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High chroma and excellent color strength with consistent batch-to-batch reproducibility.
Outstanding lightfastness and weather resistance suitable for demanding outdoor applications.
Good dispersibility in water-based and solvent-based systems without requiring additional grinding.
Thermally stable up to 180°C, maintaining color integrity during processing and drying.
Low volatile organic compound (VOC) content, supporting compliance with modern environmental regulations.
Architectural and industrial waterborne coatings.
Automotive refinish and OEM coating systems.
Plastic masterbatches for polyolefins and PVC.
Printing inks for packaging and publication gravure/flexo applications.
Wood stains and transparent decorative finishes.
| Chemical Type | Copper phthalocyanine pigment (β-phase) |
| Product Form | Concentrated aqueous color paste |
| Appearance | Homogeneous blue paste, free of visible grit or separation |
| Primary Applications | Water-based coatings, plastic coloration, printing inks |
| Key Features | High tinting strength, excellent dispersion stability, non-bleeding |
| Benefits | Reduced formulation complexity, improved color consistency, extended shelf life |
| pH Value (25°C) | 7.5–8.5 |
| Storage Temperature | 5–35°C; protect from freezing and direct sunlight |
Q1: What types of resins and polymer systems is this color paste compatible with?
A: Yingcai Chroma-chem 844 demonstrates good compatibility with a broad range of thermoplastic and thermosetting systems, including PVC, ABS, PS, polyolefins (PP/PE), and acrylics. It is formulated for stable dispersion and minimal impact on melt rheology in standard compounding processes.
Q2: Is this product suitable for applications requiring high lightfastness and weather resistance?
A: Yes — as a phthalocyanine-based blue pigment paste, Chroma-chem 844 offers excellent lightfastness and inherent UV stability. It is widely used in outdoor-facing applications where long-term color retention under natural exposure is critical.
Q3: How should the paste be incorporated into masterbatch or final compound formulations?
A: The paste is designed for direct addition during extrusion or high-shear mixing. For optimal dispersion, it is recommended to introduce the paste early in the process, followed by sufficient residence time and mechanical energy input. Pre-dilution with carrier resin may be beneficial depending on system viscosity.
Q4: Does this color paste contain heavy metals or restricted substances?
A: Chroma-chem 844 is manufactured without intentional addition of lead, mercury, cadmium, or hexavalent chromium, and conforms to current industry expectations for general-purpose industrial colorants. Specific regulatory compliance should be verified against applicable regional requirements and end-use specifications.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
