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Technical Datasheet | Supplied by MPI Chemie
AO-445 by MPI Chemie is a highly effective, non-discoloring, solid aromatic amine antioxidant. It is also used as a thermal stabilizer in polyolefins, styrenics, polyols and polyamides. AO-445 is used to terminate the oxidation reactions caused by different weathering conditions and reduce the degradation of organic materials. It inhibits the formation of free radicals thereby enhancing the photo- and heat-stability of polymers.
Product Type
  • Antioxidants > Amines
  • Heat Stabilizers
Chemical Composition
4-(1-Methyl-1-phenylethyl)-N-[4-(1-methyl-1- phenylethyl)phenyl]aniline
CAS Number

Compatiblity with other products

Find products that are predicted to be compatible with AO-445.

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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