Highly Efficient UV Photoinitiator 819 for Advanced Curing
Unlock superior UV polymerization with our general-purpose photoinitiator, excelling in deep cure and pigmented applications.
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Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide
This high-efficiency photoinitiator is a cornerstone for UV polymerization, particularly renowned for its performance in challenging applications. Its ability to absorb visible light in the long-wavelength band above 400nm makes it exceptionally suitable for achieving deep curing and ensuring thorough polymerization in thick film systems. Furthermore, its effectiveness in pigmented formulations, including those with high opacity like white lacquers containing titanium white, sets it apart.
- Experience deep curing and thick film performance: Leverage this photoinitiator's extended wavelength absorption for comprehensive polymerization.
- Achieve excellent results in pigmented systems: Ideal for white lacquers, paints, and inks with high opacity, enhancing your product's appearance.
- Benefit from UV yellowing resistance: When used in coatings, it contributes to maintaining color integrity and product longevity.
- Explore versatile applications with this radical polymerization initiator: Suitable for printing inks, prepreg systems, and various surface coatings on wood, metal, plastic, and paper.
Key Advantages
Enhanced Curing Depth
This photoinitiator's absorption in the long-wavelength band allows for superior penetration, ensuring complete curing even in thicker layers, a key benefit for thick film UV polymerization.
Superior Pigment Compatibility
Its efficiency in pigmented UV coatings and inks means vibrant colors and high opacity can be achieved without compromising cure quality.
Improved Weatherability
When combined with UV absorbers, this compound contributes to the creation of weather resistant UV coatings, extending product lifespan in outdoor applications.
Key Applications
Printing Inks
Essential for achieving fast and efficient curing in various printing ink formulations, enhancing print quality and production speed.
Coatings
Ideal for a wide range of coatings, including wood, metal, and plastic surfaces, providing excellent adhesion and durability.
Prepreg Systems
Used in prepreg systems for composite materials, contributing to the robust curing required for high-performance applications.
White & Colored Formulations
Crucial for achieving optimal curing in challenging, highly pigmented formulations, ensuring color stability and finish quality.