RE420MO
Polypropylene Random Copolymer
High-performance transparent polypropylene for rigid packaging and housewares applications
MFR: 13 g/10min
Medium flow rate for versatile processing
Executive Summary
Borealis/Borouge RE420MO is a specially modified polypropylene random copolymer (PP-R) engineered for high-performance applications, primarily in the rigid packaging and housewares sectors. It combines exceptional optical performance with versatile processing capabilities.
Material Science
Random copolymer structure with ethylene incorporation for enhanced transparency and impact resistance
Additive Package
Sophisticated nucleating and demolding agents for high-speed manufacturing cycles
Market Position
Premium, versatile solution for applications requiring aesthetic appeal and mechanical reliability
Key Performance Attributes
Optical Excellence
High Transparency
90% visible light transmission for crystal-clear appearance
Superior Gloss
Enhanced surface finish for premium aesthetic appeal
Low Blooming
Stable surface with minimal additive migration
Mechanical Balance
Stiffness/Impact Balance
Optimal rigidity with excellent impact resistance
Excellent Hinge Properties
Durable living hinge capability for integrated designs
Temperature Performance
Maintains properties at refrigerator temperatures
Technical Specifications
Key Properties
Technical Data
| Property | Value | Standard |
|---|---|---|
| Density | 0.905 g/cm³ | ISO 1183-1 |
| MFR (230°C/2.16kg) | 13 g/10min | ISO 1133-1 |
| Flexural Modulus | 1150 MPa | ISO 178 |
| Tensile Stress at Yield | 28 MPa | ISO 527-2 |
| Charpy Impact (23°C) | 6.0 kJ/m² | ISO 179 |
| HDT (0.45 MPa) | 75°C | ISO 75-2 |
| Light Transmission | 90% | - |
| Melting Range | 130-170°C | - |
Applications
Rigid Packaging
Food containers, ready-meal trays, sweet-boxes, transparent pails
Caps & Closures
Screw-on lids, press-on closures, flip-top designs
Housewares
Storage containers, drawer organizers, multi-compartment bins
Bottles
Sports bottles, drinking bottles via ISBM process
Key Enabling Properties by Application
Food Contact Applications
- Excellent organoleptic properties
- Minimal taste and odor transfer
- Food contact compliance
- Refrigerator temperature performance
Premium Housewares
- Crystal-clear appearance
- High-gloss finish
- Exceptional durability
- Living hinge capability
Processing Guidelines
Injection Molding Parameters
Critical Processing Insights
Mold Temperature Trade-off
Lower temperatures (12-20°C) maximize productivity. Higher temperatures (30-40°C) optimize part quality and aesthetics.
High-Speed Processing
Nucleating agents enable reduced cycle times while maintaining superior optical properties.
Demolding Advantage
Integrated demolding agents facilitate clean ejection and reduce surface defects.
Recommended Conversion Techniques
Injection Molding
Optimized for high-speed, high-volume production of rigid articles
Injection Stretch Blow Molding (ISBM)
Suitable melt strength for transparent bottle production
Competitive Positioning
vs. High-Flow Grades
Better impact resistance and melt strength while maintaining excellent flow properties
vs. Healthcare Grades
Optimized for consumer packaging with superior optical properties
vs. Specialty Grades
Balanced performance for mainstream applications with cost-effectiveness
Safety & Compliance
Regulatory Compliance
Food Contact Approved
EU Commission Regulation (EU) 10/2011 and US FDA 21 CFR 177.1520
International Standards
REACH, California Prop 65, SVHC compliance
Medical Use Disclaimer
Not intended for medical, pharmaceutical or healthcare applications
Safety Considerations
Combustible Dust
Requires proper ventilation and ignition source control
Thermal Burns
Processing temperature 210-260°C requires safety precautions
Storage
Store below 50°C, protect from UV light and moisture