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Adhesives Ingredients
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Adhesives Ingredients
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Omnirad 481

Technical Datasheet | Supplied by IGM Resins
Omnirad 481 by IGM Resins is a highly efficient, non-yellowing photoinitiator. It is used to initiate radical polymerization of unsaturated oligomers including acrylates after exposure to UV light. It can be used in combination with mono and multi-functional monomer as reactive diluents. It is designed for UV radiation curing system. Values of UV absorption of Omnirad 481 are 244, 280 and 330 nm. The recommended dosage level is 1-5%. Its shelf life is 2 years.
Product Type
  • Photoinitiators
  • Free radical photoinitiator
Chemical Composition
1-hydroxycyclohexyl-phenyl ketone
CAS Number

Compatiblity with other products

Find products that are predicted to be compatible with Omnirad 481.

This list of compatible products is generated out of estimated HSP values. A practical determination of these HSP values would provide higher certainty.
Learn more about Hansen Solubility Parameters (HSP) and their use in predictive formulation.

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