ExxonMobil LL 5100.09 LLDPE Resin
ExxonMobil LL 5100.09 is a LLDPE resin designed for good processability and blending by ExxonMobil, applied in plastic injection molding and blown film extrusion.
Physical Properties
- Density: As per ASTM D1505, the density of LL 5100.09 is 0.925 g/cc (0.0334 lb/in³). This density balances stiffness and flexibility, facilitating effective blending with various additives during production.
- Melt Flow: Tested per ASTM D1238, LL 5100.09 has a 20 g/10 min melt flow rate at 190 °C, 2.16 kg load, ensuring good processability for product manufacturing.
Polymer Properties:
- Base Material: Linear Low – Density Polyethylene (LLDPE).
- Modification Features:
- It offers great processability and is easy to blend, facilitating efficient production processes.
- Its granular form enables seamless combination with additives for enhanced product performance.
Applications:
Makes it suitable for a variety of applications, primarily in flexible film production. Below are its primary applications with detailed descriptions and supporting data where available.
- Flexible Packaging Films
ExxonMobil™ LLDPE LL 5100.09: Extensively used in blown film processes to produce flexible packaging films for food and non-food items. Its excellent drawdown and tensile properties make it ideal for:- Food Packaging: Used in applications such as bread bags, produce bags, and freezer films due to its clarity, toughness, and sealability.
- Non-Food Packaging: Suitable for garment films, shoppers, and general packaging films where durability and flexibility are critical.
- Industrial Liners and Heavy-Duty Bags
The resin’s toughness and processability: Make it a preferred choice for industrial liners and heavy-duty bags, such as refuse bags, industrial packaging, and heavy-duty sacks for agricultural and industrial goods.- Industrial Liners: Used in liners for containers and bins, providing puncture resistance and flexibility.
- Heavy-Duty Bags: Ideal for packaging soil, gravel, and fertilizers due to its high toughness and ability to withstand rough handling.
- Agricultural Films
LL 5100.09: Used in agricultural applications such as mulch films and greenhouse covers, where its durability and additive compatibility are advantageous.- Mulch Films: Provides strength and flexibility to withstand environmental stresses like wind and UV exposure (when blended with UV stabilizers).
- Greenhouse Covers: Offers good clarity and toughness for light transmission and durability in outdoor conditions.
- Blend Partner for Enhanced Film Properties
LL 5100.09: Frequently used as a blend partner with LDPE or HDPE to improve film properties such as processability, clarity, and toughness.- LDPE Blends: Enhances clarity and drawdown while maintaining flexibility.
- HDPE Blends: Improves toughness and impact resistance without sacrificing stiffness.
Technical Advantages
The following technical advantages make LL 5100.09 a preferred choice for the above applications:
- Ease of Blending: The granular for
- m ensures uniform mixing with additives, reducing processing issues and improving film quality.
- Processability: Low melt pressure and good bubble stability in blown film extrusion lead to higher throughput and fewer defects.
- Versatility: Compatible with both blown and cast film operations, expanding its application range.
- Cost-Effectiveness: Offers a balance of performance and affordability, making it suitable for high-volume applications.
Supporting Evidence
- ExxonMobil’s LLDPE portfolio is noted for its toughness, processability, and suitability for flexible film applications, including packaging and industrial liners.
- LL 5100.09 is specifically designed for good processability and ease of blending, with applications in blown film extrusion for packaging and agricultural films.
Similar butene LLDPE resins (e.g., LL 1001 Series) exhibit comparable tensile, tear, and impact properties, supporting the performance claims for LL 5100.09.