pallet or on request.