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High chroma, intense blue-violet hue with excellent lightfastness in non-acidic media.
Exceptional thermal stability up to 180°C, suitable for medium-temperature processing applications.
Low water solubility and high resistance to alkalis, ensuring color integrity in cementitious and plaster systems.
Finely dispersed particle size distribution for smooth incorporation and uniform tinting strength.
Non-toxic, sulfate-free formulation compliant with EN 71-3 and RoHS for safe handling and regulatory acceptance.
Architectural coatings and interior wall paints requiring clean, stable blue tones.
Cement-based products including colored mortars, stucco, and precast concrete elements.
Plaster and gypsum board finishes where alkaline resistance is critical.
Plastic compounds for rigid PVC profiles and polypropylene fibers (non-food contact).
Inks for decorative laminates and offset printing on alkaline substrates.
| Chemical Type | Sodium aluminosilicate with polysulfide chromophore |
| Product Form | Free-flowing dry powder |
| Appearance | Fine, homogeneous blue-violet powder |
| Primary Applications | Alkaline-compatible pigmentation for construction materials, coatings, and plastics |
| Key Features | Alkali-resistant, thermally stable, low water extractables |
| Benefits | Consistent batch-to-batch color, minimal flocculation, easy dispersion |
| pH Stability Range | 7.5–12.5 |
| Volatile Matter (105°C, 2 hrs) | ≤ 2.0 wt% |
Q1: What are the key performance advantages of Holliday 5002 compared to standard ultramarine pigments?
A: Holliday 5002 offers enhanced thermal stability and improved dispersion characteristics in polar resin systems, supporting consistent color development during high-shear compounding. Its optimized particle morphology also contributes to reduced flocculation tendency in demanding applications such as masterbatches and engineering thermoplastics.
Q2: Is Holliday 5002 suitable for use in food-contact plastics?
A: Holliday 5002 is formulated for non-food-contact industrial applications. It is not certified for direct food-contact use under major global regulatory frameworks, and users requiring food-safe colorants should consult Holliday’s dedicated food-grade pigment portfolio.
Q3: How does Holliday 5002 perform under UV exposure and weathering conditions?
A: As an inorganic ultramarine, Holliday 5002 exhibits inherent resistance to UV-induced fading in indoor applications. However, prolonged outdoor exposure—especially in humid or acidic environments—may lead to gradual color shift due to sulfate leaching; it is therefore recommended for interior or protected-use formulations rather than long-term exterior applications.
Q4: What types of polymer systems show optimal compatibility with Holliday 5002?
A: Holliday 5002 demonstrates strong compatibility with polyolefins (PP, PE), PVC, and ABS, particularly in rigid and semi-crystalline matrices. Performance in highly polar or hygroscopic resins (e.g., nylon, PET) may require tailored surface treatment or compatibilizer support to maintain dispersion stability.
Q5: What is the typical dosage range for achieving full chromatic strength in a polymer masterbatch?
A: Dosage depends on formulation requirements and desired opacity, but Holliday 5002 is typically used at low concentrations—generally ranging from 0.1% to 2% by weight—to achieve robust blue-violet hue intensity without compromising mechanical properties or processability.
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E-mail: wangxingqiang@ericwchem.com
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