Pigment Black 11
What is Pigment Black 11?
Pigment Black 11 (CAS 12227-89-3), also known as Iron Oxide Black and approved as E172(i) in food applications, is a synthetic iron oxide pigment delivering deep black coloration.
Where is Pigment Black 11 used?
- Architectural and decorative coatings: UV-stable black tones for exterior paints, roof coatings, and concrete colorants without fading
- Plastics: masterbatches for automotive components, pipes, and packaging films with heat-stable coloration
- Construction materials: colors cement, paving blocks, and tiles throughout the mass for color uniformity
- Food-grade E172(i) grades color specific confectionery and olive products where regulatory compliance is mandatory.
Commercial specifications
- Synthetic grades offer tighter particle size distribution
- Dispersion forms and surface-treated variants for water-based and solvent-based systems
Other Names (Synonyms)
Iron oxide (Fe3O4)|C.i. pigment black 11|Oxoiron;oxo(oxoferriooxy)iron|E172(i)