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High thermal stability suitable for demanding processing conditions up to 280 °C.
Excellent lightfastness and weather resistance, meeting ISO 105-B02 and ISO 105-A02 standards.
Outstanding dispersibility in both solvent-based and water-based systems.
Good migration resistance in PVC and polyolefin applications.
ECO PASSPORT by OEKO-TEX® certified, supporting sustainable manufacturing requirements.
Automotive coatings requiring high durability and color consistency.
Engineering plastics including ABS, PS, and PC for interior and exterior components.
PVC profiles and rigid sheets for window frames and construction materials.
Industrial powder coatings exposed to UV and thermal stress.
Masterbatch formulations for polypropylene and polyethylene packaging films.
| Chemical Type | Disazo pigment (C.I. Pigment Orange 34) |
| Product Form | Free-flowing powder |
| Appearance | Orange-red powder with bluish undertone |
| Primary Applications | Plastics, coatings, and printing inks |
| Key Features | High tinctorial strength, excellent heat stability, low volatility |
| Benefits | Consistent batch-to-batch color, minimal filter clogging, broad compatibility |
| Regulatory Compliance | REACH registered; compliant with EU Directive 2002/61/EC |
| Storage Conditions | Store in cool, dry place away from direct sunlight and moisture |
Q1: What is the primary chemical class of Novoperm Orange HL?
A: Novoperm Orange HL is a high-performance perylene-based organic pigment, known for its excellent lightfastness, thermal stability, and resistance to migration in demanding polymer applications.
Q2: Is this pigment suitable for food-contact plastics?
A: Novoperm Orange HL is not pre-approved for direct food-contact applications under major global regulatory frameworks. Its use in food-contact plastics requires full formulation-level compliance assessment by the end-user, including evaluation of extraction behavior and regulatory alignment with applicable jurisdictional requirements.
Q3: How does Novoperm Orange HL perform in polypropylene (PP) during high-temperature processing?
A: This pigment demonstrates good thermal stability in PP up to typical melt-processing temperatures (e.g., 220–260 °C), with minimal color shift or decomposition when properly dispersed. Optimal performance depends on adequate dispersion quality and avoidance of prolonged residence time at peak temperature.
Q4: What is the recommended method for achieving optimal dispersion of Novoperm Orange HL in thermoplastics?
A: Best results are achieved using high-shear compounding techniques—such as twin-screw extrusion—with optimized screw configuration and residence time. Pre-dispersed concentrates (masterbatches) are widely used to ensure uniform distribution and maximize color strength and consistency.
Q5: Can Novoperm Orange HL be used in water-based inks or coatings?
A: While primarily engineered for high-temperature polymer systems, Novoperm Orange HL can be formulated into aqueous systems using appropriate dispersants and stabilization technologies. However, performance—especially gloss, transparency, and rheology—requires careful optimization and may differ significantly from solvent- or polymer-based applications.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
