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

IGM Omnirad 784 UV Photoinitiator

IGM Omnirad 784 is a high-activity organotitanium free radical photoinitiator in the Omnirad series, designed for visible and UV light curing systems. When exposed to visible or UV light, it can efficiently initiate the polymerization of acrylates and other unsaturated oligomers. With excellent photoactivity, strong thermal stability, low toxicity and adaptability to various high-end special scenarios,

  • igm omnirad 784
  • igm omnirad 784

Features Of IGM Omnirad 4PBZ UV Photoinitiator

  1. Benzophenone Type II initiation - High free radical initiation efficiency, can quickly initiate the polymerization of unsaturated oligomers, stable curing

  2. Broad-spectrum adaptability - Compatible with various acrylate systems, suitable for solvent-based and water-based UV curing formulations, strong versatility

  3. Benzene-free environmental protection - Benzene-free formula, meets high-end environmental compliance, suitable for sensitive application scenarios

  4. Easy processing and storage - Solid form easy to store and transport, easy to add and mix, no complex process adjustment needed

  5. Multi-scenario adaptation - Suitable for transparent and colored systems, no impact on the appearance and core performance of end products

Typical Applications Of IGM Omnirad 4PBZ UV Photoinitiator

  1. Printing ink field - Offset, screen, flexo inks and overprint varnishes, fast curing, high printing precision

  2. Wood coating field - Wood UV varnishes/colored paints, strong adhesion, scratch resistance, improving wood decoration durability

  3. Plastic coating field - UV protective coatings for plastic surfaces, good fit, excellent weather resistance and chemical resistance

  4. Paper coating field - Paper UV curing coatings, high efficiency curing, improving paper surface gloss and wear resistance

  5. UV adhesive field - Acrylate-based UV adhesives, high bonding strength, fast curing speed, suitable for general bonding

Specifications Of IGM Omnirad 4PBZ UV Photoinitiator

BrandIGM (Omnirad® series)
Chemical TypeBenzophenone Type II free radical UV photoinitiator
Alias4-Phenylbenzophenone, p-Phenylbenzophenone, Photoinitiator PBZ
CAS No2128-93-0
Appearance (25℃)Grayish white crystalline powder
Purity≥98.5%
Molecular Weight242.32g/mol
Melting Point99-103℃
Absorption Wavelength Range250-360nm (in methanol)


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