Perylene Pigment Black 31 for plastics, masterbatch, fiber drawing, perylene
1. Product Name
Pigment Black 31
[Chemcial Name] 2,9-bisƒ-phenylethyl)-Anthra[2,1,9-def:6,5,10-d',e',f'-]diisoquinoline-1,3,8,10ƒH,9H)-tetrone
[Specification]
Appearance: Black powder
Shade: Similar to standard sample
Strength: 100±5 %
Moisture: ≤1.0%
[Structure]
[Molecular Formula] C40H26N2O4
[Molecular Weight] 598.68
[CAS No] 67075-37-0
Pigment Black 31 (CAS 67075-37-0) is a perylene-based black organic pigment with the formula C₄₀H₂₆N₂O4. It offers outstanding chemical resistance, heat stability, and insolubility in water/organic solvents. Key properties include density (1.43 g/cm³), oil absorption (379 g/100g), and high color fastness, making it suitable for premium coatings, inks, and plastics.
3. Product Description
This pigment is a black powder (MW:598.65) renowned for its exceptional durability:
Chemical Resistance: Stable against acids, alkalis, and heat, with no solubility in common solvents.
High Performance: Surface area of 27 m²/g ensures excellent dispersion and opacity.
Eco-Friendly: Heavy-metal-free, compliant with industrial safety standards.
Ideal for applications requiring deep black shades and long-term stability, such as automotive coatings and engineering plastics.
4. Applications
Coatings: Automotive OEM paints, transparent wood stains, and glass coatings.
Inks: Packaging inks, fiber-tip pens, and rollerball inks for high gloss and settling resistance.
Plastics/Rubber: Engineering plastics (e.g., electronics housings) and synthetic fibers.
Specialty Uses: Artists’ paints and anti-counterfeiting inks.
Why Choose Pigment Black 31?
Performance-Driven: Outperforms carbon blacks in dispersibility and chemical resistance.
Sustainable: Aligns with green chemistry principles—no heavy metals, low VOC emission potential.
Cost-Efficient: High tinting strength reduces dosage requirements, optimizing formulation costs
