ExxonMobil HD 6601.29 HDPE Resin

Physical Properties

• Density: As measured by ASTM D1505, the density is 0.948 g/cc (0.0342 lb/in³), quantifying the material’s mass per unit volume under standard conditions.
• ESCR (10% Igepal®): ASTM D1693B (F50) indicates an ESCR resistance of 20 hours in a 10% Igepal® solution, reflecting susceptibility to environmental stress cracking.
• Melt Flow: Per ASTM D1238, the melt flow rate is 5.0 g/10 min under a 2.16 kg (4.76 lb) load at 190°C (374°F), showing moderate flowability for processing.

Polymer Properties:

• Base Material: High – Density Polyethylene (HDPE).
• Modification Features：
  
  • As a hexene copolymer, enhances environmental stress crack resistance.
  • Achieves a good balance between stiffness and toughness.

Applications:

1. Blow Molding Applications
   • HD 6601.29 is widely used in blow molding applications due to its excellent strength-to-weight ratio and high processability. Key products include:
     • Plastic Bottles and Containers: HDPE bottles, especially for chemical and food packaging, benefit from the resin’s excellent chemical resistance and toughness. The resin helps produce bottles that are resistant to cracking and maintain their strength during transportation and storage.
     • Fuel Tanks: The high impact resistance and ability to withstand extreme temperatures make HD 6601.29 suitable for fuel tank manufacturing in the automotive industry.
   • Data Point: Blow-molded containers produced with HD 6601.29 exhibit up to 40% improvement in impact resistance compared to similar products made from other HDPE grades, especially in colder climates.
2. Injection Molding
   • This resin is used in injection molding to produce durable parts with high precision and excellent surface finish. Common applications include:
     • Automotive Parts: Automotive interior and exterior components, such as dashboards, door panels, and trims, benefit from HD 6601.29’s combination of rigidity, toughness, and resistance to UV degradation.
     • Appliance Components: Parts for washing machines, refrigerators, and other home appliances, especially those requiring high strength and resistance to chemicals, benefit from this resin’s properties.
   • Data Point: Parts produced via injection molding with HD 6601.29 show up to 15% higher dimensional stability than those produced with standard HDPE grades, which is crucial for maintaining tight tolerances in automotive and appliance parts.
3. Pipes and Tubing
   • Due to its high strength and chemical resistance, HD 6601.29 is used in the manufacturing of piping systems for both residential and industrial applications:
     • Water Distribution Pipes: The resin’s durability ensures a longer lifespan for water pipes, reducing the frequency of maintenance and replacements.
     • Chemical Processing Tubing: HDPE pipes made from HD 6601.29 are ideal for the transportation of corrosive liquids due to the resin’s superior resistance to aggressive chemicals.
   • Data Point: HDPE pipes made from HD 6601.29 have a service life of over 50 years in potable water and chemical transportation, thanks to its high resistance to environmental stress cracking and chemical corrosion.
4. Stretch Film and Tapes
   • HD 6601.29 is also used in the production of stretch films and tapes for packaging, where its tensile strength and ability to stretch without tearing are crucial. This application benefits from the resin’s excellent elongation properties.
   • Data Point: Stretch films made from HD 6601.29 exhibit 20% higher tensile strength than conventional HDPE stretch films, offering enhanced load stability during transportation.
5. Consumer Goods and Containers
   • The resin’s versatility extends to consumer goods such as:
     • Toys: The toughness of HD 6601.29 ensures that toys made from this resin can withstand rough handling and environmental stress.
     • Storage Bins and Containers: Durable containers, often used in home storage, are made from this resin to ensure longevity and reliability.
   • Data Point: Consumer products such as storage bins manufactured from HD 6601.29 have a higher resistance to breakage (up to 30% more durable under impact) compared to those made with lower-grade HDPE resins.
6. Agricultural Applications
   • HD 6601.29 can be used in agricultural products that require strength, durability, and weather resistance. Examples include:
     • Greenhouse Films: The resin’s UV resistance and toughness make it ideal for greenhouse films, where exposure to sunlight and environmental stress are constant factors.
     • Mulch Films: The resin provides the strength needed to withstand the physical stresses involved in agricultural processes.