BASF IRGACURE 500 is a liquid blend photoinitiator in the IRGACURE series, 50wt% IRG 184+50wt% DAROCUR BP, clear yellow liquid, low viscosity, ideal for water/solvent-based UV-curable varnishes/coatings, compoundable with amines for enhanced curing efficiency, reducing formulation viscosity.
Efficient UV initiation - Rapid free-radical generation under UV, suitable for various systems, improving curing speed and through-cure
Low viscosity - 90mPa·s at 20℃, reducing formulation viscosity, suitable for water-based systems, easy to add and disperse
Excellent compounding synergy - Compatible with most monomers/oligomers, compoundable with amines for enhanced surface curing
Good solubility - Suitable for most organic solvents/acrylate monomers, applicable to various viscosity systems
Water-based compatibility - Liquid form easy to disperse in water-based UV formulations, expanding application scenarios
UV-curable varnishes - Acrylate varnishes on paper/metal/plastic, ensuring curing efficiency and coating transparency
Water-based UV formulations - Water-based UV coatings/inks, easy to disperse, suitable for environmentally friendly systems
Solvent-based UV systems - Reducing formulation viscosity, improving application convenience, suitable for various film thicknesses
Acrylate coatings - Suitable for acrylate prepolymer systems, improving curing speed and coating performance
Printing/packaging coatings - Varnishes on printed paper, ensuring printing effect and weatherability
| Brand | BASF |
| Chemical Type | 50wt% IRG 184 + 50wt% DAROCUR BP |
| Appearance (25℃) | Clear yellow liquid |
| Density (20℃) | 1.11g/mL |
| Viscosity (20℃) | 90mPa·s |
| Absorption Peaks | 250nm, 332nm (in methanol) |
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