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

IGM Omnicat 270 UV Photoinitiator固体

IGM Omnicat 270 is a high-molecular-weight sulfonium salt cationic UV photoinitiator in the Omnicat series, designed for the cationic polymerization of epoxy or oxetane-based formulations. As a heavy metal-free solid photoinitiator, it is benzene-free and low-odor, with high solvent resistance, low shrinkage and excellent adhesion. Suitable for harsh scenarios such as can coatings, coil coatings

Features Of IGM Omnicat 270 UV Photoinitiator

  1. High-molecular-weight solid form - Solid powder easy to store, high molecular weight, strong stability and low migration

  2. Heavy metal-free environmental protection - No heavy metal addition, benzene-free and low-odor, meeting high-end environmental and compliance requirements

  3. Efficient cationic initiation - Specifically initiates cationic polymerization, stable reaction and excellent curing efficiency

  4. Excellent solvent resistance and adhesion - Strong solvent resistance, low shrinkage after polymerization, excellent film-substrate adhesion

  5. Multi-system adaptation - Suitable for epoxy and oxetane systems, strong versatility, no special adjustment needed

Typical Applications Of IGM Omnicat 270 UV Photoinitiator

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

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

  3. Pharmaceutical packaging field - UV inks/varnishes for pharmaceutical packaging, benzene-free and low-odor, meeting strict compliance requirements

  4. High-end printing inks - Cationic printing inks and overprint varnishes, fast curing, high printing precision

  5. Epoxy system coatings - Epoxy-based UV protective coatings, weather and chemical resistance, suitable for high-end industrial protection scenarios

Specifications Of IGM Omnicat 270 UV Photoinitiator

BrandIGM (Omnicat® series)
Alias1-Chloro-4-propoxy (general associated alias)
CAS No142770-42-1
Appearance (25℃)White to off-white crystalline powder (solid)
Purity≥98.0%
Molecular Weight≥1000g/mol (high-molecular-weight grade)
Absorption Wavelength Range235-325nm (in methanol)


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