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High chroma and excellent lightfastness for long-term color stability.
Outstanding thermal stability suitable for high-temperature processing up to 280 °C.
Good dispersibility in both polar and non-polar polymer matrices.
Low volatility and negligible migration in polyolefin and engineering thermoplastics.
Compliant with major global food-contact and toy-safety regulations (EU, US FDA, EN71-3).
Polypropylene (PP) and polyethylene (PE) injection-molded parts.
Automotive interior components requiring high UV resistance.
Household appliances with demanding color consistency requirements.
Technical films and extruded profiles for outdoor applications.
Engineering plastics including ABS, PC/ABS, and PBT compounds.
| Chemical Type | Phthalocyanine derivative (copper phthalocyanine-based) |
| Product Form | Free-flowing powder |
| Appearance | Intense greenish-blue crystalline powder |
| Primary Applications | Polyolefins, engineering thermoplastics, masterbatches |
| Key Features | High heat stability, low extractables, excellent dispersion |
| Benefits | Consistent batch-to-batch color, reduced pigment loading, minimal plate-out |
| Regulatory Status | EU REACH registered; compliant with ISO 8124-3 and ASTM F963 |
| Recommended Carrier | HDPE or PP-based carrier for masterbatch formulation |
Q1: What is the primary chemical class and typical hue profile of Heliogen K7104LW?
A: Heliogen K7104LW is a high-performance perylene-based organic pigment, offering strong blue-shade greenish-blue coloration with excellent chroma and clean undertone, suitable for demanding chromatic applications.
Q2: Is this pigment suitable for use in automotive coatings or high-temperature plastics processing?
A: Yes — Heliogen K7104LW exhibits very good thermal stability and lightfastness, making it well-suited for automotive topcoats and engineering thermoplastics such as polyamide and polyester, where resistance to processing heat and long-term outdoor exposure is required.
Q3: How does Heliogen K7104LW compare to phthalocyanine blues in terms of weathering and dispersion behavior?
A: Compared to standard copper phthalocyanine blues, K7104LW delivers superior UV resistance and reduced tendency toward flocculation in polar media, especially in solventborne and high-solid coating systems, due to its optimized surface treatment and molecular rigidity.
Q4: What are typical dosage ranges when using this pigment in industrial coatings?
A: Dosage depends on formulation requirements and desired opacity/tint strength, but it is typically used at low concentrations — generally ranging from 0.1% to 2% by weight — owing to its high tinctorial strength and efficient particle dispersion.
Q5: Can Heliogen K7104LW be used in food-contact compliant coatings?
A: While the pigment itself is not inherently restricted, regulatory compliance for food-contact applications depends on full formulation evaluation and applicable regional regulations; users must verify suitability through qualified toxicological assessment and official regulatory clearance prior to use.
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E-mail: wangxingqiang@ericwchem.com
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