High reactivity under UV-A and visible light (365–405 nm), enabling fast cure speeds in LED-based systems.
Low yellowing tendency, delivering excellent clarity and color stability in transparent and white formulations.
Good solubility in common acrylate monomers and oligomers, facilitating homogeneous formulation without precipitation.
Reduced migration potential due to high molecular weight and low volatility, supporting compliance with food-contact and medical-grade requirements.
Thermal stability up to 120 °C, allowing compatibility with heat-assisted curing processes and storage under ambient conditions.
UV-curable coatings for wood, plastic, and metal substrates requiring high gloss and scratch resistance.
Inkjet inks for industrial and decorative printing on rigid and flexible packaging materials.
3D printing resins (SLA/DLP) where low odor, low shrinkage, and high resolution are critical.
Optical adhesives and encapsulants used in electronics and LED assembly.
Dental composites and medical device coatings compliant with ISO 10993 biocompatibility guidelines.
| Chemical Type | Acylphosphine oxide (APO) |
| Product Form | Powder |
| Appearance | Off-white to pale yellow crystalline powder |
| Primary Applications | UV/LED-curable coatings, inks, adhesives, and 3D printing resins |
| Key Features | Visible-light sensitive, low migration, low yellowing, thermal stability |
| Recommended Storage | Below 25 °C, protected from light and moisture |
| Light Absorption Peak | ~380 nm (in ethanol) |
| Compatibility | Compatible with multifunctional acrylates, urethane acrylates, and epoxy acrylates |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China