Engineered specifically for multi-layer co-extrusion blown film lines, high-speed injection molding, and complex polyolefin extrusion applications.
Understanding the interfacial dynamics, melt flow matching, and active additive dispersion in 3-layer, 5-layer, and 7-layer polyethylene film structures.
Multi-layer co-extrusion requires precise Melt Flow Index (MFI) matching between core resin matrices and carrier masterbatches. Mismatched shear rates lead to interfacial instabilities, bambooing, and inter-layer delamination under high die-head pressures.
Utilizing continuous twin-screw compounding with high L/D ratios, our masterbatches achieve sub-micron primary pigment dispersion (< 0.5 μm). This guarantees zero filter blockage, minimal pressure spikes, and bubble stability during ultra-thin film blowing.
Formulated with primary phenolic antioxidants and secondary phosphite stabilizers, our masterbatches withstand processing temperatures up to 260°C without thermal degradation, color shifting, or volatile organic compound (VOC) off-gassing.
| Property Parameter | Test Method / Standard | White Masterbatch | Black Masterbatch | Color Masterbatch Series |
|---|---|---|---|---|
| Pigment Loading (%) | ISO 3451-1 / Gravimetric | 50% - 70% Titanium Dioxide (Rutile) | 30% - 50% High-Jetness Carbon Black | 20% - 45% Organic/Inorganic Pigments |
| Melt Flow Index (MFI) | ASTM D1238 (190°C / 2.16 kg) | 5.0 - 25.0 g/10 min | 2.0 - 18.0 g/10 min | 8.0 - 30.0 g/10 min |
| Filter Pressure Value (FPV) | EN 13900-5 (14 μm mesh) | < 0.3 bar/g | < 0.5 bar/g | < 0.8 bar/g |
| Carrier Resin Compatibility | FTIR Spectroscopy | LDPE / LLDPE / mLLDPE / PP | LDPE / LLDPE / HDPE | Universal PE / PP Polymer Matrix |
| Thermal Stability (°C) | TGA / DIN 53772 | Up to 280°C | Up to 300°C | 240°C - 260°C |
| Light Fastness (Blue Wool Scale) | ISO 105-B02 | Grade 7 - 8 | Grade 8 | Grade 6 - 8 |
Analyzing regional demand drivers, sustainability mandates, and Changzhou Jiazhou's competitive manufacturing advantages.
With stringent mandates under the EU Packaging and Packaging Waste Regulation (PPWR), flexible packaging converters require masterbatches that support Post-Consumer Recyclate (PCR) incorporation without sacrificing film clarity or tensile strength. Our non-migrating, highly dispersed masterbatches offset dark PCR base tones and maintain chemical compliance under REACH regulations.
The expansion of automated Form-Fill-Seal (FFS) systems for chemical resin and agricultural fertilizer shipping sacks demands exceptional slip-control and anti-block performance. Jiazhou's specialized multi-layer PE masterbatches ensure optimized coefficient of friction (COF < 0.2) combined with high opacity for solar UV resistance.
High-tech greenhouse films and agricultural mulch films in expanding markets require light-stabilized masterbatches containing Hindered Amine Light Stabilizers (HALS) and nickel quenchers. Our formulations withstand intense UV exposure and pesticide sulfur degradation for up to 36 months of outdoor life.
Leveraging Changzhou's strategic industrial ecosystem, Jiazhou operates 6,000 m² of automated twin-screw extrusion lines with an annual capacity exceeding 20,000 metric tons. By maintaining in-house spectrophotometry and rheological labs, we offer custom color matching within 72 hours and global shipment fulfillment in under 15 days.
Discover how custom masterbatch formulations optimize performance in multi-layer film structures.
Layer Architecture: PE / Tie / EVOH / Tie / PE / PE / PE
Masterbatch Role: High-opacity PE White Masterbatch with non-migrating slip agents incorporated into the outer skin layers (Layer 1 & 7). Ensures zero migration into food contact zones, high seal integrity, and excellent barrier protection against light-induced oxidation.
Layer Architecture: 3-Layer ABA Structure
Masterbatch Role: Black Masterbatch with P-type Carbon Black loaded in core layer B for cost reduction and opacity, combined with UV-stabilized White Masterbatch in outer skin layer A for high-contrast branding and heat reflection during outdoor storage.
Layer Architecture: 5-Layer ABCBA Co-Extrusion
Masterbatch Role: High-tack and anti-fog additive masterbatch integrated into internal layers to prevent moisture condensation, coupled with color masterbatch engineered to maintain tensile elongation (>600%) without pinhole tearing.
Adhering to international safety, environmental, and industrial standards for global market access.
Formulated in compliance with FDA 21 CFR 177.1520 for safe direct food contact packaging applications.
Strict adherence to Specific Migration Limits (SML) and non-containment of SVHC (Substances of Very High Concern).
Zero heavy metals (Lead, Cadmium, Mercury, Hexavalent Chromium) verified by independent SGS testing.
Full batch-to-batch colorimetric consistency with spectrophotometer Delta E (ΔE) control under 0.5.
Pioneering functional masterbatches for biodegradable polyolefins and smart responsive packaging.
Developing specialized compatibilizing masterbatches that neutralize odor, cross-link degraded PCR chains, and mask irregular gel formations in recycled multi-layer streams.
Expanding carrier compatibility to PLA, PBAT, and PHA polymers, allowing multi-layer film converters to produce fully certified home-compostable barrier films.
Integrating nano-scale ceramic additives into masterbatches to block Near-Infrared (NIR) thermal radiation in agricultural and construction film co-extrusion.
Addressing critical challenges in masterbatch compounding, rheology, and co-extrusion processing.
Discover our full spectrum of anti-fading, weather-resistant, and high-concentration polyolefin colorants.
