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High chroma and excellent color strength for vibrant, consistent red shades.
Outstanding thermal stability suitable for high-temperature processing up to 280 °C.
Good lightfastness and weather resistance in demanding outdoor applications.
Low volatility and minimal migration, ensuring color integrity in polymer matrices.
Optimized particle size distribution for enhanced dispersion and gloss retention.
Polyolefin packaging films and containers (e.g., PP, HDPE).
Automotive interior plastics including dashboards and trim components.
Household appliances requiring durable, heat-stable coloring.
Engineering plastics such as ABS and PS for consumer electronics housings.
Masterbatch formulations for injection molding and extrusion processes.
| Chemical Type | Azo pigment (disazo) |
| Product Form | Free-flowing powder |
| Appearance | Reddish-brown powder |
| Primary Applications | Polyolefins, engineering thermoplastics, masterbatches |
| Key Features | Thermal stability, dispersion performance, low extractables |
| Benefits | Color consistency, process robustness, regulatory compliance (EU REACH, FDA non-contact) |
| Density | ~1.5 g/cm³ |
| Particle Size (D50) | 0.1–0.3 µm |
Q1: What is the primary application field for Graphtol Red HFG pigment?
A: Graphtol Red HFG is specifically developed for high-performance gravure and flexographic inks used in packaging applications, including food packaging where regulatory compliance and low migration potential are critical.
Q2: Is Graphtol Red HFG suitable for use in food-contact inks?
A: Yes — Graphtol Red HFG is formulated to meet stringent requirements for food-contact printing inks. It is designed for low extractability and compatibility with common ink resins and solvents used in regulated packaging systems.
Q3: How does Graphtol Red HFG differ from standard Graphtol Red grades?
A: Graphtol Red HFG features enhanced heat stability and improved dispersibility in solvent-based and UV-curable ink systems, supporting high-speed printing and offering superior gloss and color consistency compared to conventional grades.
Q4: What are typical dosage levels when using Graphtol Red HFG in ink formulations?
A: Dosage depends on formulation requirements and desired color strength, but it is typically used at low concentrations — generally ranging from 0.1% to 2% by weight in finished ink systems.
Q5: Does Graphtol Red HFG require special dispersion or stabilization during ink manufacturing?
A: While Graphtol Red HFG exhibits good compatibility with common ink vehicles, optimal performance is achieved using standard high-shear dispersion techniques and appropriate stabilizers — as recommended for high-purity organic pigments in gravure/flexo systems.
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E-mail: wangxingqiang@ericwchem.com
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