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High chroma and excellent red-shade brilliance in plastics and coatings.
Outstanding thermal stability up to 280 °C, suitable for demanding polymer processing.
Good lightfastness and weather resistance in outdoor applications.
Excellent dispersibility in polyolefins, PVC, and engineering thermoplastics.
Low migration behavior, meeting stringent regulatory requirements for food-contact and toy applications.
Polyolefin injection molding and blow molding (e.g., automotive interior parts).
PVC profiles and rigid sheets for architectural and construction use.
Engineering plastics including ABS and polycarbonate for consumer electronics housings.
Masterbatch formulations for color concentrates in flexible packaging films.
Industrial coatings requiring high-gloss, durable red shades.
| Chemical Type | Quinacridone derivative |
| Product Form | Free-flowing powder |
| Appearance | Red-violet fine powder |
| Primary Applications | Plastics (polyolefins, PVC, ABS), industrial coatings |
| Key Features | Thermal stability, low migration, high tinctorial strength |
| Regulatory Compliance | EU REACH registered; compliant with FDA 21 CFR §178.3297 (for polymers) |
| Particle Size (D50) | Approx. 0.08–0.12 µm (by laser diffraction) |
| Specific Surface Area | 45–55 m²/g (BET method) |
Q1: What is the primary chemical class and typical hue of Hostaperm H3G?
A: Hostaperm H3G is a high-performance perylene-based organic pigment, offering a clean, bluish-red shade with excellent chroma and strong tinting strength in demanding applications.
Q2: Is Hostaperm H3G suitable for use in food-contact plastics?
A: Hostaperm H3G is not approved for direct food-contact applications under major global regulatory frameworks. It is intended for non-food-contact industrial and decorative uses, including automotive coatings, industrial plastics, and specialty inks.
Q3: How does Hostaperm H3G perform in terms of thermal stability and weather resistance?
A: This pigment exhibits very good thermal stability—suitable for standard polymer processing conditions—and outstanding lightfastness and weather resistance, making it well-suited for exterior applications requiring long-term color retention.
Q4: What are common dispersion methods for optimal performance in plastics and coatings?
A: Optimal dispersion is typically achieved using high-shear compounding in plastics or bead milling in liquid systems. Pre-dispersed preparations (e.g., in carrier resins or pastes) are recommended to ensure uniform distribution and maximize coloristic and rheological properties.
Q5: Can Hostaperm H3G be used in combination with other pigments or effect pigments?
A: Yes, Hostaperm H3G demonstrates good compatibility with many conventional organic and inorganic pigments, as well as metallic and pearlescent effect pigments—enabling formulation flexibility for custom shades and special effects in high-end coatings and plastics.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
