SLL118/21 is a LLDPE butene copolymer designed to deliver exceptional processing performance. It is tailored for producing films with excellent physical and optical properties, as well as improved sealability. This grade boasts a minimum biobased carbon content of 87%, determined according to ASTM D6866, supporting sustainability efforts in the industry.

Polymer Name: Linear Low Density Polyethylene (LLDPE)

Processing Methods: Blown Film Extrusion, Cast Film Extrusion, Extrusion, Film Extrusion

Additives Included: Anti-Blocking Agent, Slip Agent

Melt Flow Index: 1.0 - 1.0 g/10 min

Ask Braskem America Questions

Abbey Kugel avatarJerry O'Grady avatarKirstie Conkey avatar

Enhanced TDS

Identification & Functionality

Plastics & Elastomers Functions

Features & Benefits

Applications & Uses



Typical Properties
ValueUnitsTest Method / Conditions
C14 Contentmin. 87%ASTM D 6866
Blown Film Properties
ValueUnitsTest Method / Conditions
Tensile Strength (at Break, MD)40MPaASTM D882
Tensile Strength (at Break, TD)30MPaASTM D882
Elongation (at Break, MD)1070%ASTM D882
Elongation (at Break, TD)1340%ASTM D882
Tensile Modulus (1% Secant, MD)210MPaASTM D882
Tensile Modulus (1% Secant, TD)230MPaASTM D882
Dart Drop Impact Strength130g/F50ASTM D1709
Elmendorf Tear Strength (MD)180gFASTM D1922
Elmendorf Tear Strength (TD)400gFASTM D1922
Control Properties
ValueUnitsTest Method / Conditions
Melt Flow Rate (at 190°C, 2.16kg)1g/10 minASTM D1238
Density0.918g/cm³ASTM D 792

Blown Film Properties:

  • Film with 38 microns produce in a 40mm extruder and a blow‐up ratio of 2.2:1. (MD = extrusion direction and TD = transversal direction).

Regulatory & Compliance

Certifications & Compliance
Quality Standards