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High chroma and excellent color strength for vibrant, consistent red shades.
Outstanding thermal stability suitable for high-temperature polymer processing up to 280 °C.
Good lightfastness and weather resistance in outdoor applications.
Low migration and bleed resistance in PVC, polyolefins, and engineering plastics.
Optimized dispersibility for efficient incorporation into masterbatches and compounded systems.
Polyvinyl chloride (PVC) profiles and window frames.
Polypropylene (PP) and polyethylene (PE) automotive interior parts.
Engineering plastics including ABS and polycarbonate for consumer electronics housings.
Flexible and rigid packaging films requiring FDA-compliant colorants.
Household appliances and durable goods requiring long-term color retention.
| Chemical Type | Organic pigment — Benzimidazolone derivative |
| Product Form | Free-flowing powder |
| Appearance | Reddish-orange free-flowing powder |
| Primary Applications | PVC, polyolefins, engineering plastics, masterbatches |
| Key Features | Thermal stability, low migration, high tinctorial strength |
| Regulatory Compliance | EU REACH registered; compliant with FDA 21 CFR §178.3297 for food-contact plastics |
| Particle Size (D50) | Approx. 0.12–0.16 µm |
| Heat Resistance | Up to 280 °C (short-term), 240 °C (continuous) |
Q1: What is the primary application area for Renol Red F5RK-HW 30?
A: Renol Red F5RK-HW 30 is specifically developed for high-performance coloration of polyolefin-based masterbatches and compounds, with strong suitability for injection molding, blow molding, and extrusion applications where heat stability and dispersion efficiency are critical.
Q2: How does this pigment perform under high-temperature processing conditions?
A: As a thermally stable organic pigment, Renol Red F5RK-HW 30 demonstrates excellent resistance to degradation during standard polyolefin processing temperatures, maintaining consistent hue and minimal color shift even in extended residence time scenarios.
Q3: Is Renol Red F5RK-HW 30 suitable for food-contact applications?
A: This grade is designed for non-food-contact industrial applications. For food-contact use, Clariant offers separately evaluated and compliant pigment variants—please consult technical service for appropriate regulatory-assessed alternatives.
Q4: What is the recommended dosage range for optimal performance?
A: Dosage depends on the desired shade intensity and base polymer characteristics, but typical usage generally ranges from 0.1% to 2% by weight in polyolefin masterbatches, with efficient dispersion achievable using standard compounding equipment.
Q5: How should Renol Red F5RK-HW 30 be handled and stored to maintain quality?
A: Store in original sealed packaging in a cool, dry place away from direct sunlight and sources of heat or moisture. Avoid exposure to high humidity during handling to prevent agglomeration and ensure consistent feeding in gravimetric dosing systems.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
