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

IGM Omnirad 379 UV Photoinitiator固体

IGM Omnirad 379 is a high-efficiency alpha-amino ketone Type I free radical UV photoinitiator in the Omnirad series, designed for UV radiation curing systems. Its core component is 2-Dimethylamino-2-(4-methylbenzyl)-1-(4-morpholin-4-ylphenyl)-butan-1-one. It can efficiently decompose to generate free radicals under UV light, quickly initiating the photopolymerization of unsaturated prepolymers such as acrylates with mono and multifunctional vinyl monomers, suitable for various UV curing scenarios

Features Of IGM Omnirad 379 UV Photoinitiator

  1. High-efficiency Type I initiation - Alpha-amino ketone structure, high initiation efficiency, fast and uniform surface and deep curing effect

  2. Pigmented system adaptation - Suitable for pigmented UV curing systems, no impact on base color after curing, good color stability

  3. Broad-spectrum compatibility - Suitable for acrylate systems, compatible with solvent-based UV formulations, strong versatility

  4. Low-yellowing property - No obvious yellowing after curing, suitable for light-colored, transparent and pigmented systems, good decorativeness

  5. Easy solid processing - Crystalline powder form, easy to weigh, store and transport, accurate addition and convenient dispersion

Typical Applications Of IGM Omnirad 379 UV Photoinitiator

  1. Pigmented UV inks - Screen, offset pigmented inks, suitable for paper, plastic, metal substrates, full color

  2. Photoresist field - High-precision photoresist UV curing, suitable for electronic components and printing plate manufacturing scenarios

  3. Pigmented UV coatings - Wood, plastic pigmented UV coatings, uniform curing, improving coating wear resistance and decorativeness

  4. Transparent UV varnishes - Various transparent UV varnishes, maintaining high light transmittance, not easy to lose light and discolor after long-term use

  5. General UV curing - UV curing adhesives and prepolymer systems, suitable for various substrates, reliable performance

Specifications Of IGM Omnirad 379 UV Photoinitiator

Chemical TypeAlpha-amino ketone Type I free radical UV photoinitiator
Chemical Composition2-Dimethylamino-2-(4-methylbenzyl)-1-(4-morpholin-4-ylphenyl)-butan-1-one
AliasPhotoinitiator 379, PI379
CAS No119344-86-4
Appearance (25°C)White to pale yellow crystalline powder
Purity≥98.0%
Molecular Weight380.52 g/mol
Melting Point88-92°C
Boiling Point542.0±50.0°C (Predicted)


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