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

IGM Omnirad EHA Photoinitiator

IGM Omnirad EHA is a high-efficiency tertiary amine synergist in the Omnirad series, formerly BASF, designed for various UV curing systems. It is not used alone, but works synergistically with Type II photoinitiators to solve oxygen inhibition, generate more active free radicals via hydrogen abstraction, accelerate polymerization, achieve complete curing, and is an essential auxiliary for improving UV curing efficiency and quality.

Features Of IGM Omnirad EHA Photoinitiator

  1. Significant synergistic effect - Cooperates with Type II photoinitiators, solves oxygen inhibition, greatly improves curing efficiency

  2. Efficient hydrogen abstraction - Rapidly generates active free radicals, ensures complete curing, avoids surface tackiness

  3. Broad system compatibility - Suitable for most UV coatings, inks and adhesives, extremely versatile

  4. Convenient to add - Soluble in organic solvents and acrylate monomers, easy to meter, suitable for large-scale production

  5. Excellent curing quality - Improves coating uniformity, enhances adhesion and wear resistance, optimizes end-product textur

Typical Applications Of IGM Omnirad EHA Photoinitiator

  1. UV coatings field - Wood/plastic/metal UV coatings, improving curing speed and coating density

  2. UV inks field - Offset/flexo/screen inks, ensuring rapid drying and strong adhesion of prints

  3. UV adhesives field - Various fast-curing UV adhesives, shortening curing cycle and enhancing bond strength

  4. Electronic materials field - Circuit board solder masks, electronic packaging materials, ensuring curing precision and stability

  5. Optical fiber coatings field - UV curing coatings for optical fibers, improving protection and extending service life

Specifications Of IGM Omnirad EHA Photoinitiator

ModelOmnirad EHA
BrandIGM (Omnirad® series, former BASF)
Chemical TypeTertiary amine synergist for UV photoinitiators (not used alone)
Chemical Name2-Ethylhexyl 4-dimethylaminobenzoate
CAS No21245-02-3
EINECS No244-289-3
Molecular FormulaC17H27NO2
Molecular Weight277.4 g/mol
Appearance (25℃)Pale yellow transparent liquid


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