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High chroma red-violet shade with excellent color strength and batch-to-batch consistency.
Optimized for electrostatic powder coating applications, delivering uniform dispersion and minimal agglomeration.
Excellent thermal stability up to 200 °C, supporting standard curing cycles without hue shift or degradation.
Low volatile organic compound (VOC) content, supporting compliance with stringent environmental and safety regulations.
Compatible with common polyester, polyacrylate, and hybrid powder coating resins.
Electrostatically applied thermoset powder coatings for architectural aluminum profiles.
Industrial powder coatings for appliances, furniture, and office equipment.
Functional and decorative coatings for automotive non-critical exterior trim components.
Coatings for metal packaging requiring high-gloss, lightfast red-violet aesthetics.
| Chemical Type | Organic pigment-based color paste |
| Product Form | Paste (non-dusting, ready-to-disperse) |
| Appearance | Smooth, homogeneous violet-red viscous paste |
| Primary Applications | Electrostatic powder coatings |
| Key Features | High dispersibility, low viscosity, electrostatic charge stability |
| Benefits | Reduced filter clogging, improved transfer efficiency, consistent film appearance |
| Storage Conditions | Store at 10–30 °C; protect from freezing and direct sunlight |
| Shelf Life | 24 months in original unopened container |
Q1: What is the primary application area for Hostatint Red Violet E-ER Color Paste?
A: This color paste is specifically developed for use in ethylene–vinyl acetate (EVA) and polyolefin-based hot melt adhesives, where high thermal stability and excellent dispersion are required during high-temperature processing.
Q2: Is this product suitable for food-contact adhesive formulations?
A: Hostatint Red Violet E-ER is designed to meet general regulatory expectations for indirect food contact applications in adhesives; however, final compliance depends on the complete formulation, processing conditions, and applicable regional regulations—validation by the end-user is essential.
Q3: How should this color paste be incorporated into hot melt adhesive systems?
A: It is typically added during the molten stage of adhesive compounding under controlled temperature and shear conditions to ensure homogeneous dispersion; pre-mixing with a portion of the base polymer or carrier resin is recommended for optimal performance.
Q4: Does this color paste offer resistance to migration in laminated structures?
A: Yes, its molecular design and optimized pigment dispersion provide good resistance to blooming and migration in multi-layer laminates, particularly when used within recommended dosage ranges and compatible resin systems.
Q5: What is the typical dosage range for achieving target shade intensity?
A: Dosage generally ranges from 0.1% to 2% by weight relative to the total adhesive formulation, depending on the desired color strength, substrate opacity, and processing parameters—fine-tuning is advised during pilot-scale trials.
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E-mail: wangxingqiang@ericwchem.com
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