Omnirad 819DW
Omnirad 819DW is a versatile photoinitiator for radical polymerization of unsaturated resins upon light exposure. It is especially suited for the curing of pigmented water-based dispersions (so-called polyurethane dispersions, PUDs, or acrylic dispersions), the daylight-curing of PUD-based clear coats and for use in combination with light stabilizers. Other possible uses include thick-section curing, emulsion-type and 100 % UV systems. This product may settle, so please see special handling instructions typical for dispersions in the storage section below. Omnirad 819DW is a dispersion of bis-acylphosphine oxide (BAPO) in water.