Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

BASF IRGACURE 500 Photoinitiator

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.

Features Of BASF IRGACURE 500 Photoinitiator

  1. Efficient UV initiation - Rapid free-radical generation under UV, suitable for various systems, improving curing speed and through-cure

  2. Low viscosity - 90mPa·s at 20℃, reducing formulation viscosity, suitable for water-based systems, easy to add and disperse

  3. Excellent compounding synergy - Compatible with most monomers/oligomers, compoundable with amines for enhanced surface curing

  4. Good solubility - Suitable for most organic solvents/acrylate monomers, applicable to various viscosity systems

  5. Water-based compatibility - Liquid form easy to disperse in water-based UV formulations, expanding application scenarios

Typical Applications Of BASF IRGACURE 500 Photoinitiator

  1. UV-curable varnishes - Acrylate varnishes on paper/metal/plastic, ensuring curing efficiency and coating transparency

  2. Water-based UV formulations - Water-based UV coatings/inks, easy to disperse, suitable for environmentally friendly systems

  3. Solvent-based UV systems - Reducing formulation viscosity, improving application convenience, suitable for various film thicknesses

  4. Acrylate coatings - Suitable for acrylate prepolymer systems, improving curing speed and coating performance

  5. Printing/packaging coatings - Varnishes on printed paper, ensuring printing effect and weatherability

Specifications Of BASF IRGACURE 500 Photoinitiator

BrandBASF
Chemical Type50wt% IRG 184 + 50wt% DAROCUR BP 
Appearance (25℃)Clear yellow liquid
Density (20℃)1.11g/mL
Viscosity (20℃)90mPa·s
Absorption Peaks250nm, 332nm (in methanol)


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