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Croda’s Atmer 511, a patent - based anti - static agent from plant/synthetic sources, delivers long - term performance for polyolefins and styrenics, meeting amine - free chemical requirements.
Delivers long-lasting, stable antistatic performance with no degradation over product service life
Amine-free chemical formulation, suitable for sensitive polymer systems and food-contact applications
Dual-source (plant/synthetic) design for flexible processing compatibility with diverse manufacturing technologies
Specifically optimized compatibility with polyolefins and styrenics materials
Ideal for polyolefin and styrenics substrates including PE, PP, PS, ABS and other polyolefin/styrenics-based products
Suited for daily-use plastic products, industrial components, and packaging materials requiring long-term static control
Complies with strict amine-free chemical specifications for high-end electronic materials, medical devices, and food packaging
Model | Atmer 511 |
Component | Patent (plant/synthetic) |
Form (25℃) | Crystal grains |
Source | Plant/synthetic |
Notes | For long - term performance & amine - free needs |
Q1: What is the primary mechanism of antistatic action for Atmer 511?
A: Atmer 511 functions primarily through surface migration and moisture absorption—its hydrophilic ethoxylated structure attracts ambient humidity to form a conductive layer on the polymer surface, thereby dissipating static charges effectively.
Q2: Is Atmer 511 suitable for use in polyolefin-based packaging films?
A: Yes—Atmer 511 is widely used in polypropylene (PP) and polyethylene (PE) films, where it provides effective static control without compromising clarity, seal integrity, or downstream processing performance.
Q3: How does temperature affect the performance of Atmer 511 in extruded applications?
A: Atmer 511 demonstrates good thermal stability during standard polymer processing, including extrusion and injection molding. Its performance remains consistent across typical melt-processing temperatures for polyolefins and engineering thermoplastics.
Q4: Can Atmer 511 be used in food-contact applications?
A: Atmer 511 is formulated for compatibility with food-contact plastics under general regulatory frameworks; however, final compliance depends on the full formulation, processing conditions, and applicable regional requirements—users should conduct appropriate regulatory assessment for their specific application.
Q5: What is the typical dosage range for optimal antistatic performance?
A: Dosage is formulation-dependent, but Atmer 511 is typically used at low concentrations—generally ranging from 0.1% to 2% by weight—depending on polymer type, processing method, and required surface resistivity reduction.
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