Phthalo Blue 15:1 - Deep Blue Pigment for Paint and Coatings

Phthalo Blue 15:1 is a premium-grade copper phthalocyanine pigment renowned for its intense deep blue hue, exceptional stability, and versatility across coating systems. Engineered with advanced surface treatment technology, this pigment combines superior color strength with unmatched dispersion properties, making it ideal for applications demanding precise color matching, durability, and process efficiency.

‌Core Performance Advantages‌

‌Brilliant Chromatic Properties‌

• Vibrant blue shade (CIE Lab*: L* 25±1, a* 12±1, b* -45±1) with high tinting strength
• Metamerism index <0.5 under multiple light sources (D65, A, F11)
• 99% color consistency across production batches

‌Optimized Dispersion‌

• Achieves Hegman grind fineness ≤5 μm in 25-minute dispersion cycles (ASTM D1210)
• Low viscosity impact: ≤7% increase at 12% pigment loading in acrylic/epoxy hybrids
• 97% dispersion stability after 30-day storage (ISO 8780-6)

‌Durability & Resilience‌

• ΔE <1.5 after 2,000-hour Xenon arc exposure (ISO 16474-2)
• Thermal resistance up to 280°C (DIN 53775)
• Chemical inertness to acids, alkalis (pH 2–12), and solvents (ASTM D1308)

‌Application Excellence‌

‌Automotive Coatings‌

• Meets GMW 14872 adhesion standards for e-coat/primer systems
• Enables metallic effects with ≤0.6% flocculation in 1K polyurethane clears
• Passes VDA 621-415 stone chip resistance ≥Class 3

‌Industrial Protective Coatings‌

• Zinc-rich primers achieve 93% cathodic protection efficiency (ASTM D610)
• Compatible with inorganic zinc silicates (350°C service temperature)
• Reduces mud-cracking in high-build epoxy coatings (≥400 μm DFT)

‌Architectural Paints‌

• Exceeds AAMA 2605 specifications for exterior architectural metals
• 98% UV absorption (300–380 nm) for long-term fade resistance
• Fungal growth resistance (ASTM D3273) in humid climates

‌Printing Inks‌

• Gravure inks achieve 2.0–2.4 optical density at 10% loading on BOPP films
• UV-curable flexo inks cure fully at 200 mJ/cm² (UV-A)
• Solvent resistance meets ISO 2836 rub-fastness standards

‌Technical Specifications‌

• ‌Color Index‌: C.I. Pigment Blue 15:1
• ‌CAS No.‌: 147-14-8
• ‌Chemical Structure‌: Stabilized α-form Copper Phthalocyanine
• ‌Oil Absorption‌: 34–38 g/100g (ISO 787-5)
• ‌BET Surface Area‌: 75–90 m²/g
• ‌Volatile Content‌: ≤1.0% (105°C, ISO 787-2)
• ‌Particle Size‌: D90 <1.2 μm (laser diffraction)

‌Formulation Guidelines‌

‌Waterborne Systems‌

• Pre-disperse with 5–7% acrylic copolymer dispersant
• Mill using 0.4 mm ceramic beads to Hegman 6+
• Stabilize with 0.4% associative thickener (pH 8.0–8.5)

‌Solvent-Based Coatings‌

• Combine with 1.5% modified polyamide anti-settling agent
• Enhance flow using 0.2% fluorosurfactant
• Optimize gloss with 0.5% micronized wax additive

‌Plastics & Masterbatches‌

• Pre-mix with 2% polyethylene carrier resin for even distribution
• Compatible with PP, PE, and ABS processing (200–260°C)
• ≤0.8 ΔE shift after 1,000 hours QUV exposure

‌Regulatory & Sustainability‌

• REACH/SCIP compliant with full supply chain transparency
• FDA 21 CFR 175.300 compliant for indirect food contact
• Halogen content <800 ppm (IEC 62321-7 certified)
• 30% reduced carbon footprint in manufacturing vs. conventional phthalo blues

‌Packaging & Storage‌

Supplied in 25 kg moisture-resistant multi-layer bags with RFID tracking. Bulk orders available in 500 kg UN-certified containers featuring desiccant packs. Store at 10–30°C (RH <60%); shelf life 48 months from production.

‌Technical Support‌

• Custom color matching with spectral reflectance profiling
• Accelerated weathering reports (QUV, Xenon arc, salt spray)
• Rheology optimization using viscometry and DFT analysis

Phthalo Blue 15:1 sets the industry benchmark for deep blue pigments, delivering unmatched color depth and technical performance. Its engineered surface properties ensure rapid dispersion and stability in both traditional and emerging coating technologies, while maintaining compliance with global environmental standards. 

Fastness Properties ( 5=Excellent, 1=Poor)

Application:

Phthalocyanine blue is widely used in painting, paint, ink, plastic, leather, paint, printing paste and other coloring fields.

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