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

IGM Omnirad 248 UV Photoinitiator

IGM Omnirad 248 is a high-efficiency Type I free radical UV photoinitiator of α-amino ketone in the Omnirad series, designed for UV radiation curing systems. It can quickly decompose to generate free radicals when exposed to UV light, efficiently initiating the polymerization of diluted acrylates and acrylate oligomers. With wide absorption in the UV-A region and outstanding reactivity in colored systems

  • igm omnirad 248
  • igm omnirad 248

Features Of IGM Omnipol CPTX UV Photoinitiator

  1. High-efficiency Type II initiation - Synergizes with tertiary amine synergists, high radical initiation efficiency and stable curing reaction

  2. Dual-function adaptation - Has both photoinitiation and sensitization effects, can sensitize iodonium salts in cationic solids

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

  4. Multi-system compatibility - Suitable for acrylates and other unsaturated oligomers, compatible with cationic iodonium salt systems

  5. Easy processing adaptability - Easy to add and mix, no complex process adjustment, suitable for large-scale productio

Typical Applications Of IGM Omnipol CPTX UV Photoinitiator

  1. Cationic printing inks - Various cationic printing inks and overprint varnishes, fast curing, high printing precision

  2. Can coatings field - Can UV coatings, high solvent and corrosion resistance, suitable for food contact-related packaging

  3. Coil coatings field - UV-curable coil coatings, low shrinkage, strong adhesion, suitable for continuous production

  4. Pharmaceutical packaging inks - UV inks for pharmaceutical packaging, benzene-free and low-odor, meeting strict compliance requirements

  5. Cationic system sensitization - Sensitization of iodonium salts in cationic solids, improving cationic curing efficiency

Specifications Of IGM Omnipol CPTX UV Photoinitiator

ModelOmnipol CPTX
BrandIGM (Omnipol series)
Chemical TypeHigh-efficiency Type II UV photoinitiator (with sensitization function)
Functional CharacteristicsRadical polymerization initiator, sensitizer for cationic iodonium salts
AliasOmnirad CPTX (equivalent alias for the same system)
CAS NoReference related system CAS: 35873-49-5 (similar core component)
Appearance (25℃)White to off-white crystalline powder
Purity≥98.0%
Absorption Wavelength Range240-350nm (in methanol)


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