Products

Photoinitiators

Achieving the desired speed and balance of cure film properties, selecting the correct photoinitiator is key. The selection depends on the resin system, UV equipment, required cure speed, property requirements, substrate and others. As the global market leader, IGM is best positioned to accommodate your desired requirements. IGM is renowned for its broad range of products, 100% UV market focus, global sales network, application and technical experience, and its extensive relationships with strategic manufacturing partners.

Photoinitiators - Free Radical
Omnirad 1000 | cas no. 7473-98-5 + 947-19-3 | Omnirad 73 (80%) + Omnirad 481 (20%)

Highly effective non-yellowing liquid photoinitiator used for UV-polymerisation of suitable resins especially suited to clear-formulations

Omnirad 248 | cas no. 119313-12-1 | 2-benzyl-2-(dimethylamino)-4'-morpholinobutyrophenone

Type 1 Photoinitaitor of the α-amino acetophenone class. It possesses a broad absorption in the UV-A region of the spectrum, giving it a high reactivity in pigmented systems

Omnirad 4265 | cas no. 75980-60-8 + 7473-98-5 | Omnirad-TPO (50%) + Omnirad-73 (50%)

Highly effective liquid photoinitiator used for UV-polymerisation of suitable resins, easy incorporated into waterborne formulations

Omnirad 481 | cas no. 947-19-3 | 1-hydroxycyclohexyl-phenyl ketone

Highly efficient, non-yellowing photoinitiator used to initiate radical polymerization of unsaturated oligomers e.g. acrylates after exposure to UV light

Omnirad 4817 | cas no. 71868-10-5 | 2-methyl-1-[4-(methylthio)phenyl]-2-morpholinopropan-1-one

Highly efficient photoinitiator used to initiate radical polymerization of unsaturated oligomers e.g. acrylates, after exposure to UV light



Photoinitiators - Polymeric
Omnipol 2702 | cas no. 1246194-73-9 | polymeric benzophenone derivative

Di-functional benzophenone derivative novel Type II polymeric photoinitiator of extremely lower odor, exceptionally low migration and very high curing speed

Omnipol 910 | cas no. 886463-10-1 | piparazino based aminoalkylphenone

Polymeric Type I photoinitiator, based on piperazino based compounds of the aminoalkylphenone photoinitiator class and with its low migration and low odour extremely suitable for use in demanding applications such as food packaging inks

Omnipol 9210 | cas no. 886463-10-1 + 51728-26-8 | Piparazino based aminoalkylphenone diluted in monomer

Photoinitiator with high reactivity, good compatibility, low odor and migration, and with low fragments releasing after curing

Omnipol 9220 | cas no. 886463-10-1 + 28961-43-5 | piparazino based aminoalkylphenone diluted in monomer

Photoinitiator with high reactivity, good compatibility, low odor and migration, and with low fragments releasing after curing

Omnipol ASA | cas no. 71512-90-8 | poly(ethylene glycol) bis(p-dimethylaminobenzoate

Liquid polymeric amine synergist specifically designed for use in inks requiring low migration and low volatility and particularly suited to use in combination with low migration Type II photoinitiators as Omnipol BP and TX



Photoinitiators - Cationic
Omnicat 432 | cas no. 104558-95-4 | mixed triarylsulfonium hexafluorophosphate salts (45%) in propylene carbonate (55%)

Mixture of triarylsulfonium hexafluorophosphate salts and propylene carbonate, for
cationic curing of epoxy, oxetane, and vinyl ether formulations

Omnicat 440 | cas no. 60565-88-0 | 4,4’-dimethyl-diphenyl iodonium hexafluorophosphate

Low odour, benzene free iodonium hexafluorophosphate salt for cationic curing of epoxy,
oxetane, and vinyl ether formulations

Omnicat 445 | cas no. 60565-88-0 + 3047-32-3 | mixture of Omnicat 440 (50%) in Oxetane (50%)

New liquid iodonium salt for cationic curing of epoxy, oxetane and vinyl ether formulations

Omnicat 550 | cas no. 591773-92-1 | 10-biphenyl-4-yl-2-isopropyl-9-oxo-9H-thioxanthen-10-ium hexafluorphosphate

Reactive polymeric photoinitiator designed for use in cationic curing inks and coatings particularly suited to use in pigmented inks and not sensitised by either hydroxyketone photoiniators, thioxanthones or anthracene derivatives

Omnicat BL 550 | cas no. 591773-92-1 + 108-32-7 + 2386-87-0 | mixture of Omnicat 550 (20%) in propylene carbonate (25%) and UVR 6105 (55%)

Liquid photoinitiator blend, based on the Omnicat 550 (20%), Propylene Carbonate (25%) cycloaliphatic epoxy (55%)