SABIC LLDPE Linear Low-Density Polyethylene

SABIC LLDPE (Linear Low-Density Polyethylene) is designed for a range of polyethylene processing applications, particularly the production of flexible films and packaging materials. Depending on the grade, it can provide a combination of mechanical strength, flexibility, puncture resistance, and reliable processing performance.

LLDPE is produced by copolymerizing ethylene with alpha-olefins, such as 1-butene, 1-hexene, or 1-octene. Its molecular structure features a linear backbone with short-chain branches, which influence density, crystallinity, and overall material properties. Compared with conventional LDPE, LLDPE generally offers strong tensile performance and good resistance to tearing and puncturing, making it suitable for applications that require durable, lightweight films.

Popular SABIC LLDPE Grades

Item	Main Grades
Film Grade	118LJ, 118NE, 118NJ, 118NJA, 118NM, 118WJ, 118WJA, 118WM , 118WSJ, 118ZJ, 119NJ, 119ZJ , 120NT, 120WJ, 121WJ, 122NJ , 122WJ, 128CNJ, 218B, 218BE, 218BJ, 218NF, 218NJ, 218NJA, 218NT, 218WJ, 218WJA, 218WM, 219NJ, 219ZJ, 220HT, 220NT, 220WT, 221WT, 222NJ, 222WF, 222WJ, 222WT, 318BE, 318BJ, 318BJA, 319BJ, 320BJ, 518NJ, 518NT, 6118LE, 6118NSF, 6135NE, 6318BE, 6318BJ, 6335BE, 6821NE, 6821NJ, 726NE, 920NT, 926NT, BX202, C2820T
Injection molding	M13024T, M200024, M200024T, M300024, M500026, M500026T, M50022T, MG200024, MG500026
Extrusion applications	P438J
Pipeline applications	P1600A, R40039E, R50035, R50035E, R50035EE, RG50035

What Are The Primary Applications?

Flexible Packaging Films. The selected grades are suitable for producing shopping bags, garbage bags, packaging liners, industrial bags, and flexible packaging films. When selecting a grade, manufacturers should evaluate tensile strength, puncture resistance, tear strength, and heat-sealing performance to meet specific application requirements.
Stretch Film and Heavy-Duty Packaging. Selected grades support the production of pallet stretch film, heavy-duty sacks, and industrial liners. Manufacturers should assess stretchability, load retention, tear resistance, and film thickness to identify the most suitable grade for their applications.
Agricultural Films. Depending on the grade and formulation, Sabic LLDPE can be used in greenhouse covers, mulch films, and other agricultural film products. Outdoor applications require additional evaluation of UV resistance, weatherability, and expected service life.
Multilayer and Coextruded Films. Some grades can serve as components in multilayer film structures. Blending or combining LLDPE with LDPE, HDPE, or other compatible polymers can help balance flexibility, stiffness, sealing performance, and mechanical strength. Process trials are necessary to establish suitable material combinations and layer structures.

How to Select the Right LLDPE Resin

Match the Resin to the Processing Method. For blown film extrusion, evaluate melt strength, bubble stability, processing consistency, and the mechanical properties of the finished film. For cast film production, consider cooling behavior, gauge uniformity, surface characteristics, and the intended application.
Define the End-Use Requirements. Different products place different demands on the resin. Heavy-duty packaging often prioritizes puncture and tear resistance, while shopping bags require a balance of strength and flexibility. Agricultural films may need additional weatherability and long-term durability.
Evaluate Polyethylene Blends. LLDPE can be combined with LDPE, HDPE, or other compatible polyethylene grades to adjust processing behavior and final properties. The appropriate blend ratio depends on the formulation, extrusion equipment, and performance targets. Trial production helps determine whether a proposed blend meets the required specifications.
Verify Technical Documents and Supply Conditions. Before purchasing, confirm the complete grade designation, production origin, current TDS, packaging details, and batch quality documentation. For food packaging, separately verify the regulatory compliance of the specific resin grade and the finished article for the intended market and conditions of use.