Pigment Yellow 151

Pigment Yellow 151 is a greenish shade yellow pigment. Its shade is greener than Pigment Yellow 154 and redder than Pigment Yellow 175. PY151 is good in opaque and excellent in light fastness. In the test of alkyed melamine resin system, the light fastness can be grade 5. In HDPE test, the heat stability of PY151 can be 260℃/5min. It can also be used together with Phthalocyanines and inorganic pigments.

Product Details


Pigment Yellow 151 is a general use pigment, which can be used in high end OEM paint. It has light fastness of 7-8. It has excellent high opacity and good flow. Its heat resistance, acid resistance and ethanol resistance is good.

Chemical information 

Color Index No:CI13980

Synonyms: Fast yellow h4g; Benzimidazolone Yellow H4G; 2-[(E)-{1,3-dioxo-1-[(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)amino]butan-2-yl}diazenyl]benzoic acid;

Molecular Structure:

Pigment Yellow 151 molecular

Molecular Formula: Molecular Weight:381.34
CAS No:31837-42-0 Average Particle Size(um):0.23
Density(g/cm3):1.57 EINECS No:250-830-4
Oil Absorption(g/100g):52 Specific surface(m2/g):18.23
Chemical Class: Melting point(/℃):330

 Chemical resistance data

Light fastness (Full) : 7-8 Light fastness(Tinting) : 7
Water :  4-5 Ethanol : 5
Heat stability (10min) :260℃ Toluene:5
Acid: 5 Alkali :3-4
Migration:5 Weather:4



Sheetfed offset ink: △ Water-based ink: ▲
Heat set ink: – NC ink: △
Cold set ink: – Metal decorative ink: ▲
Gravure ink:  – UV curing ink(offset): ▲
Silkscreen ink: ◭ UV curing ink(Flexo): ▲
Coating Water based industrial paint: – Powder Coatings: ▲
Solvent based industrial paint: ▲ Automotive coatings: ◭
Water based decorative paint : – Wood coatings: ◭
Solvent based decorative paint: ◭ Amine curing epoxy coatings: ◭
Coil Coating: – Textile printing: –
Plastic PE: ◭ PA: –
PP: ◭ PC: –
PVC: ◭ Pom: –
ABS: △ Rubber: ◭
PUR: – Fibers: –

▲Very suitable    ◭Suitable   Δ Limited suitable    -Not suitable

Packing methods

25kgs craft bag with pallets; 7-8MT in 20’FCL